]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commit
drivers/md/dm-ioctl.c: use kvmalloc rather than opencoded variant
authorMichal Hocko <mhocko@suse.com>
Mon, 8 May 2017 22:57:34 +0000 (15:57 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 9 May 2017 00:15:13 +0000 (17:15 -0700)
commitd224e938189771dbd1e3b68ee8603a949bee76bb
treea1421bda5284b52c06f02970912bf920a405f8e4
parentda6bc57a8f02dd90d07071b4cd067f2de26c9192
drivers/md/dm-ioctl.c: use kvmalloc rather than opencoded variant

copy_params uses kmalloc with vmalloc fallback.  We already have a
helper for that - kvmalloc.  This caller requires GFP_NOIO semantic so
it hasn't been converted with many others by previous patches.  All we
need to achieve this semantic is to use the scope
memalloc_noio_{save,restore} around kvmalloc.

Link: http://lkml.kernel.org/r/20170306103327.2766-4-mhocko@kernel.org
Signed-off-by: Michal Hocko <mhocko@suse.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Mikulas Patocka <mpatocka@redhat.com>
Cc: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/md/dm-ioctl.c