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authorLinus Torvalds <torvalds@linux-foundation.org>2014-08-14 03:45:40 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2014-08-14 03:45:40 +0400
commitcec997093bbff881c3da49084dfba4f76361e96a (patch)
tree7c84f8c30ceef7209a18d7cd216a3c16536008c5 /fs/reiserfs/journal.c
parent8d2d441ac4af223eae466c3c31ff737cc31a1411 (diff)
parent01777836c87081e4f68c4a43c9abe6114805f91e (diff)
downloadlinux-cec997093bbff881c3da49084dfba4f76361e96a.tar.xz
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
Pull quota, reiserfs, UDF updates from Jan Kara: "Scalability improvements for quota, a few reiserfs fixes, and couple of misc cleanups (udf, ext2)" * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs: reiserfs: Fix use after free in journal teardown reiserfs: fix corruption introduced by balance_leaf refactor udf: avoid redundant memcpy when writing data in ICB fs/udf: re-use hex_asc_upper_{hi,lo} macros fs/quota: kernel-doc warning fixes udf: use linux/uaccess.h fs/ext2/super.c: Drop memory allocation cast quota: remove dqptr_sem quota: simplify remove_inode_dquot_ref() quota: avoid unnecessary dqget()/dqput() calls quota: protect Q_GETFMT by dqonoff_mutex
Diffstat (limited to 'fs/reiserfs/journal.c')
-rw-r--r--fs/reiserfs/journal.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index e8870de4627e..a88b1b3e7db3 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -1947,8 +1947,6 @@ static int do_journal_release(struct reiserfs_transaction_handle *th,
}
}
- /* wait for all commits to finish */
- cancel_delayed_work(&SB_JOURNAL(sb)->j_work);
/*
* We must release the write lock here because
@@ -1956,8 +1954,14 @@ static int do_journal_release(struct reiserfs_transaction_handle *th,
*/
reiserfs_write_unlock(sb);
+ /*
+ * Cancel flushing of old commits. Note that neither of these works
+ * will be requeued because superblock is being shutdown and doesn't
+ * have MS_ACTIVE set.
+ */
cancel_delayed_work_sync(&REISERFS_SB(sb)->old_work);
- flush_workqueue(REISERFS_SB(sb)->commit_wq);
+ /* wait for all commits to finish */
+ cancel_delayed_work_sync(&SB_JOURNAL(sb)->j_work);
free_journal_ram(sb);
@@ -4292,9 +4296,15 @@ static int do_journal_end(struct reiserfs_transaction_handle *th, int flags)
if (flush) {
flush_commit_list(sb, jl, 1);
flush_journal_list(sb, jl, 1);
- } else if (!(jl->j_state & LIST_COMMIT_PENDING))
- queue_delayed_work(REISERFS_SB(sb)->commit_wq,
- &journal->j_work, HZ / 10);
+ } else if (!(jl->j_state & LIST_COMMIT_PENDING)) {
+ /*
+ * Avoid queueing work when sb is being shut down. Transaction
+ * will be flushed on journal shutdown.
+ */
+ if (sb->s_flags & MS_ACTIVE)
+ queue_delayed_work(REISERFS_SB(sb)->commit_wq,
+ &journal->j_work, HZ / 10);
+ }
/*
* if the next transaction has any chance of wrapping, flush