Btrfs fixes for 4.18-rc5

Hi,

please pull the following branch with 3 regression fixes. They're few-liners and fixing some corner cases missed in the origial patches. Thanks.

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The following changes since commit e4e7ede739f7fb468686dfffa2d1e35dca35bacd:

Btrfs: fix mount failure when qgroup rescan is in progress (2018-06-28 11:30:57 +0200)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-4.18-rc5-tag

for you to fetch changes up to 665d4953cde6d9e75c62a07ec8f4f8fd7d396ade:

btrfs: scrub: Don't use inode page cache in scrub_handle_errored_block() (2018-07-17 13:56:30 +0200)

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David Sterba (1):
btrfs: restore uuid_mutex in btrfs_open_devices

Naohiro Aota (1):
btrfs: fix use-after-free of cmp workspace pages

Qu Wenruo (1):
btrfs: scrub: Don't use inode page cache in scrub_handle_errored_block()

 fs/btrfs/ioctl.c   |  2 ++
 fs/btrfs/scrub.c   | 17 +++++++++--------
 fs/btrfs/volumes.c |  2 ++
 3 files changed, 13 insertions(+), 8 deletions(-)