Messages in this thread | | | Date | Mon, 28 Nov 2016 16:56:18 -0800 (PST) | From | David Rientjes <> | Subject | Re: [PATCH] RFC: dm: avoid the mutex lock in dm_bufio_shrink_count() |
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On Wed, 23 Nov 2016, Mikulas Patocka wrote:
> From: Mikulas Patocka <mpatocka@redhat.com> > > dm-bufio: don't take the lock in dm_bufio_shrink_count > > dm_bufio_shrink_count is called from do_shrink_slab to find out how many > freeable objects are there. The reported value doesn't have to be precise, > so we don't need to take the dm-bufio lock. > > Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Acked-by: David Rientjes <rientjes@google.com>
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