Messages in this thread | | | Date | Sun, 23 Oct 2011 16:30:42 +0200 | From | Michael Leun <> | Subject | Re: Bisected: Massive memory leak in dm-snapshot in 3.1 development introduced |
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On Sun, 23 Oct 2011 14:44:49 +0100 Alasdair G Kergon <agk@redhat.com> wrote:
> On Sun, Oct 23, 2011 at 12:52:06PM +0300, Linus Torvalds wrote: > > Mikulas, Alasdair? I see the mempool_free() for the "master job", > > what about everything else? Does the dm_kcopyd_prepare_callback() > > perhaps need to do a > > > > job->master_job = job; > > > > or similar? > > If you look at the other place that performs that mempool_alloc, it's > indeed present there. > > Michael - can you test if this solves the problem? > > Alasdair > > --- a/drivers/md/dm-kcopyd.c > +++ b/drivers/md/dm-kcopyd.c > @@ -628,6 +628,7 @@ void *dm_kcopyd_prepare_callback(struct > dm_kcopyd_client *kc, job->kc = kc; > job->fn = fn; > job->context = context; > + job->master_job = job; > > atomic_inc(&kc->nr_jobs); > >
Yup, it indeed does.
-- MfG,
Michael Leun
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