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(parent: 0dca2ec) | patch
dm btree: silence lockdep lock inversion in dm_btree_del()
authorJoe Thornber <ejt@redhat.com>
Fri, 3 Jul 2015 13:51:32 +0000 (14:51 +0100)
committerBen Hutchings <ben@decadent.org.uk>
Wed, 12 Aug 2015 14:33:20 +0000 (16:33 +0200)
commita62b33eed7aba186f0d8ffad97b732335db414c8
tree5029eda6d34640444f58626a9f813d8ee22d3a04tree | snapshot
parent0dca2ecbbe794fcce0b74557295fc5e9730f538ecommit | diff
dm btree: silence lockdep lock inversion in dm_btree_del()

commit 1c7518794a3647eb345d59ee52844e8a40405198 upstream.

Allocate memory using GFP_NOIO when deleting a btree.  dm_btree_del()
can be called via an ioctl and we don't want to recurse into the FS or
block layer.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/md/persistent-data/dm-btree.c diff | blob | history
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