author: Jack Qiu <jack.qiu@huawei.com> 2021-04-09 13:27:35 -0700
committer: Linus Torvalds <torvalds@linux-foundation.org> 2021-04-09 14:54:23 -0700
commit: df41872b68601059dd4a84858952dcae58acd331
parent: 7ad1e366167837daeb93d0bacb57dee820b0b898
Commit Summary:
Diffstat:
1 file changed, 3 insertions, 2 deletions
diff --git a/fs/direct-io.c b/fs/direct-io.c
index b61491bf3166..b2e86e739d7a 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -812,6 +812,7 @@ submit_page_section(struct dio *dio, struct dio_submit *sdio, struct page *page,
struct buffer_head *map_bh)
{
int ret = 0;
+ int boundary = sdio->boundary; /* dio_send_cur_page may clear it */
if (dio->op == REQ_OP_WRITE) {
/*
@@ -850,10 +851,10 @@ submit_page_section(struct dio *dio, struct dio_submit *sdio, struct page *page,
sdio->cur_page_fs_offset = sdio->block_in_file << sdio->blkbits;
out:
/*
- * If sdio->boundary then we want to schedule the IO now to
+ * If boundary then we want to schedule the IO now to
* avoid metadata seeks.
*/
- if (sdio->boundary) {
+ if (boundary) {
ret = dio_send_cur_page(dio, sdio, map_bh);
if (sdio->bio)
dio_bio_submit(dio, sdio);