diff options
| author | Andrew Morton <akpm@osdl.org> | 2006-03-24 03:18:15 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-24 07:33:27 -0800 |
| commit | 8f2e9f157a94f444dad974b088b853ac40785b02 (patch) | |
| tree | a8a3b2413ffb2a4a6f84762f052f0f6b4699ef9a /mm | |
| parent | 18e79b40ed9c5223b88771f805c69f5993fc131b (diff) | |
| download | lwn-8f2e9f157a94f444dad974b088b853ac40785b02.tar.gz lwn-8f2e9f157a94f444dad974b088b853ac40785b02.zip | |
[PATCH] msync(): use do_fsync()
No need to duplicate all that code.
Cc: Hugh Dickins <hugh@veritas.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/msync.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/mm/msync.c b/mm/msync.c index d6a50f3f28b6..2672b8dc3d89 100644 --- a/mm/msync.c +++ b/mm/msync.c @@ -9,6 +9,7 @@ */ #include <linux/slab.h> #include <linux/pagemap.h> +#include <linux/fs.h> #include <linux/mm.h> #include <linux/mman.h> #include <linux/hugetlb.h> @@ -214,23 +215,9 @@ asmlinkage long sys_msync(unsigned long start, size_t len, int flags) vma = find_vma(current->mm, start); } else if ((flags & MS_SYNC) && file && (vma->vm_flags & VM_SHARED)) { - struct address_space *mapping; - int err; - get_file(file); up_read(¤t->mm->mmap_sem); - mapping = file->f_mapping; - error = filemap_fdatawrite(mapping); - if (file->f_op && file->f_op->fsync) { - mutex_lock(&mapping->host->i_mutex); - err = file->f_op->fsync(file,file->f_dentry,1); - mutex_unlock(&mapping->host->i_mutex); - if (err && !error) - error = err; - } - err = filemap_fdatawait(mapping); - if (err && !error) - error = err; + error = do_fsync(file, 0); fput(file); down_read(¤t->mm->mmap_sem); if (error) |