From: Mingming Cao <cmm@xxxxxxxxxx>
In block_write_full_page() error case, we need to check the
delayed flag before flush bh to disk when trying to recover from
error.
Signed-off-by: Mingming Cao <cmm@xxxxxxxxxx>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
---
fs/buffer.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/fs/buffer.c b/fs/buffer.c
index 2f86ca5..06b887d 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1775,7 +1775,8 @@ static int __block_write_full_page(struct inode *inode, struct page *page,
bh = head;
/* Recovery: lock and submit the mapped buffers */
do {
- if (buffer_mapped(bh) && buffer_dirty(bh)) {
+ if (buffer_mapped(bh) && buffer_dirty(bh) &&
+ !buffer_delay(bh)) {
lock_buffer(bh);
mark_buffer_async_write(bh);
} else {
--
1.5.5.1.357.g1af8b.dirty
--
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