From: Andreas Gruenbacher <agrue...@redhat.com>
Add a wrapper around iomap_file_buffered_write. We'll add code for when
the operation needs to be retried here later.
Signed-off-by: Andreas Gruenbacher <agrue...@redhat.com>
---
fs/gfs2/file.c | 20 ++++++++++++++------
1 file changed, 14 insertions(+), 6 deletions(-)
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 84ec053d43b4..55ec1cadc9e6 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -876,6 +876,18 @@ static ssize_t gfs2_file_read_iter(struct kiocb *iocb,
struct iov_iter *to)
return written ? written : ret;
}
+static ssize_t gfs2_file_buffered_write(struct kiocb *iocb, struct iov_iter
*from)
+{
+ struct file *file = iocb->ki_filp;
+ struct inode *inode = file_inode(file);
+ ssize_t ret;
+
+ current->backing_dev_info = inode_to_bdi(inode);
+ ret = iomap_file_buffered_write(iocb, from, &gfs2_iomap_ops);
+ current->backing_dev_info = NULL;
+ return ret;
+}
+
/**
* gfs2_file_write_iter - Perform a write to a file
* @iocb: The io context
@@ -927,9 +939,7 @@ static ssize_t gfs2_file_write_iter(struct kiocb *iocb,
struct iov_iter *from)
goto out_unlock;
iocb->ki_flags |= IOCB_DSYNC;
- current->backing_dev_info = inode_to_bdi(inode);
- buffered = iomap_file_buffered_write(iocb, from,
&gfs2_iomap_ops);
- current->backing_dev_info = NULL;
+ buffered = gfs2_file_buffered_write(iocb, from);
if (unlikely(buffered <= 0)) {
if (!ret)
ret = buffered;
@@ -951,9 +961,7 @@ static ssize_t gfs2_file_write_iter(struct kiocb *iocb,
struct iov_iter *from)
if (!ret || ret2 > 0)
ret += ret2;
} else {
- current->backing_dev_info = inode_to_bdi(inode);
- ret = iomap_file_buffered_write(iocb, from, &gfs2_iomap_ops);
- current->backing_dev_info = NULL;
+ ret = gfs2_file_buffered_write(iocb, from);
if (likely(ret > 0)) {
iocb->ki_pos += ret;
ret = generic_write_sync(iocb, ret);
--
2.31.1
