btrfs: make sure device is synced before return

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An inconsistent behavior due to stale reads from the
disk was reported

  mail-archive.com/linux-btrfs@vger.kernel.org/msg54188.html

This patch will make sure devices are synced before
return in the unmount thread.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Anand Jain 2016-06-23 20:54:07 +08:00 • committed by David Sterba

parent f448341af9

commit e2bf6e89b4

1 changed files with 5 additions and 0 deletions

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fs/btrfs/volumes.c

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