]> git.itanic.dy.fi Git - linux-stable/commit
dm: sysfs skip output when device is being destroyed
authorMilan Broz <mbroz@redhat.com>
Mon, 22 Jun 2009 09:12:11 +0000 (10:12 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 2 Jul 2009 23:32:10 +0000 (16:32 -0700)
commit9fad9f263a7065be94bf77519346d0d854ff3b92
tree1aabe86a3a1ed83fbf088337dada75a41c54b0c6
parentc3597e89c932b70d10803954d004e36e5f623f24
dm: sysfs skip output when device is being destroyed

commit 4d89b7b4e4726893453d0fb4ddbb5b3e16353994 upstream.

Do not process sysfs attributes when device is being destroyed.

Otherwise code can cause
  BUG_ON(test_bit(DMF_FREEING, &md->flags));
in dm_put() call.

Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/md/dm.c