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f2fs: avoid inifinite loop to wait for flushing node pages at cp_error

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Shutdown test is somtimes hung, since it keeps trying to flush dirty node pages
in an inifinite loop. Let's drop dirty pages at umount in that case.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2020-05-18 18:00:33 -07:00
parent 9c30df7c5a
commit 6d7c865c27
1 changed files with 8 additions and 1 deletions
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9
fs/f2fs/node.c
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@ -1520,8 +1520,15 @@ static int __write_node_page(struct page *page, bool atomic, bool *submitted,
trace_f2fs_writepage(page, NODE); trace_f2fs_writepage(page, NODE);
if (unlikely(f2fs_cp_error(sbi))) if (unlikely(f2fs_cp_error(sbi))) {
if (is_sbi_flag_set(sbi, SBI_IS_CLOSE)) {
ClearPageUptodate(page);
dec_page_count(sbi, F2FS_DIRTY_NODES);
unlock_page(page);
return 0;
}
goto redirty_out; goto redirty_out;
}
if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING))) if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
goto redirty_out; goto redirty_out;