From: Felix Fietkau Date: Mon, 8 Dec 2014 12:04:34 +0000 (+0000) Subject: kernel: remove the obsolete vm_exports patch X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=14a163ca58d26b6663aef00990bc1093cc9fd5d1;p=openwrt%2Fstaging%2Fkaloz.git kernel: remove the obsolete vm_exports patch Signed-off-by: Felix Fietkau SVN-Revision: 43565 --- diff --git a/target/linux/generic/patches-3.10/950-vm_exports.patch b/target/linux/generic/patches-3.10/950-vm_exports.patch deleted file mode 100644 index 2a08ee35a4..0000000000 --- a/target/linux/generic/patches-3.10/950-vm_exports.patch +++ /dev/null @@ -1,101 +0,0 @@ ---- a/mm/shmem.c -+++ b/mm/shmem.c -@@ -2965,6 +2965,15 @@ static struct dentry_operations anon_ops - .d_dname = simple_dname - }; - -+void shmem_set_file(struct vm_area_struct *vma, struct file *file) -+{ -+ if (vma->vm_file) -+ fput(vma->vm_file); -+ vma->vm_file = file; -+ vma->vm_ops = &shmem_vm_ops; -+} -+EXPORT_SYMBOL_GPL(shmem_set_file); -+ - /** - * shmem_file_setup - get an unlinked file living in tmpfs - * @name: name for dentry (to be seen in /proc//maps -@@ -3038,11 +3047,8 @@ int shmem_zero_setup(struct vm_area_stru - file = shmem_file_setup("dev/zero", size, vma->vm_flags); - if (IS_ERR(file)) - return PTR_ERR(file); -+ shmem_set_file(vma, file); - -- if (vma->vm_file) -- fput(vma->vm_file); -- vma->vm_file = file; -- vma->vm_ops = &shmem_vm_ops; - return 0; - } - ---- a/fs/file.c -+++ b/fs/file.c -@@ -218,6 +218,7 @@ static inline void __set_open_fd(int fd, - { - __set_bit(fd, fdt->open_fds); - } -+EXPORT_SYMBOL_GPL(expand_files); - - static inline void __clear_open_fd(int fd, struct fdtable *fdt) - { ---- a/kernel/exit.c -+++ b/kernel/exit.c -@@ -502,6 +502,8 @@ static void exit_mm(struct task_struct * - mm_update_next_owner(mm); - mmput(mm); - } -+EXPORT_SYMBOL_GPL(get_files_struct); -+EXPORT_SYMBOL_GPL(put_files_struct); - - /* - * When we die, we re-parent all our children, and try to: ---- a/kernel/sched/core.c -+++ b/kernel/sched/core.c -@@ -3719,6 +3719,7 @@ int can_nice(const struct task_struct *p - return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) || - capable(CAP_SYS_NICE)); - } -+EXPORT_SYMBOL_GPL(can_nice); - - #ifdef __ARCH_WANT_SYS_NICE - ---- a/mm/memory.c -+++ b/mm/memory.c -@@ -1413,6 +1413,7 @@ void zap_page_range(struct vm_area_struc - mmu_notifier_invalidate_range_end(mm, start, end); - tlb_finish_mmu(&tlb, start, end); - } -+EXPORT_SYMBOL_GPL(zap_page_range); - - /** - * zap_page_range_single - remove user pages in a given range ---- a/mm/vmalloc.c -+++ b/mm/vmalloc.c -@@ -1281,6 +1281,7 @@ void unmap_kernel_range(unsigned long ad - vunmap_page_range(addr, end); - flush_tlb_kernel_range(addr, end); - } -+EXPORT_SYMBOL_GPL(unmap_kernel_range); - - int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages) - { -@@ -1412,6 +1413,7 @@ struct vm_struct *get_vm_area(unsigned l - NUMA_NO_NODE, GFP_KERNEL, - __builtin_return_address(0)); - } -+EXPORT_SYMBOL_GPL(get_vm_area); - - struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags, - const void *caller) ---- a/include/linux/shmem_fs.h -+++ b/include/linux/shmem_fs.h -@@ -47,6 +47,8 @@ extern int shmem_init(void); - extern int shmem_fill_super(struct super_block *sb, void *data, int silent); - extern struct file *shmem_file_setup(const char *name, - loff_t size, unsigned long flags); -+ -+extern void shmem_set_file(struct vm_area_struct *vma, struct file *file); - extern int shmem_zero_setup(struct vm_area_struct *); - extern int shmem_lock(struct file *file, int lock, struct user_struct *user); - extern void shmem_unlock_mapping(struct address_space *mapping); diff --git a/target/linux/generic/patches-3.13/950-vm_exports.patch b/target/linux/generic/patches-3.13/950-vm_exports.patch deleted file mode 100644 index 5a18ae6363..0000000000 --- a/target/linux/generic/patches-3.13/950-vm_exports.patch +++ /dev/null @@ -1,101 +0,0 @@ ---- a/mm/shmem.c -+++ b/mm/shmem.c -@@ -2974,6 +2974,15 @@ put_memory: - return res; - } - -+void shmem_set_file(struct vm_area_struct *vma, struct file *file) -+{ -+ if (vma->vm_file) -+ fput(vma->vm_file); -+ vma->vm_file = file; -+ vma->vm_ops = &shmem_vm_ops; -+} -+EXPORT_SYMBOL_GPL(shmem_set_file); -+ - /** - * shmem_kernel_file_setup - get an unlinked file living in tmpfs which must be - * kernel internal. There will be NO LSM permission checks against the -@@ -3013,11 +3022,8 @@ int shmem_zero_setup(struct vm_area_stru - file = shmem_file_setup("dev/zero", size, vma->vm_flags); - if (IS_ERR(file)) - return PTR_ERR(file); -+ shmem_set_file(vma, file); - -- if (vma->vm_file) -- fput(vma->vm_file); -- vma->vm_file = file; -- vma->vm_ops = &shmem_vm_ops; - return 0; - } - ---- a/fs/file.c -+++ b/fs/file.c -@@ -218,6 +218,7 @@ static inline void __set_open_fd(int fd, - { - __set_bit(fd, fdt->open_fds); - } -+EXPORT_SYMBOL_GPL(expand_files); - - static inline void __clear_open_fd(int fd, struct fdtable *fdt) - { ---- a/kernel/exit.c -+++ b/kernel/exit.c -@@ -490,6 +490,8 @@ static void exit_mm(struct task_struct * - mm_update_next_owner(mm); - mmput(mm); - } -+EXPORT_SYMBOL_GPL(get_files_struct); -+EXPORT_SYMBOL_GPL(put_files_struct); - - /* - * When we die, we re-parent all our children, and try to: ---- a/kernel/sched/core.c -+++ b/kernel/sched/core.c -@@ -2896,6 +2896,7 @@ int can_nice(const struct task_struct *p - return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) || - capable(CAP_SYS_NICE)); - } -+EXPORT_SYMBOL_GPL(can_nice); - - #ifdef __ARCH_WANT_SYS_NICE - ---- a/mm/memory.c -+++ b/mm/memory.c -@@ -1391,6 +1391,7 @@ void zap_page_range(struct vm_area_struc - mmu_notifier_invalidate_range_end(mm, start, end); - tlb_finish_mmu(&tlb, start, end); - } -+EXPORT_SYMBOL_GPL(zap_page_range); - - /** - * zap_page_range_single - remove user pages in a given range ---- a/mm/vmalloc.c -+++ b/mm/vmalloc.c -@@ -1260,6 +1260,7 @@ void unmap_kernel_range(unsigned long ad - vunmap_page_range(addr, end); - flush_tlb_kernel_range(addr, end); - } -+EXPORT_SYMBOL_GPL(unmap_kernel_range); - - int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages) - { -@@ -1367,6 +1368,7 @@ struct vm_struct *get_vm_area(unsigned l - NUMA_NO_NODE, GFP_KERNEL, - __builtin_return_address(0)); - } -+EXPORT_SYMBOL_GPL(get_vm_area); - - struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags, - const void *caller) ---- a/include/linux/shmem_fs.h -+++ b/include/linux/shmem_fs.h -@@ -47,6 +47,8 @@ extern int shmem_init(void); - extern int shmem_fill_super(struct super_block *sb, void *data, int silent); - extern struct file *shmem_file_setup(const char *name, - loff_t size, unsigned long flags); -+ -+extern void shmem_set_file(struct vm_area_struct *vma, struct file *file); - extern struct file *shmem_kernel_file_setup(const char *name, loff_t size, - unsigned long flags); - extern int shmem_zero_setup(struct vm_area_struct *); diff --git a/target/linux/generic/patches-3.14/950-vm_exports.patch b/target/linux/generic/patches-3.14/950-vm_exports.patch deleted file mode 100644 index 344a887eff..0000000000 --- a/target/linux/generic/patches-3.14/950-vm_exports.patch +++ /dev/null @@ -1,101 +0,0 @@ ---- a/mm/shmem.c -+++ b/mm/shmem.c -@@ -2985,6 +2985,15 @@ put_memory: - return res; - } - -+void shmem_set_file(struct vm_area_struct *vma, struct file *file) -+{ -+ if (vma->vm_file) -+ fput(vma->vm_file); -+ vma->vm_file = file; -+ vma->vm_ops = &shmem_vm_ops; -+} -+EXPORT_SYMBOL_GPL(shmem_set_file); -+ - /** - * shmem_kernel_file_setup - get an unlinked file living in tmpfs which must be - * kernel internal. There will be NO LSM permission checks against the -@@ -3024,11 +3033,8 @@ int shmem_zero_setup(struct vm_area_stru - file = shmem_file_setup("dev/zero", size, vma->vm_flags); - if (IS_ERR(file)) - return PTR_ERR(file); -+ shmem_set_file(vma, file); - -- if (vma->vm_file) -- fput(vma->vm_file); -- vma->vm_file = file; -- vma->vm_ops = &shmem_vm_ops; - return 0; - } - ---- a/fs/file.c -+++ b/fs/file.c -@@ -218,6 +218,7 @@ static inline void __set_open_fd(int fd, - { - __set_bit(fd, fdt->open_fds); - } -+EXPORT_SYMBOL_GPL(expand_files); - - static inline void __clear_open_fd(int fd, struct fdtable *fdt) - { ---- a/kernel/exit.c -+++ b/kernel/exit.c -@@ -491,6 +491,8 @@ static void exit_mm(struct task_struct * - mm_update_next_owner(mm); - mmput(mm); - } -+EXPORT_SYMBOL_GPL(get_files_struct); -+EXPORT_SYMBOL_GPL(put_files_struct); - - /* - * When we die, we re-parent all our children, and try to: ---- a/kernel/sched/core.c -+++ b/kernel/sched/core.c -@@ -3056,6 +3056,7 @@ int can_nice(const struct task_struct *p - return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) || - capable(CAP_SYS_NICE)); - } -+EXPORT_SYMBOL_GPL(can_nice); - - #ifdef __ARCH_WANT_SYS_NICE - ---- a/mm/memory.c -+++ b/mm/memory.c -@@ -1392,6 +1392,7 @@ void zap_page_range(struct vm_area_struc - mmu_notifier_invalidate_range_end(mm, start, end); - tlb_finish_mmu(&tlb, start, end); - } -+EXPORT_SYMBOL_GPL(zap_page_range); - - /** - * zap_page_range_single - remove user pages in a given range ---- a/mm/vmalloc.c -+++ b/mm/vmalloc.c -@@ -1260,6 +1260,7 @@ void unmap_kernel_range(unsigned long ad - vunmap_page_range(addr, end); - flush_tlb_kernel_range(addr, end); - } -+EXPORT_SYMBOL_GPL(unmap_kernel_range); - - int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages) - { -@@ -1367,6 +1368,7 @@ struct vm_struct *get_vm_area(unsigned l - NUMA_NO_NODE, GFP_KERNEL, - __builtin_return_address(0)); - } -+EXPORT_SYMBOL_GPL(get_vm_area); - - struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags, - const void *caller) ---- a/include/linux/shmem_fs.h -+++ b/include/linux/shmem_fs.h -@@ -47,6 +47,8 @@ extern int shmem_init(void); - extern int shmem_fill_super(struct super_block *sb, void *data, int silent); - extern struct file *shmem_file_setup(const char *name, - loff_t size, unsigned long flags); -+ -+extern void shmem_set_file(struct vm_area_struct *vma, struct file *file); - extern struct file *shmem_kernel_file_setup(const char *name, loff_t size, - unsigned long flags); - extern int shmem_zero_setup(struct vm_area_struct *); diff --git a/target/linux/generic/patches-3.18/950-vm_exports.patch b/target/linux/generic/patches-3.18/950-vm_exports.patch deleted file mode 100644 index eae65d2bff..0000000000 --- a/target/linux/generic/patches-3.18/950-vm_exports.patch +++ /dev/null @@ -1,93 +0,0 @@ ---- a/mm/shmem.c -+++ b/mm/shmem.c -@@ -3377,6 +3377,15 @@ put_path: - return res; - } - -+void shmem_set_file(struct vm_area_struct *vma, struct file *file) -+{ -+ if (vma->vm_file) -+ fput(vma->vm_file); -+ vma->vm_file = file; -+ vma->vm_ops = &shmem_vm_ops; -+} -+EXPORT_SYMBOL_GPL(shmem_set_file); -+ - /** - * shmem_kernel_file_setup - get an unlinked file living in tmpfs which must be - * kernel internal. There will be NO LSM permission checks against the -@@ -3416,11 +3425,8 @@ int shmem_zero_setup(struct vm_area_stru - file = shmem_file_setup("dev/zero", size, vma->vm_flags); - if (IS_ERR(file)) - return PTR_ERR(file); -+ shmem_set_file(vma, file); - -- if (vma->vm_file) -- fput(vma->vm_file); -- vma->vm_file = file; -- vma->vm_ops = &shmem_vm_ops; - return 0; - } - ---- a/fs/file.c -+++ b/fs/file.c -@@ -216,6 +216,7 @@ static inline void __set_open_fd(int fd, - { - __set_bit(fd, fdt->open_fds); - } -+EXPORT_SYMBOL_GPL(expand_files); - - static inline void __clear_open_fd(int fd, struct fdtable *fdt) - { ---- a/kernel/exit.c -+++ b/kernel/exit.c -@@ -461,6 +461,8 @@ static void exit_mm(struct task_struct * - mmput(mm); - clear_thread_flag(TIF_MEMDIE); - } -+EXPORT_SYMBOL_GPL(get_files_struct); -+EXPORT_SYMBOL_GPL(put_files_struct); - - /* - * When we die, we re-parent all our children, and try to: ---- a/kernel/sched/core.c -+++ b/kernel/sched/core.c -@@ -3159,6 +3159,7 @@ int can_nice(const struct task_struct *p - return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) || - capable(CAP_SYS_NICE)); - } -+EXPORT_SYMBOL_GPL(can_nice); - - #ifdef __ARCH_WANT_SYS_NICE - ---- a/mm/memory.c -+++ b/mm/memory.c -@@ -1404,6 +1404,7 @@ void zap_page_range(struct vm_area_struc - mmu_notifier_invalidate_range_end(mm, start, end); - tlb_finish_mmu(&tlb, start, end); - } -+EXPORT_SYMBOL_GPL(zap_page_range); - - /** - * zap_page_range_single - remove user pages in a given range ---- a/mm/vmalloc.c -+++ b/mm/vmalloc.c -@@ -1372,6 +1372,7 @@ struct vm_struct *get_vm_area(unsigned l - NUMA_NO_NODE, GFP_KERNEL, - __builtin_return_address(0)); - } -+EXPORT_SYMBOL_GPL(get_vm_area); - - struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags, - const void *caller) ---- a/include/linux/shmem_fs.h -+++ b/include/linux/shmem_fs.h -@@ -49,6 +49,8 @@ extern int shmem_init(void); - extern int shmem_fill_super(struct super_block *sb, void *data, int silent); - extern struct file *shmem_file_setup(const char *name, - loff_t size, unsigned long flags); -+ -+extern void shmem_set_file(struct vm_area_struct *vma, struct file *file); - extern struct file *shmem_kernel_file_setup(const char *name, loff_t size, - unsigned long flags); - extern int shmem_zero_setup(struct vm_area_struct *); diff --git a/target/linux/generic/patches-3.3/950-vm_exports.patch b/target/linux/generic/patches-3.3/950-vm_exports.patch deleted file mode 100644 index 1cd970c805..0000000000 --- a/target/linux/generic/patches-3.3/950-vm_exports.patch +++ /dev/null @@ -1,117 +0,0 @@ ---- a/mm/shmem.c -+++ b/mm/shmem.c -@@ -2490,6 +2490,16 @@ EXPORT_SYMBOL_GPL(shmem_truncate_range); - - /* common code */ - -+void shmem_set_file(struct vm_area_struct *vma, struct file *file) -+{ -+ if (vma->vm_file) -+ fput(vma->vm_file); -+ vma->vm_file = file; -+ vma->vm_ops = &shmem_vm_ops; -+ vma->vm_flags |= VM_CAN_NONLINEAR; -+} -+EXPORT_SYMBOL_GPL(shmem_set_file); -+ - /** - * shmem_file_setup - get an unlinked file living in tmpfs - * @name: name for dentry (to be seen in /proc//maps -@@ -2567,11 +2577,8 @@ int shmem_zero_setup(struct vm_area_stru - if (IS_ERR(file)) - return PTR_ERR(file); - -- if (vma->vm_file) -- fput(vma->vm_file); -- vma->vm_file = file; -- vma->vm_ops = &shmem_vm_ops; -- vma->vm_flags |= VM_CAN_NONLINEAR; -+ shmem_set_file(vma, file); -+ - return 0; - } - ---- a/fs/file.c -+++ b/fs/file.c -@@ -268,6 +268,7 @@ int expand_files(struct files_struct *fi - /* All good, so we try */ - return expand_fdtable(files, nr); - } -+EXPORT_SYMBOL_GPL(expand_files); - - static int count_open_files(struct fdtable *fdt) - { ---- a/kernel/exit.c -+++ b/kernel/exit.c -@@ -500,6 +500,7 @@ struct files_struct *get_files_struct(st - - return files; - } -+EXPORT_SYMBOL_GPL(get_files_struct); - - void put_files_struct(struct files_struct *files) - { -@@ -521,6 +522,7 @@ void put_files_struct(struct files_struc - rcu_read_unlock(); - } - } -+EXPORT_SYMBOL_GPL(put_files_struct); - - void reset_files_struct(struct files_struct *files) - { ---- a/kernel/sched/core.c -+++ b/kernel/sched/core.c -@@ -3854,6 +3854,7 @@ int can_nice(const struct task_struct *p - return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) || - capable(CAP_SYS_NICE)); - } -+EXPORT_SYMBOL_GPL(can_nice); - - #ifdef __ARCH_WANT_SYS_NICE - ---- a/mm/memory.c -+++ b/mm/memory.c -@@ -1412,6 +1412,7 @@ unsigned long zap_page_range(struct vm_a - tlb_finish_mmu(&tlb, address, end); - return end; - } -+EXPORT_SYMBOL_GPL(zap_page_range); - - /** - * zap_vma_ptes - remove ptes mapping the vma -@@ -3087,6 +3088,7 @@ static inline int check_stack_guard_page - } - return 0; - } -+EXPORT_SYMBOL_GPL(vmtruncate_range); - - /* - * We enter with non-exclusive mmap_sem (to exclude vma changes, ---- a/mm/vmalloc.c -+++ b/mm/vmalloc.c -@@ -1257,6 +1257,7 @@ void unmap_kernel_range(unsigned long ad - vunmap_page_range(addr, end); - flush_tlb_kernel_range(addr, end); - } -+EXPORT_SYMBOL_GPL(unmap_kernel_range); - - int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages) - { -@@ -1394,6 +1395,7 @@ struct vm_struct *get_vm_area(unsigned l - return __get_vm_area_node(size, 1, flags, VMALLOC_START, VMALLOC_END, - -1, GFP_KERNEL, __builtin_return_address(0)); - } -+EXPORT_SYMBOL_GPL(get_vm_area); - - struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags, - void *caller) ---- a/include/linux/mm.h -+++ b/include/linux/mm.h -@@ -872,6 +872,7 @@ extern bool skip_free_areas_node(unsigne - - int shmem_lock(struct file *file, int lock, struct user_struct *user); - struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags); -+void shmem_set_file(struct vm_area_struct *vma, struct file *file); - int shmem_zero_setup(struct vm_area_struct *); - - extern int can_do_mlock(void); diff --git a/target/linux/generic/patches-3.8/950-vm_exports.patch b/target/linux/generic/patches-3.8/950-vm_exports.patch deleted file mode 100644 index d94d556fef..0000000000 --- a/target/linux/generic/patches-3.8/950-vm_exports.patch +++ /dev/null @@ -1,101 +0,0 @@ ---- a/mm/shmem.c -+++ b/mm/shmem.c -@@ -2871,6 +2871,15 @@ EXPORT_SYMBOL_GPL(shmem_truncate_range); - - /* common code */ - -+void shmem_set_file(struct vm_area_struct *vma, struct file *file) -+{ -+ if (vma->vm_file) -+ fput(vma->vm_file); -+ vma->vm_file = file; -+ vma->vm_ops = &shmem_vm_ops; -+} -+EXPORT_SYMBOL_GPL(shmem_set_file); -+ - /** - * shmem_file_setup - get an unlinked file living in tmpfs - * @name: name for dentry (to be seen in /proc//maps -@@ -2947,11 +2956,8 @@ int shmem_zero_setup(struct vm_area_stru - file = shmem_file_setup("dev/zero", size, vma->vm_flags); - if (IS_ERR(file)) - return PTR_ERR(file); -+ shmem_set_file(vma, file); - -- if (vma->vm_file) -- fput(vma->vm_file); -- vma->vm_file = file; -- vma->vm_ops = &shmem_vm_ops; - return 0; - } - ---- a/fs/file.c -+++ b/fs/file.c -@@ -270,6 +270,7 @@ static inline void __set_open_fd(int fd, - { - __set_bit(fd, fdt->open_fds); - } -+EXPORT_SYMBOL_GPL(expand_files); - - static inline void __clear_open_fd(int fd, struct fdtable *fdt) - { ---- a/kernel/exit.c -+++ b/kernel/exit.c -@@ -499,6 +499,8 @@ static void exit_mm(struct task_struct * - mm_update_next_owner(mm); - mmput(mm); - } -+EXPORT_SYMBOL_GPL(get_files_struct); -+EXPORT_SYMBOL_GPL(put_files_struct); - - /* - * When we die, we re-parent all our children, and try to: ---- a/kernel/sched/core.c -+++ b/kernel/sched/core.c -@@ -3636,6 +3636,7 @@ int can_nice(const struct task_struct *p - return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) || - capable(CAP_SYS_NICE)); - } -+EXPORT_SYMBOL_GPL(can_nice); - - #ifdef __ARCH_WANT_SYS_NICE - ---- a/mm/memory.c -+++ b/mm/memory.c -@@ -1409,6 +1409,7 @@ void zap_page_range(struct vm_area_struc - mmu_notifier_invalidate_range_end(mm, start, end); - tlb_finish_mmu(&tlb, start, end); - } -+EXPORT_SYMBOL_GPL(zap_page_range); - - /** - * zap_page_range_single - remove user pages in a given range ---- a/mm/vmalloc.c -+++ b/mm/vmalloc.c -@@ -1266,6 +1266,7 @@ void unmap_kernel_range(unsigned long ad - vunmap_page_range(addr, end); - flush_tlb_kernel_range(addr, end); - } -+EXPORT_SYMBOL_GPL(unmap_kernel_range); - - int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages) - { -@@ -1403,6 +1404,7 @@ struct vm_struct *get_vm_area(unsigned l - return __get_vm_area_node(size, 1, flags, VMALLOC_START, VMALLOC_END, - -1, GFP_KERNEL, __builtin_return_address(0)); - } -+EXPORT_SYMBOL_GPL(get_vm_area); - - struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags, - const void *caller) ---- a/include/linux/shmem_fs.h -+++ b/include/linux/shmem_fs.h -@@ -47,6 +47,8 @@ extern int shmem_init(void); - extern int shmem_fill_super(struct super_block *sb, void *data, int silent); - extern struct file *shmem_file_setup(const char *name, - loff_t size, unsigned long flags); -+ -+extern void shmem_set_file(struct vm_area_struct *vma, struct file *file); - extern int shmem_zero_setup(struct vm_area_struct *); - extern int shmem_lock(struct file *file, int lock, struct user_struct *user); - extern void shmem_unlock_mapping(struct address_space *mapping);