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f2fs: do not submit NEW_ADDR to read node block 

After the below patch, give cp is errored, we drop dirty node pages. This
can give NEW_ADDR to read node pages. Don't do WARN_ON() which gives
generic/475 failure.

Fixes: 28607bf3aa ("f2fs: drop dirty node pages when cp is in error status")
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2021-07-26 09:12:15 -07:00
parent 7eab7a6968
commit b7ec206173
1 changed files with 2 additions and 1 deletions
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3
fs/f2fs/node.c
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@ -1330,7 +1330,8 @@ static int read_node_page(struct page *page, int op_flags)
if (err)
return err;
if (unlikely(ni.blk_addr == NULL_ADDR) ||
/* NEW_ADDR can be seen, after cp_error drops some dirty node pages */
if (unlikely(ni.blk_addr == NULL_ADDR || ni.blk_addr == NEW_ADDR) ||
is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN)) {
ClearPageUptodate(page);
return -ENOENT;