summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--fs/cifs/file.c4
-rw-r--r--fs/ext4/file.c2
-rw-r--r--fs/ntfs/file.c2
-rw-r--r--fs/sync.c17
-rw-r--r--fs/xfs/xfs_file.c2
-rw-r--r--include/linux/fs.h8
-rw-r--r--mm/filemap.c4
7 files changed, 14 insertions, 25 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 853d6d1cc82..a7eda8ebfac 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -2559,8 +2559,8 @@ cifs_writev(struct kiocb *iocb, const struct iovec *iov,
if (rc > 0) {
ssize_t err;
- err = generic_write_sync(file, pos, rc);
- if (err < 0 && rc > 0)
+ err = generic_write_sync(file, iocb->ki_pos - rc, rc);
+ if (err < 0)
rc = err;
}
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 43e64f6022e..1a5073959f3 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -152,7 +152,7 @@ ext4_file_dio_write(struct kiocb *iocb, const struct iovec *iov,
if (ret > 0) {
ssize_t err;
- err = generic_write_sync(file, pos, ret);
+ err = generic_write_sync(file, iocb->ki_pos - ret, ret);
if (err < 0 && ret > 0)
ret = err;
}
diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c
index ea4ba9daeb4..db9bd8a3172 100644
--- a/fs/ntfs/file.c
+++ b/fs/ntfs/file.c
@@ -2134,7 +2134,7 @@ static ssize_t ntfs_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
ret = ntfs_file_aio_write_nolock(iocb, iov, nr_segs, &iocb->ki_pos);
mutex_unlock(&inode->i_mutex);
if (ret > 0) {
- int err = generic_write_sync(file, pos, ret);
+ int err = generic_write_sync(file, iocb->ki_pos - ret, ret);
if (err < 0)
ret = err;
}
diff --git a/fs/sync.c b/fs/sync.c
index f1553745223..e8ba024a055 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -222,23 +222,6 @@ SYSCALL_DEFINE1(fdatasync, unsigned int, fd)
return do_fsync(fd, 1);
}
-/**
- * generic_write_sync - perform syncing after a write if file / inode is sync
- * @file: file to which the write happened
- * @pos: offset where the write started
- * @count: length of the write
- *
- * This is just a simple wrapper about our general syncing function.
- */
-int generic_write_sync(struct file *file, loff_t pos, loff_t count)
-{
- if (!(file->f_flags & O_DSYNC) && !IS_SYNC(file->f_mapping->host))
- return 0;
- return vfs_fsync_range(file, pos, pos + count - 1,
- (file->f_flags & __O_SYNC) ? 0 : 1);
-}
-EXPORT_SYMBOL(generic_write_sync);
-
/*
* sys_sync_file_range() permits finely controlled syncing over a segment of
* a file in the range offset .. (offset+nbytes-1) inclusive. If nbytes is
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index 2e7989e3a2d..64b48eade91 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -799,7 +799,7 @@ xfs_file_aio_write(
XFS_STATS_ADD(xs_write_bytes, ret);
/* Handle various SYNC-type writes */
- err = generic_write_sync(file, pos, ret);
+ err = generic_write_sync(file, iocb->ki_pos - ret, ret);
if (err < 0)
ret = err;
}
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 09f553c5981..75ff961be05 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2273,7 +2273,13 @@ extern int filemap_fdatawrite_range(struct address_space *mapping,
extern int vfs_fsync_range(struct file *file, loff_t start, loff_t end,
int datasync);
extern int vfs_fsync(struct file *file, int datasync);
-extern int generic_write_sync(struct file *file, loff_t pos, loff_t count);
+static inline int generic_write_sync(struct file *file, loff_t pos, loff_t count)
+{
+ if (!(file->f_flags & O_DSYNC) && !IS_SYNC(file->f_mapping->host))
+ return 0;
+ return vfs_fsync_range(file, pos, pos + count - 1,
+ (file->f_flags & __O_SYNC) ? 0 : 1);
+}
extern void emergency_sync(void);
extern void emergency_remount(void);
#ifdef CONFIG_BLOCK
diff --git a/mm/filemap.c b/mm/filemap.c
index d56d3c145b9..7a13f6ac542 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2553,8 +2553,8 @@ ssize_t generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
if (ret > 0) {
ssize_t err;
- err = generic_write_sync(file, pos, ret);
- if (err < 0 && ret > 0)
+ err = generic_write_sync(file, iocb->ki_pos - ret, ret);
+ if (err < 0)
ret = err;
}
return ret;