Bisected: Massive memory leak in dm-snapshot in 3.1 development introduced
On Sun, 23 Oct 2011 14:44:49 +0100
Alasdair G Kergon <firstname.lastname@example.org> 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?
> --- 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;
Yup, it indeed does.
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