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-rw-r--r--fs/ext4/inode.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index a9ed2bce74d..2c8caa51add 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3446,8 +3446,6 @@ out:
return ret;
}
-/* Maximum number of blocks we map for direct IO at once. */
-
static int ext4_get_block_dio_write(struct inode *inode, sector_t iblock,
struct buffer_head *bh_result, int create)
{
@@ -3655,13 +3653,14 @@ static void ext4_end_io_dio(struct kiocb *iocb, loff_t offset,
ext4_io_end_t *io_end = iocb->private;
struct workqueue_struct *wq;
+ /* if not async direct IO or dio with 0 bytes write, just return */
+ if (!io_end || !size)
+ return;
+
ext_debug("ext4_end_io_dio(): io_end 0x%p"
"for inode %lu, iocb 0x%p, offset %llu, size %llu\n",
iocb->private, io_end->inode->i_ino, iocb, offset,
size);
- /* if not async direct IO or dio with 0 bytes write, just return */
- if (!io_end || !size)
- return;
/* if not aio dio with unwritten extents, just free io and return */
if (io_end->flag != DIO_AIO_UNWRITTEN){