xfs_iops.o \
xfs_lrw.o \
xfs_super.o \
- xfs_vfs.o \
xfs_vnode.o)
# Objects in support/
io = &xip->i_iocore;
mp = io->io_mount;
- vfs_wait_for_freeze(XFS_MTOVFS(mp), SB_FREEZE_WRITE);
+ xfs_wait_for_freeze(mp, SB_FREEZE_WRITE);
if (XFS_FORCED_SHUTDOWN(mp))
return -EIO;
void *arg)
{
struct inode *inode = arg;
- sync_blockdev(mp->m_vfsp->vfs_super->s_bdev);
+ sync_blockdev(mp->m_super->s_bdev);
iput(inode);
}
xfs_fs_put_super(
struct super_block *sb)
{
- bhv_vfs_t *vfsp = vfs_from_sb(sb);
struct xfs_mount *mp = XFS_M(sb);
int error;
xfs_sync(mp, SYNC_ATTR | SYNC_DELWRI);
error = xfs_unmount(mp, 0, NULL);
- if (error) {
+ if (error)
printk("XFS: unmount got error=%d\n", error);
- printk("%s: vfs=0x%p left dangling!\n", __FUNCTION__, vfsp);
- } else {
- vfs_deallocate(vfsp);
- }
}
STATIC void
int silent)
{
struct inode *rootvp;
- struct bhv_vfs *vfsp = vfs_allocate(sb);
struct xfs_mount *mp = NULL;
struct xfs_mount_args *args = xfs_args_allocate(sb, silent);
struct kstatfs statvfs;
spin_lock_init(&mp->m_sync_lock);
init_waitqueue_head(&mp->m_wait_single_sync_task);
- mp->m_vfsp = vfsp;
- vfsp->vfs_mount = mp;
+ mp->m_super = sb;
+ sb->s_fs_info = mp;
if (sb->s_flags & MS_RDONLY)
mp->m_flags |= XFS_MOUNT_RDONLY;
xfs_unmount(mp, 0, NULL);
fail_vfsop:
- vfs_deallocate(vfsp);
kmem_free(args, sizeof(*args));
return -error;
}
extern struct export_operations xfs_export_operations;
-#define XFS_M(sb) \
- XFS_VFSTOM(vfs_from_sb(sb))
+#define XFS_M(sb) ((struct xfs_mount *)((sb)->s_fs_info))
#endif /* __XFS_SUPER_H__ */
+++ /dev/null
-/*
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-#include "xfs.h"
-#include "xfs_fs.h"
-#include "xfs_inum.h"
-#include "xfs_log.h"
-#include "xfs_clnt.h"
-#include "xfs_trans.h"
-#include "xfs_sb.h"
-#include "xfs_ag.h"
-#include "xfs_dir2.h"
-#include "xfs_imap.h"
-#include "xfs_alloc.h"
-#include "xfs_dmapi.h"
-#include "xfs_mount.h"
-#include "xfs_quota.h"
-
-int
-vfs_mount(
- struct bhv_desc *bdp,
- struct xfs_mount_args *args,
- struct cred *cr)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_mount)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_mount)(next, args, cr));
-}
-
-int
-vfs_parseargs(
- struct bhv_desc *bdp,
- char *s,
- struct xfs_mount_args *args,
- int f)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_parseargs)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_parseargs)(next, s, args, f));
-}
-
-int
-vfs_showargs(
- struct bhv_desc *bdp,
- struct seq_file *m)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_showargs)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_showargs)(next, m));
-}
-
-int
-vfs_unmount(
- struct bhv_desc *bdp,
- int fl,
- struct cred *cr)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_unmount)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_unmount)(next, fl, cr));
-}
-
-int
-vfs_mntupdate(
- struct bhv_desc *bdp,
- int *fl,
- struct xfs_mount_args *args)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_mntupdate)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_mntupdate)(next, fl, args));
-}
-
-int
-vfs_root(
- struct bhv_desc *bdp,
- bhv_vnode_t **vpp)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_root)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_root)(next, vpp));
-}
-
-int
-vfs_statvfs(
- struct bhv_desc *bdp,
- bhv_statvfs_t *statp,
- bhv_vnode_t *vp)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_statvfs)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_statvfs)(next, statp, vp));
-}
-
-int
-vfs_sync(
- struct bhv_desc *bdp,
- int fl,
- struct cred *cr)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_sync)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_sync)(next, fl, cr));
-}
-
-int
-vfs_vget(
- struct bhv_desc *bdp,
- bhv_vnode_t **vpp,
- struct fid *fidp)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_vget)
- next = BHV_NEXT(next);
- return ((*bhvtovfsops(next)->vfs_vget)(next, vpp, fidp));
-}
-
-void
-vfs_init_vnode(
- struct bhv_desc *bdp,
- bhv_vnode_t *vp,
- struct xfs_inode *ip,
- int unlock)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_init_vnode)
- next = BHV_NEXT(next);
- ((*bhvtovfsops(next)->vfs_init_vnode)(next, vp, ip, unlock));
-}
-
-void
-vfs_force_shutdown(
- struct bhv_desc *bdp,
- int fl,
- char *file,
- int line)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_force_shutdown)
- next = BHV_NEXT(next);
- ((*bhvtovfsops(next)->vfs_force_shutdown)(next, fl, file, line));
-}
-
-void
-vfs_freeze(
- struct bhv_desc *bdp)
-{
- struct bhv_desc *next = bdp;
-
- ASSERT(next);
- while (! (bhvtovfsops(next))->vfs_freeze)
- next = BHV_NEXT(next);
- ((*bhvtovfsops(next)->vfs_freeze)(next));
-}
-
-bhv_vfs_t *
-vfs_allocate(
- struct super_block *sb)
-{
- struct bhv_vfs *vfsp;
-
- vfsp = kmem_zalloc(sizeof(bhv_vfs_t), KM_SLEEP);
-
- vfsp->vfs_super = sb;
- sb->s_fs_info = vfsp;
-
- return vfsp;
-}
-
-bhv_vfs_t *
-vfs_from_sb(
- struct super_block *sb)
-{
- return (bhv_vfs_t *)sb->s_fs_info;
-}
-
-void
-vfs_deallocate(
- struct bhv_vfs *vfsp)
-{
- kmem_free(vfsp, sizeof(bhv_vfs_t));
-}
#include <linux/vfs.h>
#include "xfs_fs.h"
-struct bhv_vfs;
struct inode;
struct fid;
void (*w_syncer)(struct xfs_mount *, void *);
} bhv_vfs_sync_work_t;
-typedef struct bhv_vfs {
- struct xfs_mount *vfs_mount;
- struct super_block *vfs_super; /* generic superblock pointer */
-} bhv_vfs_t;
-
#define SYNC_ATTR 0x0001 /* sync attributes */
#define SYNC_CLOSE 0x0002 /* close file system down */
#define SYNC_DELWRI 0x0004 /* look at delayed writes */
#define SHUTDOWN_REMOTE_REQ 0x0010 /* shutdown came from remote cell */
#define SHUTDOWN_DEVICE_REQ 0x0020 /* failed all paths to the device */
-#define vfs_test_for_freeze(vfs) ((vfs)->vfs_super->s_frozen)
-#define vfs_wait_for_freeze(vfs,l) vfs_check_frozen((vfs)->vfs_super, (l))
-
-extern bhv_vfs_t *vfs_allocate(struct super_block *);
-extern bhv_vfs_t *vfs_from_sb(struct super_block *);
-extern void vfs_deallocate(bhv_vfs_t *);
+#define xfs_test_for_freeze(mp) ((mp)->m_super->s_frozen)
+#define xfs_wait_for_freeze(mp,l) vfs_check_frozen((mp)->m_super, (l))
#endif /* __XFS_VFS_H__ */
#define __XFS_VNODE_H__
struct file;
-struct bhv_vfs;
struct bhv_vattr;
struct xfs_iomap;
struct attrlist_cursor_kern;
memset(&mp->m_perag[oagcount], 0,
(nagcount - oagcount) * sizeof(xfs_perag_t));
mp->m_flags |= XFS_MOUNT_32BITINODES;
- nagimax = xfs_initialize_perag(XFS_MTOVFS(mp), mp, nagcount);
+ nagimax = xfs_initialize_perag(mp, nagcount);
up_write(&mp->m_peraglock);
}
tp = xfs_trans_alloc(mp, XFS_TRANS_GROWFS);
{
switch (inflags) {
case XFS_FSOP_GOING_FLAGS_DEFAULT: {
- struct bhv_vfs *vfsp = XFS_MTOVFS(mp);
- struct super_block *sb = freeze_bdev(vfsp->vfs_super->s_bdev);
+ struct super_block *sb = freeze_bdev(mp->m_super->s_bdev);
if (sb && !IS_ERR(sb)) {
xfs_force_shutdown(mp, SHUTDOWN_FORCE_UMOUNT);
XFS_STATS_INC(xs_ig_attempts);
retry:
- inode = iget_locked(XFS_MTOVFS(mp)->vfs_super, ino);
+ inode = iget_locked(mp->m_super, ino);
if (inode) {
xfs_inode_t *ip;
STATIC int
xfs_ioinit(
- struct bhv_vfs *vfsp,
+ struct xfs_mount *mp,
struct xfs_mount_args *mntargs,
int flags)
{
- return xfs_mountfs(vfsp, XFS_VFSTOM(vfsp), flags);
+ return xfs_mountfs(mp, flags);
}
xfs_ioops_t xfs_iocore_xfs = {
xfs_agnumber_t
xfs_initialize_perag(
- bhv_vfs_t *vfs,
xfs_mount_t *mp,
xfs_agnumber_t agcount)
{
*/
int
xfs_mountfs(
- bhv_vfs_t *vfsp,
xfs_mount_t *mp,
int mfsi_flags)
{
mp->m_perag =
kmem_zalloc(sbp->sb_agcount * sizeof(xfs_perag_t), KM_SLEEP);
- mp->m_maxagi = xfs_initialize_perag(vfsp, mp, sbp->sb_agcount);
+ mp->m_maxagi = xfs_initialize_perag(mp, sbp->sb_agcount);
/*
* log's mount-time initialization. Perform 1st part recovery if needed
int
xfs_unmountfs(xfs_mount_t *mp, struct cred *cr)
{
- struct bhv_vfs *vfsp = XFS_MTOVFS(mp);
__uint64_t resblks;
/*
#if defined(DEBUG) || defined(INDUCE_IO_ERROR)
xfs_errortag_clearall(mp, 0);
#endif
- XFS_IODONE(vfsp);
+ XFS_IODONE(mp);
xfs_mount_free(mp);
return 0;
}
int
xfs_fs_writable(xfs_mount_t *mp)
{
- bhv_vfs_t *vfsp = XFS_MTOVFS(mp);
-
- return !(vfs_test_for_freeze(vfsp) || XFS_FORCED_SHUTDOWN(mp) ||
+ return !(xfs_test_for_freeze(mp) || XFS_FORCED_SHUTDOWN(mp) ||
(mp->m_flags & XFS_MOUNT_RDONLY));
}
#else
struct cred;
struct log;
-struct bhv_vfs;
struct xfs_mount_args;
struct xfs_inode;
struct xfs_iocore;
xfs_off_t, size_t, int, bhv_vrwlock_t *);
typedef int (*xfs_send_mmap_t)(struct vm_area_struct *, uint);
typedef int (*xfs_send_destroy_t)(bhv_vnode_t *, dm_right_t);
-typedef int (*xfs_send_namesp_t)(dm_eventtype_t, struct bhv_vfs *,
+typedef int (*xfs_send_namesp_t)(dm_eventtype_t, struct xfs_mount *,
bhv_vnode_t *,
dm_right_t, bhv_vnode_t *, dm_right_t,
char *, char *, mode_t, int, int);
typedef int (*xfs_send_mount_t)(struct xfs_mount *, dm_right_t,
char *, char *);
-typedef void (*xfs_send_unmount_t)(struct bhv_vfs *, bhv_vnode_t *,
+typedef void (*xfs_send_unmount_t)(struct xfs_mount *, bhv_vnode_t *,
dm_right_t, mode_t, int, int);
typedef struct xfs_dmops {
(*(mp)->m_dm_ops->xfs_send_destroy)(vp,right)
#define XFS_SEND_NAMESP(mp, ev,b1,r1,b2,r2,n1,n2,mode,rval,fl) \
(*(mp)->m_dm_ops->xfs_send_namesp)(ev,NULL,b1,r1,b2,r2,n1,n2,mode,rval,fl)
-#define XFS_SEND_PREUNMOUNT(mp, vfs,b1,r1,b2,r2,n1,n2,mode,rval,fl) \
- (*(mp)->m_dm_ops->xfs_send_namesp)(DM_EVENT_PREUNMOUNT,vfs,b1,r1,b2,r2,n1,n2,mode,rval,fl)
+#define XFS_SEND_PREUNMOUNT(mp,b1,r1,b2,r2,n1,n2,mode,rval,fl) \
+ (*(mp)->m_dm_ops->xfs_send_namesp)(DM_EVENT_PREUNMOUNT,mp,b1,r1,b2,r2,n1,n2,mode,rval,fl)
#define XFS_SEND_MOUNT(mp,right,path,name) \
(*(mp)->m_dm_ops->xfs_send_mount)(mp,right,path,name)
-#define XFS_SEND_UNMOUNT(mp, vfsp,vp,right,mode,rval,fl) \
- (*(mp)->m_dm_ops->xfs_send_unmount)(vfsp,vp,right,mode,rval,fl)
+#define XFS_SEND_UNMOUNT(mp, vp,right,mode,rval,fl) \
+ (*(mp)->m_dm_ops->xfs_send_unmount)(mp,vp,right,mode,rval,fl)
/*
* Prototypes and functions for I/O core modularization.
*/
-typedef int (*xfs_ioinit_t)(struct bhv_vfs *,
+typedef int (*xfs_ioinit_t)(struct xfs_mount *,
struct xfs_mount_args *, int);
typedef int (*xfs_bmapi_t)(struct xfs_trans *, void *,
xfs_fileoff_t, xfs_filblks_t, int,
typedef int (*xfs_lock_nowait_t)(void *, uint);
typedef void (*xfs_unlk_t)(void *, unsigned int);
typedef xfs_fsize_t (*xfs_size_t)(void *);
-typedef xfs_fsize_t (*xfs_iodone_t)(struct bhv_vfs *);
+typedef xfs_fsize_t (*xfs_iodone_t)(struct xfs_mount *);
typedef int (*xfs_swap_extents_t)(void *, void *,
struct xfs_swapext*);
xfs_swap_extents_t xfs_swap_extents_func;
} xfs_ioops_t;
-#define XFS_IOINIT(vfsp, args, flags) \
- (*(mp)->m_io_ops.xfs_ioinit)(vfsp, args, flags)
+#define XFS_IOINIT(mp, args, flags) \
+ (*(mp)->m_io_ops.xfs_ioinit)(mp, args, flags)
#define XFS_BMAPI(mp, trans,io,bno,len,f,first,tot,mval,nmap,flist,delta) \
(*(mp)->m_io_ops.xfs_bmapi_func) \
(trans,(io)->io_obj,bno,len,f,first,tot,mval,nmap,flist,delta)
(*(mp)->m_io_ops.xfs_ilock_demote)((io)->io_obj, mode)
#define XFS_SIZE(mp, io) \
(*(mp)->m_io_ops.xfs_size_func)((io)->io_obj)
-#define XFS_IODONE(vfsp) \
- (*(mp)->m_io_ops.xfs_iodone)(vfsp)
+#define XFS_IODONE(mp) \
+ (*(mp)->m_io_ops.xfs_iodone)(mp)
#define XFS_SWAP_EXTENTS(mp, io, tio, sxp) \
(*(mp)->m_io_ops.xfs_swap_extents_func) \
((io)->io_obj, (tio)->io_obj, sxp)
#endif
typedef struct xfs_mount {
- struct bhv_vfs *m_vfsp;
+ struct super_block *m_super;
xfs_tid_t m_tid; /* next unused tid for fs */
AIL_LOCK_T m_ail_lock; /* fs AIL mutex */
xfs_ail_entry_t m_ail; /* fs active log item list */
/* XFS_MFSI_CONVERT_SUNIT */
#define XFS_MFSI_QUIET 0x40 /* Be silent if mount errors found */
-/*
- * Macros for getting from mount to vfs and back.
- */
-#define XFS_MTOVFS(mp) xfs_mtovfs(mp)
-static inline struct bhv_vfs *xfs_mtovfs(xfs_mount_t *mp)
-{
- return mp->m_vfsp;
-}
-
-#define XFS_VFSTOM(vfs) xfs_vfstom(vfs)
-static inline xfs_mount_t *xfs_vfstom(bhv_vfs_t *vfs)
-{
- return vfs->vfs_mount;
-}
-
#define XFS_DADDR_TO_AGNO(mp,d) xfs_daddr_to_agno(mp,d)
static inline xfs_agnumber_t
xfs_daddr_to_agno(struct xfs_mount *mp, xfs_daddr_t d)
extern void xfs_mod_sb(xfs_trans_t *, __int64_t);
extern int xfs_log_sbcount(xfs_mount_t *, uint);
extern void xfs_mount_free(xfs_mount_t *mp);
-extern int xfs_mountfs(struct bhv_vfs *, xfs_mount_t *mp, int);
+extern int xfs_mountfs(xfs_mount_t *mp, int);
extern void xfs_mountfs_check_barriers(xfs_mount_t *mp);
extern int xfs_unmountfs(xfs_mount_t *, struct cred *);
extern int xfs_fs_writable(xfs_mount_t *);
extern int xfs_syncsub(xfs_mount_t *, int, int *);
extern int xfs_sync_inodes(xfs_mount_t *, int, int *);
-extern xfs_agnumber_t xfs_initialize_perag(struct bhv_vfs *, xfs_mount_t *,
- xfs_agnumber_t);
+extern xfs_agnumber_t xfs_initialize_perag(xfs_mount_t *, xfs_agnumber_t);
extern void xfs_sb_from_disk(struct xfs_sb *, struct xfs_dsb *);
extern void xfs_sb_to_disk(struct xfs_dsb *, struct xfs_sb *, __int64_t);
extern int xfs_sb_validate_fsb_count(struct xfs_sb *, __uint64_t);
xfs_mount_t *mp,
uint type)
{
- vfs_wait_for_freeze(XFS_MTOVFS(mp), SB_FREEZE_TRANS);
+ xfs_wait_for_freeze(mp, SB_FREEZE_TRANS);
return _xfs_trans_alloc(mp, type);
}
offsetof(xfs_dsb_t, sb_frextents) +
sizeof(sbp->sb_frextents) - 1);
- XFS_MTOVFS(tp->t_mountp)->vfs_super->s_dirt = 1;
+ tp->t_mountp->m_super->s_dirt = 1;
}
/*
*/
STATIC int
xfs_start_flags(
- struct bhv_vfs *vfs,
struct xfs_mount_args *ap,
struct xfs_mount *mp)
{
*/
STATIC int
xfs_finish_flags(
- struct bhv_vfs *vfs,
struct xfs_mount_args *ap,
struct xfs_mount *mp)
{
struct xfs_mount_args *args,
cred_t *credp)
{
- struct bhv_vfs *vfsp = XFS_MTOVFS(mp);
struct block_device *ddev, *logdev, *rtdev;
int flags = 0, error;
- ddev = vfsp->vfs_super->s_bdev;
+ ddev = mp->m_super->s_bdev;
logdev = rtdev = NULL;
error = xfs_dmops_get(mp, args);
/*
* Setup flags based on mount(2) options and then the superblock
*/
- error = xfs_start_flags(vfsp, args, mp);
+ error = xfs_start_flags(args, mp);
if (error)
goto error1;
error = xfs_readsb(mp, flags);
if (error)
goto error1;
- error = xfs_finish_flags(vfsp, args, mp);
+ error = xfs_finish_flags(args, mp);
if (error)
goto error2;
if ((error = xfs_filestream_mount(mp)))
goto error2;
- error = XFS_IOINIT(vfsp, args, flags);
+ error = XFS_IOINIT(mp, args, flags);
if (error)
goto error2;
int flags,
cred_t *credp)
{
- bhv_vfs_t *vfsp = XFS_MTOVFS(mp);
xfs_inode_t *rip;
bhv_vnode_t *rvp;
int unmount_event_wanted = 0;
#ifdef HAVE_DMAPI
if (mp->m_flags & XFS_MOUNT_DMAPI) {
- error = XFS_SEND_PREUNMOUNT(mp, vfsp,
+ error = XFS_SEND_PREUNMOUNT(mp,
rvp, DM_RIGHT_NULL, rvp, DM_RIGHT_NULL,
NULL, NULL, 0, 0,
(mp->m_dmevmask & (1<<DM_EVENT_PREUNMOUNT))?
/* Note: mp structure must still exist for
* XFS_SEND_UNMOUNT() call.
*/
- XFS_SEND_UNMOUNT(mp, vfsp, error == 0 ? rvp : NULL,
+ XFS_SEND_UNMOUNT(mp, error == 0 ? rvp : NULL,
DM_RIGHT_NULL, 0, error, unmount_event_flags);
}
if (xfs_unmountfs_needed) {
projects / openwrt / staging / blogic.git / commitdiff