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f2fs: fix to wait page writeback during revoking atomic write

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After revoking atomic write, related LBA can be reused by others, so we
need to wait page writeback before reusing the LBA, in order to avoid
interference between old atomic written in-flight IO and new IO.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2018-04-23 10:36:13 +08:00 committed by Jaegeuk Kim
parent 60b2b4ee2b
commit e5e5732d81
1 changed files with 2 additions and 0 deletions
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2
fs/f2fs/segment.c
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@ -230,6 +230,8 @@ static int __revoke_inmem_pages(struct inode *inode,
lock_page(page);
f2fs_wait_on_page_writeback(page, DATA, true);
if (recover) {
struct dnode_of_data dn;
struct node_info ni;