From: Gabor Juhos Date: Tue, 20 Nov 2012 17:45:24 +0000 (+0000) Subject: generic: convert yaffs to use kuid_t and kgid_t on 3.6+ X-Git-Tag: reboot~12234 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=c0f73ac607fceb00219fcf3b320837bdefad7c3b;p=openwrt%2Fstaging%2Fxback.git generic: convert yaffs to use kuid_t and kgid_t on 3.6+ Signed-off-by: Gabor Juhos SVN-Revision: 34280 --- diff --git a/target/linux/generic/patches-3.6/512-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch b/target/linux/generic/patches-3.6/512-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch new file mode 100644 index 0000000000..1ca189d2ee --- /dev/null +++ b/target/linux/generic/patches-3.6/512-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch @@ -0,0 +1,570 @@ +--- a/fs/yaffs2/yaffs_vfs_glue.c ++++ b/fs/yaffs2/yaffs_vfs_glue.c +@@ -243,11 +243,10 @@ static inline void yaffs_dec_link_count( + } + #endif + +- + #define update_dir_time(dir) do {\ + (dir)->i_ctime = (dir)->i_mtime = CURRENT_TIME; \ + } while(0) +- ++ + static void yaffs_put_super(struct super_block *sb); + + static ssize_t yaffs_file_write(struct file *f, const char *buf, size_t n, +@@ -397,6 +396,33 @@ static struct address_space_operations y + #endif + }; + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)) ++#define YCRED_FSUID() from_kuid(&init_user_ns, current_fsuid()) ++#define YCRED_FSGID() from_kgid(&init_user_ns, current_fsgid()) ++#else ++#define YCRED_FSUID() YCRED(current)->fsuid ++#define YCRED_FSGID() YCRED(current)->fsgid ++ ++static inline uid_t i_uid_read(const struct inode *inode) ++{ ++ return inode->i_uid; ++} ++ ++static inline gid_t i_gid_read(const struct inode *inode) ++{ ++ return inode->i_gid; ++} ++ ++static inline void i_uid_write(struct inode *inode, uid_t uid) ++{ ++ inode->i_uid = uid; ++} ++ ++static inline void i_gid_write(struct inode *inode, gid_t gid) ++{ ++ inode->i_gid = gid; ++} ++#endif + + #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 22)) + static const struct file_operations yaffs_file_operations = { +@@ -549,7 +575,7 @@ static unsigned yaffs_gc_control_callbac + { + return yaffs_gc_control; + } +- ++ + static void yaffs_gross_lock(yaffs_dev_t *dev) + { + T(YAFFS_TRACE_LOCK, (TSTR("yaffs locking %p\n"), current)); +@@ -1379,8 +1405,8 @@ static void yaffs_fill_inode_from_obj(st + + inode->i_ino = obj->obj_id; + inode->i_mode = obj->yst_mode; +- inode->i_uid = obj->yst_uid; +- inode->i_gid = obj->yst_gid; ++ i_uid_write(inode, obj->yst_uid); ++ i_gid_write(inode, obj->yst_gid); + #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)) + inode->i_blksize = inode->i_sb->s_blocksize; + #endif +@@ -1406,7 +1432,7 @@ static void yaffs_fill_inode_from_obj(st + + T(YAFFS_TRACE_OS, + (TSTR("yaffs_fill_inode mode %x uid %d gid %d size %d count %d\n"), +- inode->i_mode, inode->i_uid, inode->i_gid, ++ inode->i_mode, i_uid_read(inode), i_gid_read(inode), + (int)inode->i_size, atomic_read(&inode->i_count))); + + switch (obj->yst_mode & S_IFMT) { +@@ -1715,8 +1741,8 @@ static int yaffs_mknod(struct inode *dir + yaffs_obj_t *parent = yaffs_InodeToObject(dir); + + int error = -ENOSPC; +- uid_t uid = YCRED(current)->fsuid; +- gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ uid_t uid = YCRED_FSUID(); ++ gid_t gid = (dir->i_mode & S_ISGID) ? i_gid_read(dir) : YCRED_FSGID(); + + if ((dir->i_mode & S_ISGID) && S_ISDIR(mode)) + mode |= S_ISGID; +@@ -1892,8 +1918,8 @@ static int yaffs_symlink(struct inode *d + { + yaffs_obj_t *obj; + yaffs_dev_t *dev; +- uid_t uid = YCRED(current)->fsuid; +- gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ uid_t uid = YCRED_FSUID(); ++ gid_t gid = (dir->i_mode & S_ISGID) ? i_gid_read(dir) : YCRED_FSGID(); + + T(YAFFS_TRACE_OS, (TSTR("yaffs_symlink\n"))); + +@@ -2009,7 +2035,7 @@ static int yaffs_setattr(struct dentry * + (TSTR("yaffs_setattr of object %d\n"), + yaffs_InodeToObject(inode)->obj_id)); + +- /* Fail if a requested resize >= 2GB */ ++ /* Fail if a requested resize >= 2GB */ + if (attr->ia_valid & ATTR_SIZE && + (attr->ia_size >> 31)) + error = -EINVAL; +@@ -2240,7 +2266,7 @@ static void yaffs_flush_inodes(struct su + { + struct inode *iptr; + yaffs_obj_t *obj; +- ++ + list_for_each_entry(iptr,&sb->s_inodes, i_sb_list){ + obj = yaffs_InodeToObject(iptr); + if(obj){ +@@ -2254,10 +2280,10 @@ static void yaffs_flush_inodes(struct su + + static void yaffs_flush_super(struct super_block *sb, int do_checkpoint) + { +- yaffs_dev_t *dev = yaffs_SuperToDevice(sb); ++ yaffs_dev_t *dev = yaffs_SuperToDevice(sb); + if(!dev) + return; +- ++ + yaffs_flush_inodes(sb); + yaffs_update_dirty_dirs(dev); + yaffs_flush_whole_cache(dev); +@@ -2325,7 +2351,7 @@ static int yaffs_do_sync_fs(struct super + * yaffs_bg_start() launches the background thread. + * yaffs_bg_stop() cleans up the background thread. + * +- * NB: ++ * NB: + * The thread should only run after the yaffs is initialised + * The thread should be stopped before yaffs is unmounted. + * The thread should not do any writing while the fs is in read only. +@@ -2924,7 +2950,7 @@ static struct super_block *yaffs_interna + + dev = kmalloc(sizeof(yaffs_dev_t), GFP_KERNEL); + context = kmalloc(sizeof(struct yaffs_LinuxContext),GFP_KERNEL); +- ++ + if(!dev || !context ){ + if(dev) + kfree(dev); +@@ -2957,7 +2983,7 @@ static struct super_block *yaffs_interna + #else + sb->u.generic_sbp = dev; + #endif +- ++ + dev->driver_context = mtd; + param->name = mtd->name; + +@@ -3057,7 +3083,7 @@ static struct super_block *yaffs_interna + param->gc_control = yaffs_gc_control_callback; + + yaffs_dev_to_lc(dev)->superBlock= sb; +- ++ + + #ifndef CONFIG_YAFFS_DOES_ECC + param->use_nand_ecc = 1; +@@ -3099,10 +3125,10 @@ static struct super_block *yaffs_interna + T(YAFFS_TRACE_OS, + (TSTR("yaffs_read_super: guts initialised %s\n"), + (err == YAFFS_OK) ? "OK" : "FAILED")); +- ++ + if(err == YAFFS_OK) + yaffs_bg_start(dev); +- ++ + if(!context->bgThread) + param->defered_dir_update = 0; + +@@ -3345,7 +3371,7 @@ static int yaffs_proc_read(char *page, + buf += sprintf(buf,"\n"); + else { + step-=2; +- ++ + mutex_lock(&yaffs_context_lock); + + /* Locate and print the Nth entry. Order N-squared but N is small. */ +@@ -3362,7 +3388,7 @@ static int yaffs_proc_read(char *page, + buf = yaffs_dump_dev_part0(buf, dev); + } else + buf = yaffs_dump_dev_part1(buf, dev); +- ++ + break; + } + mutex_unlock(&yaffs_context_lock); +@@ -3389,7 +3415,7 @@ static int yaffs_stats_proc_read(char *p + int erasedChunks; + + erasedChunks = dev->n_erased_blocks * dev->param.chunks_per_block; +- ++ + buf += sprintf(buf,"%d, %d, %d, %u, %u, %u, %u\n", + n, dev->n_free_chunks, erasedChunks, + dev->bg_gcs, dev->oldest_dirty_gc_count, +--- a/fs/yaffs2/yaffs_guts.c ++++ b/fs/yaffs2/yaffs_guts.c +@@ -370,7 +370,7 @@ static int yaffs_verify_chunk_written(ya + yaffs_ext_tags tempTags; + __u8 *buffer = yaffs_get_temp_buffer(dev,__LINE__); + int result; +- ++ + result = yaffs_rd_chunk_tags_nand(dev,nand_chunk,buffer,&tempTags); + if(memcmp(buffer,data,dev->data_bytes_per_chunk) || + tempTags.obj_id != tags->obj_id || +@@ -424,7 +424,7 @@ static int yaffs_write_new_chunk(struct + * lot of checks that are most likely not needed. + * + * Mods to the above +- * If an erase check fails or the write fails we skip the ++ * If an erase check fails or the write fails we skip the + * rest of the block. + */ + +@@ -486,7 +486,7 @@ static int yaffs_write_new_chunk(struct + } + + +- ++ + /* + * Block retiring for handling a broken block. + */ +@@ -496,7 +496,7 @@ static void yaffs_retire_block(yaffs_dev + yaffs_block_info_t *bi = yaffs_get_block_info(dev, flash_block); + + yaffs2_checkpt_invalidate(dev); +- ++ + yaffs2_clear_oldest_dirty_seq(dev,bi); + + if (yaffs_mark_bad(dev, flash_block) != YAFFS_OK) { +@@ -899,7 +899,7 @@ static int yaffs_find_chunk_in_group(yaf + for (j = 0; theChunk && j < dev->chunk_grp_size; j++) { + if (yaffs_check_chunk_bit(dev, theChunk / dev->param.chunks_per_block, + theChunk % dev->param.chunks_per_block)) { +- ++ + if(dev->chunk_grp_size == 1) + return theChunk; + else { +@@ -1802,7 +1802,7 @@ int yaffs_rename_obj(yaffs_obj_t *old_di + yaffs_update_parent(old_dir); + if(new_dir != old_dir) + yaffs_update_parent(new_dir); +- ++ + return result; + } + return YAFFS_FAIL; +@@ -2125,7 +2125,7 @@ static int yaffs_gc_block(yaffs_dev_t *d + + if(bi->block_state == YAFFS_BLOCK_STATE_FULL) + bi->block_state = YAFFS_BLOCK_STATE_COLLECTING; +- ++ + bi->has_shrink_hdr = 0; /* clear the flag so that the block can erase */ + + dev->gc_disable = 1; +@@ -2207,7 +2207,7 @@ static int yaffs_gc_block(yaffs_dev_t *d + * No need to copy this, just forget about it and + * fix up the object. + */ +- ++ + /* Free chunks already includes softdeleted chunks. + * How ever this chunk is going to soon be really deleted + * which will increment free chunks. +@@ -2752,7 +2752,7 @@ int yaffs_put_chunk_in_file(yaffs_obj_t + NULL); + if (!tn) + return YAFFS_FAIL; +- ++ + if(!nand_chunk) + /* Dummy insert, bail now */ + return YAFFS_OK; +@@ -2881,7 +2881,7 @@ void yaffs_chunk_del(yaffs_dev_t *dev, i + chunk_id)); + + bi = yaffs_get_block_info(dev, block); +- ++ + yaffs2_update_oldest_dirty_seq(dev, block, bi); + + T(YAFFS_TRACE_DELETION, +@@ -2966,8 +2966,8 @@ static int yaffs_wr_data_obj(yaffs_obj_t + (TSTR("Writing %d bytes to chunk!!!!!!!!!" TENDSTR), n_bytes)); + YBUG(); + } +- +- ++ ++ + newChunkId = + yaffs_write_new_chunk(dev, buffer, &newTags, + useReserve); +@@ -3795,14 +3795,14 @@ int yaffs_resize_file(yaffs_obj_t *in, l + + if (new_size == oldFileSize) + return YAFFS_OK; +- ++ + if(new_size > oldFileSize){ + yaffs2_handle_hole(in,new_size); + in->variant.file_variant.file_size = new_size; + } else { +- /* new_size < oldFileSize */ ++ /* new_size < oldFileSize */ + yaffs_resize_file_down(in, new_size); +- } ++ } + + /* Write a new object header to reflect the resize. + * show we've shrunk the file, if need be +@@ -4231,7 +4231,7 @@ static void yaffs_strip_deleted_objs(yaf + * This fixes the problem where directories might have inadvertently been deleted + * leaving the object "hanging" without being rooted in the directory tree. + */ +- ++ + static int yaffs_has_null_parent(yaffs_dev_t *dev, yaffs_obj_t *obj) + { + return (obj == dev->del_dir || +@@ -4262,7 +4262,7 @@ static void yaffs_fix_hanging_objs(yaffs + if (lh) { + obj = ylist_entry(lh, yaffs_obj_t, hash_link); + parent= obj->parent; +- ++ + if(yaffs_has_null_parent(dev,obj)){ + /* These directories are not hanging */ + hanging = 0; +@@ -4311,7 +4311,7 @@ static void yaffs_del_dir_contents(yaffs + + if(dir->variant_type != YAFFS_OBJECT_TYPE_DIRECTORY) + YBUG(); +- ++ + ylist_for_each_safe(lh, n, &dir->variant.dir_variant.children) { + if (lh) { + obj = ylist_entry(lh, yaffs_obj_t, siblings); +@@ -4325,10 +4325,10 @@ static void yaffs_del_dir_contents(yaffs + /* Need to use UnlinkObject since Delete would not handle + * hardlinked objects correctly. + */ +- yaffs_unlink_obj(obj); ++ yaffs_unlink_obj(obj); + } + } +- ++ + } + + static void yaffs_empty_l_n_f(yaffs_dev_t *dev) +@@ -4410,7 +4410,7 @@ static void yaffs_check_obj_details_load + * If the directory updating is defered then yaffs_update_dirty_dirs must be + * called periodically. + */ +- ++ + static void yaffs_update_parent(yaffs_obj_t *obj) + { + yaffs_dev_t *dev; +@@ -4422,8 +4422,8 @@ static void yaffs_update_parent(yaffs_ob + obj->dirty = 1; + obj->yst_mtime = obj->yst_ctime = Y_CURRENT_TIME; + if(dev->param.defered_dir_update){ +- struct ylist_head *link = &obj->variant.dir_variant.dirty; +- ++ struct ylist_head *link = &obj->variant.dir_variant.dirty; ++ + if(ylist_empty(link)){ + ylist_add(link,&dev->dirty_dirs); + T(YAFFS_TRACE_BACKGROUND, (TSTR("Added object %d to dirty directories" TENDSTR),obj->obj_id)); +@@ -4446,7 +4446,7 @@ void yaffs_update_dirty_dirs(yaffs_dev_t + while(!ylist_empty(&dev->dirty_dirs)){ + link = dev->dirty_dirs.next; + ylist_del_init(link); +- ++ + dS=ylist_entry(link,yaffs_dir_s,dirty); + oV = ylist_entry(dS,yaffs_obj_variant,dir_variant); + obj = ylist_entry(oV,yaffs_obj_t,variant); +@@ -4474,7 +4474,7 @@ static void yaffs_remove_obj_from_dir(ya + + ylist_del_init(&obj->siblings); + obj->parent = NULL; +- ++ + yaffs_verify_dir(parent); + } + +@@ -4645,7 +4645,7 @@ yaffs_obj_t *yaffs_get_equivalent_obj(ya + * system to share files. + * + * These automatic unicode are stored slightly differently... +- * - If the name can fit in the ASCII character space then they are saved as ++ * - If the name can fit in the ASCII character space then they are saved as + * ascii names as per above. + * - If the name needs Unicode then the name is saved in Unicode + * starting at oh->name[1]. +@@ -4686,7 +4686,7 @@ static void yaffs_load_name_from_oh(yaff + asciiOhName++; + n--; + } +- } else ++ } else + yaffs_strncpy(name,ohName+1, bufferSize -1); + } else + #endif +@@ -4705,7 +4705,7 @@ static void yaffs_load_oh_from_name(yaff + + isAscii = 1; + w = name; +- ++ + /* Figure out if the name will fit in ascii character set */ + while(isAscii && *w){ + if((*w) & 0xff00) +@@ -4729,7 +4729,7 @@ static void yaffs_load_oh_from_name(yaff + yaffs_strncpy(ohName+1,name, YAFFS_MAX_NAME_LENGTH -2); + } + } +- else ++ else + #endif + yaffs_strncpy(ohName,name, YAFFS_MAX_NAME_LENGTH - 1); + +@@ -4738,12 +4738,12 @@ static void yaffs_load_oh_from_name(yaff + int yaffs_get_obj_name(yaffs_obj_t * obj, YCHAR * name, int buffer_size) + { + memset(name, 0, buffer_size * sizeof(YCHAR)); +- ++ + yaffs_check_obj_details_loaded(obj); + + if (obj->obj_id == YAFFS_OBJECTID_LOSTNFOUND) { + yaffs_strncpy(name, YAFFS_LOSTNFOUND_NAME, buffer_size - 1); +- } ++ } + #ifdef CONFIG_YAFFS_SHORT_NAMES_IN_RAM + else if (obj->short_name[0]) { + yaffs_strcpy(name, obj->short_name); +@@ -4861,9 +4861,9 @@ int yaffs_set_attribs(yaffs_obj_t *obj, + if (valid & ATTR_MODE) + obj->yst_mode = attr->ia_mode; + if (valid & ATTR_UID) +- obj->yst_uid = attr->ia_uid; ++ obj->yst_uid = ia_uid_read(attr); + if (valid & ATTR_GID) +- obj->yst_gid = attr->ia_gid; ++ obj->yst_gid = ia_gid_read(attr); + + if (valid & ATTR_ATIME) + obj->yst_atime = Y_TIME_CONVERT(attr->ia_atime); +@@ -4886,9 +4886,9 @@ int yaffs_get_attribs(yaffs_obj_t *obj, + + attr->ia_mode = obj->yst_mode; + valid |= ATTR_MODE; +- attr->ia_uid = obj->yst_uid; ++ ia_uid_write(attr, obj->yst_uid); + valid |= ATTR_UID; +- attr->ia_gid = obj->yst_gid; ++ ia_gid_write(attr, obj->yst_gid); + valid |= ATTR_GID; + + Y_TIME_CONVERT(attr->ia_atime) = obj->yst_atime; +--- a/fs/yaffs2/yportenv.h ++++ b/fs/yaffs2/yportenv.h +@@ -170,7 +170,7 @@ + #define O_RDWR 02 + #endif + +-#ifndef O_CREAT ++#ifndef O_CREAT + #define O_CREAT 0100 + #endif + +@@ -218,7 +218,7 @@ + #define EACCES 13 + #endif + +-#ifndef EXDEV ++#ifndef EXDEV + #define EXDEV 18 + #endif + +@@ -281,7 +281,7 @@ + #define S_IFREG 0100000 + #endif + +-#ifndef S_IREAD ++#ifndef S_IREAD + #define S_IREAD 0000400 + #endif + +--- a/fs/yaffs2/devextras.h ++++ b/fs/yaffs2/devextras.h +@@ -87,6 +87,8 @@ struct iattr { + unsigned int ia_attr_flags; + }; + ++/* TODO: add ia_* functions */ ++ + #endif + + #else +@@ -95,7 +97,48 @@ struct iattr { + #include + #include + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)) ++static inline uid_t ia_uid_read(const struct iattr *iattr) ++{ ++ return from_kuid(&init_user_ns, iattr->ia_uid); ++} ++ ++static inline gid_t ia_gid_read(const struct iattr *iattr) ++{ ++ return from_kgid(&init_user_ns, iattr->ia_gid); ++} ++ ++static inline void ia_uid_write(struct iattr *iattr, uid_t uid) ++{ ++ iattr->ia_uid = make_kuid(&init_user_ns, uid); ++} ++ ++static inline void ia_gid_write(struct iattr *iattr, gid_t gid) ++{ ++ iattr->ia_gid = make_kgid(&init_user_ns, gid); ++} ++#else ++static inline uid_t ia_uid_read(const struct iattr *iattr) ++{ ++ return iattr->ia_uid; ++} ++ ++static inline gid_t ia_gid_read(const struct iattr *inode) ++{ ++ return iattr->ia_gid; ++} ++ ++static inline void ia_uid_write(struct iattr *iattr, uid_t uid) ++{ ++ iattr->ia_uid = uid; ++} ++ ++static inline void ia_gid_write(struct iattr *iattr, gid_t gid) ++{ ++ iattr->ia_gid = gid; ++} + #endif + ++#endif + + #endif diff --git a/target/linux/generic/patches-3.6/512-yaffs-3.6-fix-dir_inode-ops.patch b/target/linux/generic/patches-3.6/512-yaffs-3.6-fix-dir_inode-ops.patch deleted file mode 100644 index f9db0b3fab..0000000000 --- a/target/linux/generic/patches-3.6/512-yaffs-3.6-fix-dir_inode-ops.patch +++ /dev/null @@ -1,60 +0,0 @@ ---- a/fs/yaffs2/yaffs_vfs_glue.c -+++ b/fs/yaffs2/yaffs_vfs_glue.c -@@ -272,20 +272,29 @@ static int yaffs_sync_object(struct file - - static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir); - --#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) --#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, -+ bool excl); -+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) - static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, - struct nameidata *n); --#else -+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) - static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode, - struct nameidata *n); -+#else -+static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); - #endif -+ -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, -+ unsigned int flags); -+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) - static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, - struct nameidata *n); - #else --static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); - static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry); - #endif -+ - static int yaffs_link(struct dentry *old_dentry, struct inode *dir, - struct dentry *dentry); - static int yaffs_unlink(struct inode *dir, struct dentry *dentry); -@@ -811,7 +820,10 @@ struct inode *yaffs_get_inode(struct sup - /* - * Lookup is used to find objects in the fs - */ --#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, -+ unsigned int flags) -+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) - - static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, - struct nameidata *n) -@@ -1801,7 +1813,10 @@ static int yaffs_mkdir(struct inode *dir - return retVal; - } - --#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, -+ bool excl) -+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) - static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, - struct nameidata *n) - #elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) diff --git a/target/linux/generic/patches-3.6/513-yaffs-3.6-fix-dir_inode-ops.patch b/target/linux/generic/patches-3.6/513-yaffs-3.6-fix-dir_inode-ops.patch new file mode 100644 index 0000000000..220927a535 --- /dev/null +++ b/target/linux/generic/patches-3.6/513-yaffs-3.6-fix-dir_inode-ops.patch @@ -0,0 +1,60 @@ +--- a/fs/yaffs2/yaffs_vfs_glue.c ++++ b/fs/yaffs2/yaffs_vfs_glue.c +@@ -271,20 +271,29 @@ static int yaffs_sync_object(struct file + + static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir); + +-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) +-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, ++ bool excl); ++#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) + static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, + struct nameidata *n); +-#else ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) + static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode, + struct nameidata *n); ++#else ++static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); + #endif ++ ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, ++ unsigned int flags); ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) + static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, + struct nameidata *n); + #else +-static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); + static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry); + #endif ++ + static int yaffs_link(struct dentry *old_dentry, struct inode *dir, + struct dentry *dentry); + static int yaffs_unlink(struct inode *dir, struct dentry *dentry); +@@ -837,7 +846,10 @@ struct inode *yaffs_get_inode(struct sup + /* + * Lookup is used to find objects in the fs + */ +-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, ++ unsigned int flags) ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) + + static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, + struct nameidata *n) +@@ -1827,7 +1839,10 @@ static int yaffs_mkdir(struct inode *dir + return retVal; + } + +-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, ++ bool excl) ++#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) + static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, + struct nameidata *n) + #elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) diff --git a/target/linux/generic/patches-3.6/513-yaffs-3.6-use-delayed-work-instead-of-write_super.patch b/target/linux/generic/patches-3.6/513-yaffs-3.6-use-delayed-work-instead-of-write_super.patch deleted file mode 100644 index 579932c69e..0000000000 --- a/target/linux/generic/patches-3.6/513-yaffs-3.6-use-delayed-work-instead-of-write_super.patch +++ /dev/null @@ -1,180 +0,0 @@ ---- a/fs/yaffs2/yaffs_vfs_glue.c -+++ b/fs/yaffs2/yaffs_vfs_glue.c -@@ -394,6 +394,84 @@ static void yaffs_touch_super(yaffs_dev_ - static int yaffs_vfs_setattr(struct inode *, struct iattr *); - - -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+ -+#define yaffs_super_to_dev(sb) ((struct yaffs_dev_s *)sb->s_fs_info) -+ -+static inline struct yaffs_LinuxContext * -+yaffs_sb_to_ylc(struct super_block *sb) -+{ -+ struct yaffs_dev_s *ydev; -+ struct yaffs_LinuxContext *ylc; -+ -+ ydev = yaffs_super_to_dev(sb); -+ ylc = yaffs_dev_to_lc(ydev); -+ return ylc; -+} -+ -+static inline struct super_block *yaffs_work_to_sb(struct work_struct *work) -+{ -+ struct delayed_work *dwork; -+ struct yaffs_LinuxContext *ylc; -+ -+ dwork = container_of(work, struct delayed_work, work); -+ ylc = container_of(dwork, struct yaffs_LinuxContext, sb_sync_dwork); -+ return ylc->superBlock; -+} -+ -+static void yaffs_sb_sync_dwork_func(struct work_struct *work) -+{ -+ struct super_block *sb = yaffs_work_to_sb(work); -+ -+ yaffs_write_super(sb); -+} -+ -+static void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) -+{ -+ INIT_DELAYED_WORK(&ylc->sb_sync_dwork, yaffs_sb_sync_dwork_func); -+} -+ -+static void yaffs_cancel_sb_sync_dwork(struct super_block *sb) -+{ -+ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); -+ -+ cancel_delayed_work_sync(&ylc->sb_sync_dwork); -+} -+ -+static inline bool yaffs_sb_is_dirty(struct super_block *sb) -+{ -+ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); -+ -+ return !!ylc->sb_dirty; -+} -+ -+static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) -+{ -+ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); -+ -+ if (ylc->sb_dirty == dirty) -+ return; -+ -+ ylc->sb_dirty = dirty; -+ if (dirty) -+ queue_delayed_work(system_long_wq, &ylc->sb_sync_dwork, -+ msecs_to_jiffies(5000)); -+} -+#else -+static inline bool yaffs_sb_is_dirty(struct super_block *sb) -+{ -+ return !!sb->s_dirt; -+} -+ -+static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) -+{ -+ sb->s_dirt = dirty; -+} -+ -+static inline void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) {} -+static inline void yaffs_cancel_sb_sync_dwork(struct super_block *sb) {} -+#endif /* >= 3.6.0 */ -+ - static struct address_space_operations yaffs_file_address_operations = { - .readpage = yaffs_readpage, - .writepage = yaffs_writepage, -@@ -527,7 +605,9 @@ static const struct super_operations yaf - .clear_inode = yaffs_clear_inode, - #endif - .sync_fs = yaffs_sync_fs, -+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)) - .write_super = yaffs_write_super, -+#endif - }; - - -@@ -2314,7 +2394,7 @@ static int yaffs_do_sync_fs(struct super - T(YAFFS_TRACE_OS | YAFFS_TRACE_SYNC | YAFFS_TRACE_BACKGROUND, - (TSTR("yaffs_do_sync_fs: gc-urgency %d %s %s%s\n"), - gc_urgent, -- sb->s_dirt ? "dirty" : "clean", -+ yaffs_sb_is_dirty(sb) ? "dirty" : "clean", - request_checkpoint ? "checkpoint requested" : "no checkpoint", - oneshot_checkpoint ? " one-shot" : "" )); - -@@ -2323,9 +2403,9 @@ static int yaffs_do_sync_fs(struct super - oneshot_checkpoint) && - !dev->is_checkpointed; - -- if (sb->s_dirt || do_checkpoint) { -+ if (yaffs_sb_is_dirty(sb) || do_checkpoint) { - yaffs_flush_super(sb, !dev->is_checkpointed && do_checkpoint); -- sb->s_dirt = 0; -+ yaffs_sb_set_dirty(sb, 0); - if(oneshot_checkpoint) - yaffs_auto_checkpoint &= ~4; - } -@@ -2601,6 +2681,8 @@ static void yaffs_put_super(struct super - - yaffs_flush_super(sb,1); - -+ yaffs_cancel_sb_sync_dwork(sb); -+ - if (yaffs_dev_to_lc(dev)->putSuperFunc) - yaffs_dev_to_lc(dev)->putSuperFunc(sb); - -@@ -2639,7 +2721,7 @@ static void yaffs_touch_super(yaffs_dev_ - - T(YAFFS_TRACE_OS, (TSTR("yaffs_touch_super() sb = %p\n"), sb)); - if (sb) -- sb->s_dirt = 1; -+ yaffs_sb_set_dirty(sb, 1); - } - - typedef struct { -@@ -2965,6 +3047,8 @@ static struct super_block *yaffs_interna - context->dev = dev; - context->superBlock = sb; - -+ yaffs_init_sb_sync_dwork(context); -+ - dev->read_only = read_only; - - #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) -@@ -3151,7 +3235,7 @@ static struct super_block *yaffs_interna - return NULL; - } - sb->s_root = root; -- sb->s_dirt = !dev->is_checkpointed; -+ yaffs_sb_set_dirty(sb, !dev->is_checkpointed); - T(YAFFS_TRACE_ALWAYS, - (TSTR("yaffs_read_super: is_checkpointed %d\n"), - dev->is_checkpointed)); ---- a/fs/yaffs2/yaffs_linux.h -+++ b/fs/yaffs2/yaffs_linux.h -@@ -34,6 +34,11 @@ struct yaffs_LinuxContext { - - struct task_struct *readdirProcess; - unsigned mount_id; -+ -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+ struct delayed_work sb_sync_dwork; /* superblock write-out work */ -+ int sb_dirty; /* superblock is dirty */ -+#endif - }; - - #define yaffs_dev_to_lc(dev) ((struct yaffs_LinuxContext *)((dev)->os_context)) ---- a/fs/yaffs2/yportenv.h -+++ b/fs/yaffs2/yportenv.h -@@ -49,6 +49,9 @@ - #include - #include - #include -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+#include -+#endif - - #define YCHAR char - #define YUCHAR unsigned char diff --git a/target/linux/generic/patches-3.6/514-yaffs-3.6-use-delayed-work-instead-of-write_super.patch b/target/linux/generic/patches-3.6/514-yaffs-3.6-use-delayed-work-instead-of-write_super.patch new file mode 100644 index 0000000000..c6ecddf0b2 --- /dev/null +++ b/target/linux/generic/patches-3.6/514-yaffs-3.6-use-delayed-work-instead-of-write_super.patch @@ -0,0 +1,180 @@ +--- a/fs/yaffs2/yaffs_vfs_glue.c ++++ b/fs/yaffs2/yaffs_vfs_glue.c +@@ -393,6 +393,84 @@ static void yaffs_touch_super(yaffs_dev_ + static int yaffs_vfs_setattr(struct inode *, struct iattr *); + + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++ ++#define yaffs_super_to_dev(sb) ((struct yaffs_dev_s *)sb->s_fs_info) ++ ++static inline struct yaffs_LinuxContext * ++yaffs_sb_to_ylc(struct super_block *sb) ++{ ++ struct yaffs_dev_s *ydev; ++ struct yaffs_LinuxContext *ylc; ++ ++ ydev = yaffs_super_to_dev(sb); ++ ylc = yaffs_dev_to_lc(ydev); ++ return ylc; ++} ++ ++static inline struct super_block *yaffs_work_to_sb(struct work_struct *work) ++{ ++ struct delayed_work *dwork; ++ struct yaffs_LinuxContext *ylc; ++ ++ dwork = container_of(work, struct delayed_work, work); ++ ylc = container_of(dwork, struct yaffs_LinuxContext, sb_sync_dwork); ++ return ylc->superBlock; ++} ++ ++static void yaffs_sb_sync_dwork_func(struct work_struct *work) ++{ ++ struct super_block *sb = yaffs_work_to_sb(work); ++ ++ yaffs_write_super(sb); ++} ++ ++static void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) ++{ ++ INIT_DELAYED_WORK(&ylc->sb_sync_dwork, yaffs_sb_sync_dwork_func); ++} ++ ++static void yaffs_cancel_sb_sync_dwork(struct super_block *sb) ++{ ++ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); ++ ++ cancel_delayed_work_sync(&ylc->sb_sync_dwork); ++} ++ ++static inline bool yaffs_sb_is_dirty(struct super_block *sb) ++{ ++ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); ++ ++ return !!ylc->sb_dirty; ++} ++ ++static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) ++{ ++ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); ++ ++ if (ylc->sb_dirty == dirty) ++ return; ++ ++ ylc->sb_dirty = dirty; ++ if (dirty) ++ queue_delayed_work(system_long_wq, &ylc->sb_sync_dwork, ++ msecs_to_jiffies(5000)); ++} ++#else ++static inline bool yaffs_sb_is_dirty(struct super_block *sb) ++{ ++ return !!sb->s_dirt; ++} ++ ++static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) ++{ ++ sb->s_dirt = dirty; ++} ++ ++static inline void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) {} ++static inline void yaffs_cancel_sb_sync_dwork(struct super_block *sb) {} ++#endif /* >= 3.6.0 */ ++ + static struct address_space_operations yaffs_file_address_operations = { + .readpage = yaffs_readpage, + .writepage = yaffs_writepage, +@@ -553,7 +631,9 @@ static const struct super_operations yaf + .clear_inode = yaffs_clear_inode, + #endif + .sync_fs = yaffs_sync_fs, ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)) + .write_super = yaffs_write_super, ++#endif + }; + + +@@ -2340,7 +2420,7 @@ static int yaffs_do_sync_fs(struct super + T(YAFFS_TRACE_OS | YAFFS_TRACE_SYNC | YAFFS_TRACE_BACKGROUND, + (TSTR("yaffs_do_sync_fs: gc-urgency %d %s %s%s\n"), + gc_urgent, +- sb->s_dirt ? "dirty" : "clean", ++ yaffs_sb_is_dirty(sb) ? "dirty" : "clean", + request_checkpoint ? "checkpoint requested" : "no checkpoint", + oneshot_checkpoint ? " one-shot" : "" )); + +@@ -2349,9 +2429,9 @@ static int yaffs_do_sync_fs(struct super + oneshot_checkpoint) && + !dev->is_checkpointed; + +- if (sb->s_dirt || do_checkpoint) { ++ if (yaffs_sb_is_dirty(sb) || do_checkpoint) { + yaffs_flush_super(sb, !dev->is_checkpointed && do_checkpoint); +- sb->s_dirt = 0; ++ yaffs_sb_set_dirty(sb, 0); + if(oneshot_checkpoint) + yaffs_auto_checkpoint &= ~4; + } +@@ -2627,6 +2707,8 @@ static void yaffs_put_super(struct super + + yaffs_flush_super(sb,1); + ++ yaffs_cancel_sb_sync_dwork(sb); ++ + if (yaffs_dev_to_lc(dev)->putSuperFunc) + yaffs_dev_to_lc(dev)->putSuperFunc(sb); + +@@ -2665,7 +2747,7 @@ static void yaffs_touch_super(yaffs_dev_ + + T(YAFFS_TRACE_OS, (TSTR("yaffs_touch_super() sb = %p\n"), sb)); + if (sb) +- sb->s_dirt = 1; ++ yaffs_sb_set_dirty(sb, 1); + } + + typedef struct { +@@ -2991,6 +3073,8 @@ static struct super_block *yaffs_interna + context->dev = dev; + context->superBlock = sb; + ++ yaffs_init_sb_sync_dwork(context); ++ + dev->read_only = read_only; + + #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) +@@ -3177,7 +3261,7 @@ static struct super_block *yaffs_interna + return NULL; + } + sb->s_root = root; +- sb->s_dirt = !dev->is_checkpointed; ++ yaffs_sb_set_dirty(sb, !dev->is_checkpointed); + T(YAFFS_TRACE_ALWAYS, + (TSTR("yaffs_read_super: is_checkpointed %d\n"), + dev->is_checkpointed)); +--- a/fs/yaffs2/yaffs_linux.h ++++ b/fs/yaffs2/yaffs_linux.h +@@ -34,6 +34,11 @@ struct yaffs_LinuxContext { + + struct task_struct *readdirProcess; + unsigned mount_id; ++ ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++ struct delayed_work sb_sync_dwork; /* superblock write-out work */ ++ int sb_dirty; /* superblock is dirty */ ++#endif + }; + + #define yaffs_dev_to_lc(dev) ((struct yaffs_LinuxContext *)((dev)->os_context)) +--- a/fs/yaffs2/yportenv.h ++++ b/fs/yaffs2/yportenv.h +@@ -49,6 +49,9 @@ + #include + #include + #include ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++#include ++#endif + + #define YCHAR char + #define YUCHAR unsigned char diff --git a/target/linux/generic/patches-3.7/512-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch b/target/linux/generic/patches-3.7/512-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch new file mode 100644 index 0000000000..1ca189d2ee --- /dev/null +++ b/target/linux/generic/patches-3.7/512-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch @@ -0,0 +1,570 @@ +--- a/fs/yaffs2/yaffs_vfs_glue.c ++++ b/fs/yaffs2/yaffs_vfs_glue.c +@@ -243,11 +243,10 @@ static inline void yaffs_dec_link_count( + } + #endif + +- + #define update_dir_time(dir) do {\ + (dir)->i_ctime = (dir)->i_mtime = CURRENT_TIME; \ + } while(0) +- ++ + static void yaffs_put_super(struct super_block *sb); + + static ssize_t yaffs_file_write(struct file *f, const char *buf, size_t n, +@@ -397,6 +396,33 @@ static struct address_space_operations y + #endif + }; + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)) ++#define YCRED_FSUID() from_kuid(&init_user_ns, current_fsuid()) ++#define YCRED_FSGID() from_kgid(&init_user_ns, current_fsgid()) ++#else ++#define YCRED_FSUID() YCRED(current)->fsuid ++#define YCRED_FSGID() YCRED(current)->fsgid ++ ++static inline uid_t i_uid_read(const struct inode *inode) ++{ ++ return inode->i_uid; ++} ++ ++static inline gid_t i_gid_read(const struct inode *inode) ++{ ++ return inode->i_gid; ++} ++ ++static inline void i_uid_write(struct inode *inode, uid_t uid) ++{ ++ inode->i_uid = uid; ++} ++ ++static inline void i_gid_write(struct inode *inode, gid_t gid) ++{ ++ inode->i_gid = gid; ++} ++#endif + + #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 22)) + static const struct file_operations yaffs_file_operations = { +@@ -549,7 +575,7 @@ static unsigned yaffs_gc_control_callbac + { + return yaffs_gc_control; + } +- ++ + static void yaffs_gross_lock(yaffs_dev_t *dev) + { + T(YAFFS_TRACE_LOCK, (TSTR("yaffs locking %p\n"), current)); +@@ -1379,8 +1405,8 @@ static void yaffs_fill_inode_from_obj(st + + inode->i_ino = obj->obj_id; + inode->i_mode = obj->yst_mode; +- inode->i_uid = obj->yst_uid; +- inode->i_gid = obj->yst_gid; ++ i_uid_write(inode, obj->yst_uid); ++ i_gid_write(inode, obj->yst_gid); + #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)) + inode->i_blksize = inode->i_sb->s_blocksize; + #endif +@@ -1406,7 +1432,7 @@ static void yaffs_fill_inode_from_obj(st + + T(YAFFS_TRACE_OS, + (TSTR("yaffs_fill_inode mode %x uid %d gid %d size %d count %d\n"), +- inode->i_mode, inode->i_uid, inode->i_gid, ++ inode->i_mode, i_uid_read(inode), i_gid_read(inode), + (int)inode->i_size, atomic_read(&inode->i_count))); + + switch (obj->yst_mode & S_IFMT) { +@@ -1715,8 +1741,8 @@ static int yaffs_mknod(struct inode *dir + yaffs_obj_t *parent = yaffs_InodeToObject(dir); + + int error = -ENOSPC; +- uid_t uid = YCRED(current)->fsuid; +- gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ uid_t uid = YCRED_FSUID(); ++ gid_t gid = (dir->i_mode & S_ISGID) ? i_gid_read(dir) : YCRED_FSGID(); + + if ((dir->i_mode & S_ISGID) && S_ISDIR(mode)) + mode |= S_ISGID; +@@ -1892,8 +1918,8 @@ static int yaffs_symlink(struct inode *d + { + yaffs_obj_t *obj; + yaffs_dev_t *dev; +- uid_t uid = YCRED(current)->fsuid; +- gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ uid_t uid = YCRED_FSUID(); ++ gid_t gid = (dir->i_mode & S_ISGID) ? i_gid_read(dir) : YCRED_FSGID(); + + T(YAFFS_TRACE_OS, (TSTR("yaffs_symlink\n"))); + +@@ -2009,7 +2035,7 @@ static int yaffs_setattr(struct dentry * + (TSTR("yaffs_setattr of object %d\n"), + yaffs_InodeToObject(inode)->obj_id)); + +- /* Fail if a requested resize >= 2GB */ ++ /* Fail if a requested resize >= 2GB */ + if (attr->ia_valid & ATTR_SIZE && + (attr->ia_size >> 31)) + error = -EINVAL; +@@ -2240,7 +2266,7 @@ static void yaffs_flush_inodes(struct su + { + struct inode *iptr; + yaffs_obj_t *obj; +- ++ + list_for_each_entry(iptr,&sb->s_inodes, i_sb_list){ + obj = yaffs_InodeToObject(iptr); + if(obj){ +@@ -2254,10 +2280,10 @@ static void yaffs_flush_inodes(struct su + + static void yaffs_flush_super(struct super_block *sb, int do_checkpoint) + { +- yaffs_dev_t *dev = yaffs_SuperToDevice(sb); ++ yaffs_dev_t *dev = yaffs_SuperToDevice(sb); + if(!dev) + return; +- ++ + yaffs_flush_inodes(sb); + yaffs_update_dirty_dirs(dev); + yaffs_flush_whole_cache(dev); +@@ -2325,7 +2351,7 @@ static int yaffs_do_sync_fs(struct super + * yaffs_bg_start() launches the background thread. + * yaffs_bg_stop() cleans up the background thread. + * +- * NB: ++ * NB: + * The thread should only run after the yaffs is initialised + * The thread should be stopped before yaffs is unmounted. + * The thread should not do any writing while the fs is in read only. +@@ -2924,7 +2950,7 @@ static struct super_block *yaffs_interna + + dev = kmalloc(sizeof(yaffs_dev_t), GFP_KERNEL); + context = kmalloc(sizeof(struct yaffs_LinuxContext),GFP_KERNEL); +- ++ + if(!dev || !context ){ + if(dev) + kfree(dev); +@@ -2957,7 +2983,7 @@ static struct super_block *yaffs_interna + #else + sb->u.generic_sbp = dev; + #endif +- ++ + dev->driver_context = mtd; + param->name = mtd->name; + +@@ -3057,7 +3083,7 @@ static struct super_block *yaffs_interna + param->gc_control = yaffs_gc_control_callback; + + yaffs_dev_to_lc(dev)->superBlock= sb; +- ++ + + #ifndef CONFIG_YAFFS_DOES_ECC + param->use_nand_ecc = 1; +@@ -3099,10 +3125,10 @@ static struct super_block *yaffs_interna + T(YAFFS_TRACE_OS, + (TSTR("yaffs_read_super: guts initialised %s\n"), + (err == YAFFS_OK) ? "OK" : "FAILED")); +- ++ + if(err == YAFFS_OK) + yaffs_bg_start(dev); +- ++ + if(!context->bgThread) + param->defered_dir_update = 0; + +@@ -3345,7 +3371,7 @@ static int yaffs_proc_read(char *page, + buf += sprintf(buf,"\n"); + else { + step-=2; +- ++ + mutex_lock(&yaffs_context_lock); + + /* Locate and print the Nth entry. Order N-squared but N is small. */ +@@ -3362,7 +3388,7 @@ static int yaffs_proc_read(char *page, + buf = yaffs_dump_dev_part0(buf, dev); + } else + buf = yaffs_dump_dev_part1(buf, dev); +- ++ + break; + } + mutex_unlock(&yaffs_context_lock); +@@ -3389,7 +3415,7 @@ static int yaffs_stats_proc_read(char *p + int erasedChunks; + + erasedChunks = dev->n_erased_blocks * dev->param.chunks_per_block; +- ++ + buf += sprintf(buf,"%d, %d, %d, %u, %u, %u, %u\n", + n, dev->n_free_chunks, erasedChunks, + dev->bg_gcs, dev->oldest_dirty_gc_count, +--- a/fs/yaffs2/yaffs_guts.c ++++ b/fs/yaffs2/yaffs_guts.c +@@ -370,7 +370,7 @@ static int yaffs_verify_chunk_written(ya + yaffs_ext_tags tempTags; + __u8 *buffer = yaffs_get_temp_buffer(dev,__LINE__); + int result; +- ++ + result = yaffs_rd_chunk_tags_nand(dev,nand_chunk,buffer,&tempTags); + if(memcmp(buffer,data,dev->data_bytes_per_chunk) || + tempTags.obj_id != tags->obj_id || +@@ -424,7 +424,7 @@ static int yaffs_write_new_chunk(struct + * lot of checks that are most likely not needed. + * + * Mods to the above +- * If an erase check fails or the write fails we skip the ++ * If an erase check fails or the write fails we skip the + * rest of the block. + */ + +@@ -486,7 +486,7 @@ static int yaffs_write_new_chunk(struct + } + + +- ++ + /* + * Block retiring for handling a broken block. + */ +@@ -496,7 +496,7 @@ static void yaffs_retire_block(yaffs_dev + yaffs_block_info_t *bi = yaffs_get_block_info(dev, flash_block); + + yaffs2_checkpt_invalidate(dev); +- ++ + yaffs2_clear_oldest_dirty_seq(dev,bi); + + if (yaffs_mark_bad(dev, flash_block) != YAFFS_OK) { +@@ -899,7 +899,7 @@ static int yaffs_find_chunk_in_group(yaf + for (j = 0; theChunk && j < dev->chunk_grp_size; j++) { + if (yaffs_check_chunk_bit(dev, theChunk / dev->param.chunks_per_block, + theChunk % dev->param.chunks_per_block)) { +- ++ + if(dev->chunk_grp_size == 1) + return theChunk; + else { +@@ -1802,7 +1802,7 @@ int yaffs_rename_obj(yaffs_obj_t *old_di + yaffs_update_parent(old_dir); + if(new_dir != old_dir) + yaffs_update_parent(new_dir); +- ++ + return result; + } + return YAFFS_FAIL; +@@ -2125,7 +2125,7 @@ static int yaffs_gc_block(yaffs_dev_t *d + + if(bi->block_state == YAFFS_BLOCK_STATE_FULL) + bi->block_state = YAFFS_BLOCK_STATE_COLLECTING; +- ++ + bi->has_shrink_hdr = 0; /* clear the flag so that the block can erase */ + + dev->gc_disable = 1; +@@ -2207,7 +2207,7 @@ static int yaffs_gc_block(yaffs_dev_t *d + * No need to copy this, just forget about it and + * fix up the object. + */ +- ++ + /* Free chunks already includes softdeleted chunks. + * How ever this chunk is going to soon be really deleted + * which will increment free chunks. +@@ -2752,7 +2752,7 @@ int yaffs_put_chunk_in_file(yaffs_obj_t + NULL); + if (!tn) + return YAFFS_FAIL; +- ++ + if(!nand_chunk) + /* Dummy insert, bail now */ + return YAFFS_OK; +@@ -2881,7 +2881,7 @@ void yaffs_chunk_del(yaffs_dev_t *dev, i + chunk_id)); + + bi = yaffs_get_block_info(dev, block); +- ++ + yaffs2_update_oldest_dirty_seq(dev, block, bi); + + T(YAFFS_TRACE_DELETION, +@@ -2966,8 +2966,8 @@ static int yaffs_wr_data_obj(yaffs_obj_t + (TSTR("Writing %d bytes to chunk!!!!!!!!!" TENDSTR), n_bytes)); + YBUG(); + } +- +- ++ ++ + newChunkId = + yaffs_write_new_chunk(dev, buffer, &newTags, + useReserve); +@@ -3795,14 +3795,14 @@ int yaffs_resize_file(yaffs_obj_t *in, l + + if (new_size == oldFileSize) + return YAFFS_OK; +- ++ + if(new_size > oldFileSize){ + yaffs2_handle_hole(in,new_size); + in->variant.file_variant.file_size = new_size; + } else { +- /* new_size < oldFileSize */ ++ /* new_size < oldFileSize */ + yaffs_resize_file_down(in, new_size); +- } ++ } + + /* Write a new object header to reflect the resize. + * show we've shrunk the file, if need be +@@ -4231,7 +4231,7 @@ static void yaffs_strip_deleted_objs(yaf + * This fixes the problem where directories might have inadvertently been deleted + * leaving the object "hanging" without being rooted in the directory tree. + */ +- ++ + static int yaffs_has_null_parent(yaffs_dev_t *dev, yaffs_obj_t *obj) + { + return (obj == dev->del_dir || +@@ -4262,7 +4262,7 @@ static void yaffs_fix_hanging_objs(yaffs + if (lh) { + obj = ylist_entry(lh, yaffs_obj_t, hash_link); + parent= obj->parent; +- ++ + if(yaffs_has_null_parent(dev,obj)){ + /* These directories are not hanging */ + hanging = 0; +@@ -4311,7 +4311,7 @@ static void yaffs_del_dir_contents(yaffs + + if(dir->variant_type != YAFFS_OBJECT_TYPE_DIRECTORY) + YBUG(); +- ++ + ylist_for_each_safe(lh, n, &dir->variant.dir_variant.children) { + if (lh) { + obj = ylist_entry(lh, yaffs_obj_t, siblings); +@@ -4325,10 +4325,10 @@ static void yaffs_del_dir_contents(yaffs + /* Need to use UnlinkObject since Delete would not handle + * hardlinked objects correctly. + */ +- yaffs_unlink_obj(obj); ++ yaffs_unlink_obj(obj); + } + } +- ++ + } + + static void yaffs_empty_l_n_f(yaffs_dev_t *dev) +@@ -4410,7 +4410,7 @@ static void yaffs_check_obj_details_load + * If the directory updating is defered then yaffs_update_dirty_dirs must be + * called periodically. + */ +- ++ + static void yaffs_update_parent(yaffs_obj_t *obj) + { + yaffs_dev_t *dev; +@@ -4422,8 +4422,8 @@ static void yaffs_update_parent(yaffs_ob + obj->dirty = 1; + obj->yst_mtime = obj->yst_ctime = Y_CURRENT_TIME; + if(dev->param.defered_dir_update){ +- struct ylist_head *link = &obj->variant.dir_variant.dirty; +- ++ struct ylist_head *link = &obj->variant.dir_variant.dirty; ++ + if(ylist_empty(link)){ + ylist_add(link,&dev->dirty_dirs); + T(YAFFS_TRACE_BACKGROUND, (TSTR("Added object %d to dirty directories" TENDSTR),obj->obj_id)); +@@ -4446,7 +4446,7 @@ void yaffs_update_dirty_dirs(yaffs_dev_t + while(!ylist_empty(&dev->dirty_dirs)){ + link = dev->dirty_dirs.next; + ylist_del_init(link); +- ++ + dS=ylist_entry(link,yaffs_dir_s,dirty); + oV = ylist_entry(dS,yaffs_obj_variant,dir_variant); + obj = ylist_entry(oV,yaffs_obj_t,variant); +@@ -4474,7 +4474,7 @@ static void yaffs_remove_obj_from_dir(ya + + ylist_del_init(&obj->siblings); + obj->parent = NULL; +- ++ + yaffs_verify_dir(parent); + } + +@@ -4645,7 +4645,7 @@ yaffs_obj_t *yaffs_get_equivalent_obj(ya + * system to share files. + * + * These automatic unicode are stored slightly differently... +- * - If the name can fit in the ASCII character space then they are saved as ++ * - If the name can fit in the ASCII character space then they are saved as + * ascii names as per above. + * - If the name needs Unicode then the name is saved in Unicode + * starting at oh->name[1]. +@@ -4686,7 +4686,7 @@ static void yaffs_load_name_from_oh(yaff + asciiOhName++; + n--; + } +- } else ++ } else + yaffs_strncpy(name,ohName+1, bufferSize -1); + } else + #endif +@@ -4705,7 +4705,7 @@ static void yaffs_load_oh_from_name(yaff + + isAscii = 1; + w = name; +- ++ + /* Figure out if the name will fit in ascii character set */ + while(isAscii && *w){ + if((*w) & 0xff00) +@@ -4729,7 +4729,7 @@ static void yaffs_load_oh_from_name(yaff + yaffs_strncpy(ohName+1,name, YAFFS_MAX_NAME_LENGTH -2); + } + } +- else ++ else + #endif + yaffs_strncpy(ohName,name, YAFFS_MAX_NAME_LENGTH - 1); + +@@ -4738,12 +4738,12 @@ static void yaffs_load_oh_from_name(yaff + int yaffs_get_obj_name(yaffs_obj_t * obj, YCHAR * name, int buffer_size) + { + memset(name, 0, buffer_size * sizeof(YCHAR)); +- ++ + yaffs_check_obj_details_loaded(obj); + + if (obj->obj_id == YAFFS_OBJECTID_LOSTNFOUND) { + yaffs_strncpy(name, YAFFS_LOSTNFOUND_NAME, buffer_size - 1); +- } ++ } + #ifdef CONFIG_YAFFS_SHORT_NAMES_IN_RAM + else if (obj->short_name[0]) { + yaffs_strcpy(name, obj->short_name); +@@ -4861,9 +4861,9 @@ int yaffs_set_attribs(yaffs_obj_t *obj, + if (valid & ATTR_MODE) + obj->yst_mode = attr->ia_mode; + if (valid & ATTR_UID) +- obj->yst_uid = attr->ia_uid; ++ obj->yst_uid = ia_uid_read(attr); + if (valid & ATTR_GID) +- obj->yst_gid = attr->ia_gid; ++ obj->yst_gid = ia_gid_read(attr); + + if (valid & ATTR_ATIME) + obj->yst_atime = Y_TIME_CONVERT(attr->ia_atime); +@@ -4886,9 +4886,9 @@ int yaffs_get_attribs(yaffs_obj_t *obj, + + attr->ia_mode = obj->yst_mode; + valid |= ATTR_MODE; +- attr->ia_uid = obj->yst_uid; ++ ia_uid_write(attr, obj->yst_uid); + valid |= ATTR_UID; +- attr->ia_gid = obj->yst_gid; ++ ia_gid_write(attr, obj->yst_gid); + valid |= ATTR_GID; + + Y_TIME_CONVERT(attr->ia_atime) = obj->yst_atime; +--- a/fs/yaffs2/yportenv.h ++++ b/fs/yaffs2/yportenv.h +@@ -170,7 +170,7 @@ + #define O_RDWR 02 + #endif + +-#ifndef O_CREAT ++#ifndef O_CREAT + #define O_CREAT 0100 + #endif + +@@ -218,7 +218,7 @@ + #define EACCES 13 + #endif + +-#ifndef EXDEV ++#ifndef EXDEV + #define EXDEV 18 + #endif + +@@ -281,7 +281,7 @@ + #define S_IFREG 0100000 + #endif + +-#ifndef S_IREAD ++#ifndef S_IREAD + #define S_IREAD 0000400 + #endif + +--- a/fs/yaffs2/devextras.h ++++ b/fs/yaffs2/devextras.h +@@ -87,6 +87,8 @@ struct iattr { + unsigned int ia_attr_flags; + }; + ++/* TODO: add ia_* functions */ ++ + #endif + + #else +@@ -95,7 +97,48 @@ struct iattr { + #include + #include + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)) ++static inline uid_t ia_uid_read(const struct iattr *iattr) ++{ ++ return from_kuid(&init_user_ns, iattr->ia_uid); ++} ++ ++static inline gid_t ia_gid_read(const struct iattr *iattr) ++{ ++ return from_kgid(&init_user_ns, iattr->ia_gid); ++} ++ ++static inline void ia_uid_write(struct iattr *iattr, uid_t uid) ++{ ++ iattr->ia_uid = make_kuid(&init_user_ns, uid); ++} ++ ++static inline void ia_gid_write(struct iattr *iattr, gid_t gid) ++{ ++ iattr->ia_gid = make_kgid(&init_user_ns, gid); ++} ++#else ++static inline uid_t ia_uid_read(const struct iattr *iattr) ++{ ++ return iattr->ia_uid; ++} ++ ++static inline gid_t ia_gid_read(const struct iattr *inode) ++{ ++ return iattr->ia_gid; ++} ++ ++static inline void ia_uid_write(struct iattr *iattr, uid_t uid) ++{ ++ iattr->ia_uid = uid; ++} ++ ++static inline void ia_gid_write(struct iattr *iattr, gid_t gid) ++{ ++ iattr->ia_gid = gid; ++} + #endif + ++#endif + + #endif diff --git a/target/linux/generic/patches-3.7/512-yaffs-3.6-fix-dir_inode-ops.patch b/target/linux/generic/patches-3.7/512-yaffs-3.6-fix-dir_inode-ops.patch deleted file mode 100644 index f9db0b3fab..0000000000 --- a/target/linux/generic/patches-3.7/512-yaffs-3.6-fix-dir_inode-ops.patch +++ /dev/null @@ -1,60 +0,0 @@ ---- a/fs/yaffs2/yaffs_vfs_glue.c -+++ b/fs/yaffs2/yaffs_vfs_glue.c -@@ -272,20 +272,29 @@ static int yaffs_sync_object(struct file - - static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir); - --#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) --#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, -+ bool excl); -+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) - static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, - struct nameidata *n); --#else -+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) - static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode, - struct nameidata *n); -+#else -+static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); - #endif -+ -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, -+ unsigned int flags); -+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) - static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, - struct nameidata *n); - #else --static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); - static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry); - #endif -+ - static int yaffs_link(struct dentry *old_dentry, struct inode *dir, - struct dentry *dentry); - static int yaffs_unlink(struct inode *dir, struct dentry *dentry); -@@ -811,7 +820,10 @@ struct inode *yaffs_get_inode(struct sup - /* - * Lookup is used to find objects in the fs - */ --#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, -+ unsigned int flags) -+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) - - static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, - struct nameidata *n) -@@ -1801,7 +1813,10 @@ static int yaffs_mkdir(struct inode *dir - return retVal; - } - --#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, -+ bool excl) -+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) - static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, - struct nameidata *n) - #elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) diff --git a/target/linux/generic/patches-3.7/513-yaffs-3.6-fix-dir_inode-ops.patch b/target/linux/generic/patches-3.7/513-yaffs-3.6-fix-dir_inode-ops.patch new file mode 100644 index 0000000000..220927a535 --- /dev/null +++ b/target/linux/generic/patches-3.7/513-yaffs-3.6-fix-dir_inode-ops.patch @@ -0,0 +1,60 @@ +--- a/fs/yaffs2/yaffs_vfs_glue.c ++++ b/fs/yaffs2/yaffs_vfs_glue.c +@@ -271,20 +271,29 @@ static int yaffs_sync_object(struct file + + static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir); + +-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) +-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, ++ bool excl); ++#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) + static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, + struct nameidata *n); +-#else ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) + static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode, + struct nameidata *n); ++#else ++static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); + #endif ++ ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, ++ unsigned int flags); ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) + static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, + struct nameidata *n); + #else +-static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); + static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry); + #endif ++ + static int yaffs_link(struct dentry *old_dentry, struct inode *dir, + struct dentry *dentry); + static int yaffs_unlink(struct inode *dir, struct dentry *dentry); +@@ -837,7 +846,10 @@ struct inode *yaffs_get_inode(struct sup + /* + * Lookup is used to find objects in the fs + */ +-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, ++ unsigned int flags) ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) + + static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, + struct nameidata *n) +@@ -1827,7 +1839,10 @@ static int yaffs_mkdir(struct inode *dir + return retVal; + } + +-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, ++ bool excl) ++#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) + static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode, + struct nameidata *n) + #elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) diff --git a/target/linux/generic/patches-3.7/513-yaffs-3.6-use-delayed-work-instead-of-write_super.patch b/target/linux/generic/patches-3.7/513-yaffs-3.6-use-delayed-work-instead-of-write_super.patch deleted file mode 100644 index 579932c69e..0000000000 --- a/target/linux/generic/patches-3.7/513-yaffs-3.6-use-delayed-work-instead-of-write_super.patch +++ /dev/null @@ -1,180 +0,0 @@ ---- a/fs/yaffs2/yaffs_vfs_glue.c -+++ b/fs/yaffs2/yaffs_vfs_glue.c -@@ -394,6 +394,84 @@ static void yaffs_touch_super(yaffs_dev_ - static int yaffs_vfs_setattr(struct inode *, struct iattr *); - - -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+ -+#define yaffs_super_to_dev(sb) ((struct yaffs_dev_s *)sb->s_fs_info) -+ -+static inline struct yaffs_LinuxContext * -+yaffs_sb_to_ylc(struct super_block *sb) -+{ -+ struct yaffs_dev_s *ydev; -+ struct yaffs_LinuxContext *ylc; -+ -+ ydev = yaffs_super_to_dev(sb); -+ ylc = yaffs_dev_to_lc(ydev); -+ return ylc; -+} -+ -+static inline struct super_block *yaffs_work_to_sb(struct work_struct *work) -+{ -+ struct delayed_work *dwork; -+ struct yaffs_LinuxContext *ylc; -+ -+ dwork = container_of(work, struct delayed_work, work); -+ ylc = container_of(dwork, struct yaffs_LinuxContext, sb_sync_dwork); -+ return ylc->superBlock; -+} -+ -+static void yaffs_sb_sync_dwork_func(struct work_struct *work) -+{ -+ struct super_block *sb = yaffs_work_to_sb(work); -+ -+ yaffs_write_super(sb); -+} -+ -+static void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) -+{ -+ INIT_DELAYED_WORK(&ylc->sb_sync_dwork, yaffs_sb_sync_dwork_func); -+} -+ -+static void yaffs_cancel_sb_sync_dwork(struct super_block *sb) -+{ -+ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); -+ -+ cancel_delayed_work_sync(&ylc->sb_sync_dwork); -+} -+ -+static inline bool yaffs_sb_is_dirty(struct super_block *sb) -+{ -+ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); -+ -+ return !!ylc->sb_dirty; -+} -+ -+static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) -+{ -+ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); -+ -+ if (ylc->sb_dirty == dirty) -+ return; -+ -+ ylc->sb_dirty = dirty; -+ if (dirty) -+ queue_delayed_work(system_long_wq, &ylc->sb_sync_dwork, -+ msecs_to_jiffies(5000)); -+} -+#else -+static inline bool yaffs_sb_is_dirty(struct super_block *sb) -+{ -+ return !!sb->s_dirt; -+} -+ -+static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) -+{ -+ sb->s_dirt = dirty; -+} -+ -+static inline void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) {} -+static inline void yaffs_cancel_sb_sync_dwork(struct super_block *sb) {} -+#endif /* >= 3.6.0 */ -+ - static struct address_space_operations yaffs_file_address_operations = { - .readpage = yaffs_readpage, - .writepage = yaffs_writepage, -@@ -527,7 +605,9 @@ static const struct super_operations yaf - .clear_inode = yaffs_clear_inode, - #endif - .sync_fs = yaffs_sync_fs, -+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)) - .write_super = yaffs_write_super, -+#endif - }; - - -@@ -2314,7 +2394,7 @@ static int yaffs_do_sync_fs(struct super - T(YAFFS_TRACE_OS | YAFFS_TRACE_SYNC | YAFFS_TRACE_BACKGROUND, - (TSTR("yaffs_do_sync_fs: gc-urgency %d %s %s%s\n"), - gc_urgent, -- sb->s_dirt ? "dirty" : "clean", -+ yaffs_sb_is_dirty(sb) ? "dirty" : "clean", - request_checkpoint ? "checkpoint requested" : "no checkpoint", - oneshot_checkpoint ? " one-shot" : "" )); - -@@ -2323,9 +2403,9 @@ static int yaffs_do_sync_fs(struct super - oneshot_checkpoint) && - !dev->is_checkpointed; - -- if (sb->s_dirt || do_checkpoint) { -+ if (yaffs_sb_is_dirty(sb) || do_checkpoint) { - yaffs_flush_super(sb, !dev->is_checkpointed && do_checkpoint); -- sb->s_dirt = 0; -+ yaffs_sb_set_dirty(sb, 0); - if(oneshot_checkpoint) - yaffs_auto_checkpoint &= ~4; - } -@@ -2601,6 +2681,8 @@ static void yaffs_put_super(struct super - - yaffs_flush_super(sb,1); - -+ yaffs_cancel_sb_sync_dwork(sb); -+ - if (yaffs_dev_to_lc(dev)->putSuperFunc) - yaffs_dev_to_lc(dev)->putSuperFunc(sb); - -@@ -2639,7 +2721,7 @@ static void yaffs_touch_super(yaffs_dev_ - - T(YAFFS_TRACE_OS, (TSTR("yaffs_touch_super() sb = %p\n"), sb)); - if (sb) -- sb->s_dirt = 1; -+ yaffs_sb_set_dirty(sb, 1); - } - - typedef struct { -@@ -2965,6 +3047,8 @@ static struct super_block *yaffs_interna - context->dev = dev; - context->superBlock = sb; - -+ yaffs_init_sb_sync_dwork(context); -+ - dev->read_only = read_only; - - #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) -@@ -3151,7 +3235,7 @@ static struct super_block *yaffs_interna - return NULL; - } - sb->s_root = root; -- sb->s_dirt = !dev->is_checkpointed; -+ yaffs_sb_set_dirty(sb, !dev->is_checkpointed); - T(YAFFS_TRACE_ALWAYS, - (TSTR("yaffs_read_super: is_checkpointed %d\n"), - dev->is_checkpointed)); ---- a/fs/yaffs2/yaffs_linux.h -+++ b/fs/yaffs2/yaffs_linux.h -@@ -34,6 +34,11 @@ struct yaffs_LinuxContext { - - struct task_struct *readdirProcess; - unsigned mount_id; -+ -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+ struct delayed_work sb_sync_dwork; /* superblock write-out work */ -+ int sb_dirty; /* superblock is dirty */ -+#endif - }; - - #define yaffs_dev_to_lc(dev) ((struct yaffs_LinuxContext *)((dev)->os_context)) ---- a/fs/yaffs2/yportenv.h -+++ b/fs/yaffs2/yportenv.h -@@ -49,6 +49,9 @@ - #include - #include - #include -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) -+#include -+#endif - - #define YCHAR char - #define YUCHAR unsigned char diff --git a/target/linux/generic/patches-3.7/514-yaffs-3.6-use-delayed-work-instead-of-write_super.patch b/target/linux/generic/patches-3.7/514-yaffs-3.6-use-delayed-work-instead-of-write_super.patch new file mode 100644 index 0000000000..c6ecddf0b2 --- /dev/null +++ b/target/linux/generic/patches-3.7/514-yaffs-3.6-use-delayed-work-instead-of-write_super.patch @@ -0,0 +1,180 @@ +--- a/fs/yaffs2/yaffs_vfs_glue.c ++++ b/fs/yaffs2/yaffs_vfs_glue.c +@@ -393,6 +393,84 @@ static void yaffs_touch_super(yaffs_dev_ + static int yaffs_vfs_setattr(struct inode *, struct iattr *); + + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++ ++#define yaffs_super_to_dev(sb) ((struct yaffs_dev_s *)sb->s_fs_info) ++ ++static inline struct yaffs_LinuxContext * ++yaffs_sb_to_ylc(struct super_block *sb) ++{ ++ struct yaffs_dev_s *ydev; ++ struct yaffs_LinuxContext *ylc; ++ ++ ydev = yaffs_super_to_dev(sb); ++ ylc = yaffs_dev_to_lc(ydev); ++ return ylc; ++} ++ ++static inline struct super_block *yaffs_work_to_sb(struct work_struct *work) ++{ ++ struct delayed_work *dwork; ++ struct yaffs_LinuxContext *ylc; ++ ++ dwork = container_of(work, struct delayed_work, work); ++ ylc = container_of(dwork, struct yaffs_LinuxContext, sb_sync_dwork); ++ return ylc->superBlock; ++} ++ ++static void yaffs_sb_sync_dwork_func(struct work_struct *work) ++{ ++ struct super_block *sb = yaffs_work_to_sb(work); ++ ++ yaffs_write_super(sb); ++} ++ ++static void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) ++{ ++ INIT_DELAYED_WORK(&ylc->sb_sync_dwork, yaffs_sb_sync_dwork_func); ++} ++ ++static void yaffs_cancel_sb_sync_dwork(struct super_block *sb) ++{ ++ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); ++ ++ cancel_delayed_work_sync(&ylc->sb_sync_dwork); ++} ++ ++static inline bool yaffs_sb_is_dirty(struct super_block *sb) ++{ ++ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); ++ ++ return !!ylc->sb_dirty; ++} ++ ++static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) ++{ ++ struct yaffs_LinuxContext *ylc = yaffs_sb_to_ylc(sb); ++ ++ if (ylc->sb_dirty == dirty) ++ return; ++ ++ ylc->sb_dirty = dirty; ++ if (dirty) ++ queue_delayed_work(system_long_wq, &ylc->sb_sync_dwork, ++ msecs_to_jiffies(5000)); ++} ++#else ++static inline bool yaffs_sb_is_dirty(struct super_block *sb) ++{ ++ return !!sb->s_dirt; ++} ++ ++static inline void yaffs_sb_set_dirty(struct super_block *sb, int dirty) ++{ ++ sb->s_dirt = dirty; ++} ++ ++static inline void yaffs_init_sb_sync_dwork(struct yaffs_LinuxContext *ylc) {} ++static inline void yaffs_cancel_sb_sync_dwork(struct super_block *sb) {} ++#endif /* >= 3.6.0 */ ++ + static struct address_space_operations yaffs_file_address_operations = { + .readpage = yaffs_readpage, + .writepage = yaffs_writepage, +@@ -553,7 +631,9 @@ static const struct super_operations yaf + .clear_inode = yaffs_clear_inode, + #endif + .sync_fs = yaffs_sync_fs, ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)) + .write_super = yaffs_write_super, ++#endif + }; + + +@@ -2340,7 +2420,7 @@ static int yaffs_do_sync_fs(struct super + T(YAFFS_TRACE_OS | YAFFS_TRACE_SYNC | YAFFS_TRACE_BACKGROUND, + (TSTR("yaffs_do_sync_fs: gc-urgency %d %s %s%s\n"), + gc_urgent, +- sb->s_dirt ? "dirty" : "clean", ++ yaffs_sb_is_dirty(sb) ? "dirty" : "clean", + request_checkpoint ? "checkpoint requested" : "no checkpoint", + oneshot_checkpoint ? " one-shot" : "" )); + +@@ -2349,9 +2429,9 @@ static int yaffs_do_sync_fs(struct super + oneshot_checkpoint) && + !dev->is_checkpointed; + +- if (sb->s_dirt || do_checkpoint) { ++ if (yaffs_sb_is_dirty(sb) || do_checkpoint) { + yaffs_flush_super(sb, !dev->is_checkpointed && do_checkpoint); +- sb->s_dirt = 0; ++ yaffs_sb_set_dirty(sb, 0); + if(oneshot_checkpoint) + yaffs_auto_checkpoint &= ~4; + } +@@ -2627,6 +2707,8 @@ static void yaffs_put_super(struct super + + yaffs_flush_super(sb,1); + ++ yaffs_cancel_sb_sync_dwork(sb); ++ + if (yaffs_dev_to_lc(dev)->putSuperFunc) + yaffs_dev_to_lc(dev)->putSuperFunc(sb); + +@@ -2665,7 +2747,7 @@ static void yaffs_touch_super(yaffs_dev_ + + T(YAFFS_TRACE_OS, (TSTR("yaffs_touch_super() sb = %p\n"), sb)); + if (sb) +- sb->s_dirt = 1; ++ yaffs_sb_set_dirty(sb, 1); + } + + typedef struct { +@@ -2991,6 +3073,8 @@ static struct super_block *yaffs_interna + context->dev = dev; + context->superBlock = sb; + ++ yaffs_init_sb_sync_dwork(context); ++ + dev->read_only = read_only; + + #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) +@@ -3177,7 +3261,7 @@ static struct super_block *yaffs_interna + return NULL; + } + sb->s_root = root; +- sb->s_dirt = !dev->is_checkpointed; ++ yaffs_sb_set_dirty(sb, !dev->is_checkpointed); + T(YAFFS_TRACE_ALWAYS, + (TSTR("yaffs_read_super: is_checkpointed %d\n"), + dev->is_checkpointed)); +--- a/fs/yaffs2/yaffs_linux.h ++++ b/fs/yaffs2/yaffs_linux.h +@@ -34,6 +34,11 @@ struct yaffs_LinuxContext { + + struct task_struct *readdirProcess; + unsigned mount_id; ++ ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++ struct delayed_work sb_sync_dwork; /* superblock write-out work */ ++ int sb_dirty; /* superblock is dirty */ ++#endif + }; + + #define yaffs_dev_to_lc(dev) ((struct yaffs_LinuxContext *)((dev)->os_context)) +--- a/fs/yaffs2/yportenv.h ++++ b/fs/yaffs2/yportenv.h +@@ -49,6 +49,9 @@ + #include + #include + #include ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) ++#include ++#endif + + #define YCHAR char + #define YUCHAR unsigned char