diff options
| author | Josef Bacik <josef@toxicpanda.com> | 2018-10-11 15:54:31 -0400 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2018-10-19 12:20:03 +0200 |
| commit | 30928e9baac238a7330085a1c5747f0b5df444b4 (patch) | |
| tree | 5a8f48500a0f9c343d1166ed73c2c8e5c1402bd4 /fs/btrfs/transaction.c | |
| parent | 80ee54bfe8a3850015585ebc84e8d207fcae6831 (diff) | |
| download | linux-30928e9baac238a7330085a1c5747f0b5df444b4.tar.gz | |
btrfs: don't run delayed_iputs in commit
This could result in a really bad case where we do something like
evict
evict_refill_and_join
btrfs_commit_transaction
btrfs_run_delayed_iputs
evict
evict_refill_and_join
btrfs_commit_transaction
... forever
We have plenty of other places where we run delayed iputs that are much
safer, let those do the work.
CC: stable@vger.kernel.org # 4.4+
Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/transaction.c')
| -rw-r--r-- | fs/btrfs/transaction.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 5686290a50e1..d1eeef9ec5da 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -2283,15 +2283,6 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans) kmem_cache_free(btrfs_trans_handle_cachep, trans); - /* - * If fs has been frozen, we can not handle delayed iputs, otherwise - * it'll result in deadlock about SB_FREEZE_FS. - */ - if (current != fs_info->transaction_kthread && - current != fs_info->cleaner_kthread && - !test_bit(BTRFS_FS_FROZEN, &fs_info->flags)) - btrfs_run_delayed_iputs(fs_info); - return ret; scrub_continue: |