btrfs: use device_list_mutex when removing stale devices

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btrfs_free_stale_devices() finds a stale (not opened) device matching
path in the fs_uuid list. We are already under uuid_mutex so when we
check for each fs_devices, hold the device_list_mutex too.

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

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Anand Jain 2018-05-29 17:23:20 +08:00 • committed by David Sterba

parent fa6d2ae540

commit 7bcb8164ad

1 changed files with 15 additions and 10 deletions

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fs/btrfs/volumes.c

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