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-rw-r--r--mm/msync.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/mm/msync.c b/mm/msync.c
index d6a50f3f28b..2672b8dc3d8 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(&current->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(&current->mm->mmap_sem);
if (error)