]> git.baikalelectronics.ru Git - kernel.git/commit
Btrfs: avoid deadlocks during reservations in btrfs_truncate_block
authorJosef Bacik <jbacik@fb.com>
Wed, 20 Jul 2016 23:48:45 +0000 (16:48 -0700)
committerChris Mason <clm@fb.com>
Wed, 20 Jul 2016 23:58:04 +0000 (16:58 -0700)
commita0d55aac61bb6d3de7be1ac7025653a02b631785
treef696c4ea2ce8b51c9fe58f9bd5c6411693f7fc2d
parent3149fd78af408355e0ec83cbde820b254055c918
Btrfs: avoid deadlocks during reservations in btrfs_truncate_block

The new enospc code makes it possible to deadlock if we don't use
FLUSH_LIMIT during reservations inside a transaction.  This enforces
the correct flush type to avoid both deadlocks and assertions

Signed-off-by: Chris Mason <clm@fb.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
fs/btrfs/extent-tree.c