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Date: Mon, 7 Feb 2022 08:00:00 +0100 From: Marco Elver <elver@...gle.com> To: Eric Dumazet <eric.dumazet@...il.com> Cc: "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, netdev <netdev@...r.kernel.org>, Eric Dumazet <edumazet@...gle.com>, Alexander Potapenko <glider@...gle.com>, Dmitry Vyukov <dvyukov@...gle.com> Subject: Re: [PATCH net-next] ref_tracker: remove filter_irq_stacks() call On Sat, 5 Feb 2022 at 18:27, Eric Dumazet <eric.dumazet@...il.com> wrote: > > From: Eric Dumazet <edumazet@...gle.com> > > After commit e94006608949 ("lib/stackdepot: always do filter_irq_stacks() > in stack_depot_save()") it became unnecessary to filter the stack > before calling stack_depot_save(). > > Signed-off-by: Eric Dumazet <edumazet@...gle.com> > Cc: Marco Elver <elver@...gle.com> Reviewed-by: Marco Elver <elver@...gle.com> > Cc: Alexander Potapenko <glider@...gle.com> > Cc: Dmitry Vyukov <dvyukov@...gle.com> > --- > lib/ref_tracker.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/lib/ref_tracker.c b/lib/ref_tracker.c > index 9c0c2e09df666d19aba441f568762afbd1cad4d0..dc7b14aa3431e2bf7a97a7e78220f04da144563d 100644 > --- a/lib/ref_tracker.c > +++ b/lib/ref_tracker.c > @@ -89,7 +89,6 @@ int ref_tracker_alloc(struct ref_tracker_dir *dir, > return -ENOMEM; > } > nr_entries = stack_trace_save(entries, ARRAY_SIZE(entries), 1); > - nr_entries = filter_irq_stacks(entries, nr_entries); > tracker->alloc_stack_handle = stack_depot_save(entries, nr_entries, gfp); > > spin_lock_irqsave(&dir->lock, flags); > @@ -120,7 +119,6 @@ int ref_tracker_free(struct ref_tracker_dir *dir, > return -EEXIST; > } > nr_entries = stack_trace_save(entries, ARRAY_SIZE(entries), 1); > - nr_entries = filter_irq_stacks(entries, nr_entries); > stack_handle = stack_depot_save(entries, nr_entries, GFP_ATOMIC); > > spin_lock_irqsave(&dir->lock, flags); > -- > 2.35.0.263.gb82422642f-goog >
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