zhangyi (F) 0064b0f1ff jbd2: improve comments about freeing data buffers whose page mapping is NULL ...

commit 780f66e592 upstream.

Improve comments in jbd2_journal_commit_transaction() to describe why
we don't need to clear the buffer_mapped bit for freeing file mapping
buffers whose page mapping is NULL.

Link: https://lore.kernel.org/r/20200217112706.20085-1-yi.zhang@huawei.com
Fixes: c96dceeabf ("jbd2: do not clear the BH_Mapped flag when forgetting a metadata buffer")
Suggested-by: Jan Kara <jack@suse.cz>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: zhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2020-04-24 07:59:03 +02:00

..

checkpoint.c

ext4, jbd2: ensure panic when aborting with zero errno

2020-02-28 15:42:22 +01:00

commit.c

jbd2: improve comments about freeing data buffers whose page mapping is NULL

2020-04-24 07:59:03 +02:00

journal.c

ext4, jbd2: ensure panic when aborting with zero errno

2020-02-28 15:42:22 +01:00

Kconfig

jbd2: remove debug dependency on debug_fs and update Kconfig help text

2013-06-12 23:07:51 -04:00

Makefile

…

recovery.c

fs: have ll_rw_block users pass in op and flags separately

2016-06-07 13:41:38 -06:00

revoke.c

jbd2: don't leak memory if setting up journal fails

2017-03-30 09:41:27 +02:00

transaction.c

jbd2: fix data races at struct journal_head

2020-03-20 09:07:58 +01:00