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authorZhang Yi <yi.zhang@huawei.com>2021-06-10 19:24:35 +0800
committerTheodore Ts'o <tytso@mit.edu>2021-06-24 10:33:50 -0400
commit235d68069cbd158cb00835d434e9e9accf9a6dd4 (patch)
treedac5f259fdafb5f02360e83a1960edd5fda4b7cb /fs/jbd2
parentfcf37549ae19e904bc6a5eadf5c25eca36100c5e (diff)
downloadlinux-235d68069cbd158cb00835d434e9e9accf9a6dd4.tar.bz2
jbd2: don't abort the journal when freeing buffers
Now that we can be sure the journal is aborted once a buffer has failed to be written back to disk, we can remove the journal abort logic in jbd2_journal_try_to_free_buffers() which was introduced in commit c044f3d8360d ("jbd2: abort journal if free a async write error metadata buffer"), because it may cost and propably is not safe. Signed-off-by: Zhang Yi <yi.zhang@huawei.com> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://lore.kernel.org/r/20210610112440.3438139-4-yi.zhang@huawei.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/jbd2')
-rw-r--r--fs/jbd2/transaction.c17
1 files changed, 0 insertions, 17 deletions
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index e8fc45fd751f..8804e126805f 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -2123,7 +2123,6 @@ int jbd2_journal_try_to_free_buffers(journal_t *journal, struct page *page)
{
struct buffer_head *head;
struct buffer_head *bh;
- bool has_write_io_error = false;
int ret = 0;
J_ASSERT(PageLocked(page));
@@ -2148,26 +2147,10 @@ int jbd2_journal_try_to_free_buffers(journal_t *journal, struct page *page)
jbd2_journal_put_journal_head(jh);
if (buffer_jbd(bh))
goto busy;
-
- /*
- * If we free a metadata buffer which has been failed to
- * write out, the jbd2 checkpoint procedure will not detect
- * this failure and may lead to filesystem inconsistency
- * after cleanup journal tail.
- */
- if (buffer_write_io_error(bh)) {
- pr_err("JBD2: Error while async write back metadata bh %llu.",
- (unsigned long long)bh->b_blocknr);
- has_write_io_error = true;
- }
} while ((bh = bh->b_this_page) != head);
ret = try_to_free_buffers(page);
-
busy:
- if (has_write_io_error)
- jbd2_journal_abort(journal, -EIO);
-
return ret;
}