Re: [PATCH 2/9] lib/ref_tracker: compact stacktraces before printing

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Subject: Re: [PATCH 2/9] lib/ref_tracker: compact stacktraces before printing
From: Eric Dumazet <edumazet@xxxxxxxxxx>
Date: Thu, 17 Feb 2022 07:25:12 -0800
Cc: Chris Wilson <chris.p.wilson@xxxxxxxxx>, netdev <netdev@xxxxxxxxxxxxxxx>, intel-gfx@xxxxxxxxxxxxxxxxxxxxx, Lucas De Marchi <lucas.demarchi@xxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, dri-devel@xxxxxxxxxxxxxxxxxxxxx, Jakub Kicinski <kuba@xxxxxxxxxx>, Dmitry Vyukov <dvyukov@xxxxxxxxxx>
In-reply-to: <CANn89iKgzztLA3y6V+vw3RiyoScC3K=1Z1_gajj8H56wGWDw6A@mail.gmail.com>
References: <20220217140441.1218045-1-andrzej.hajda@intel.com> <20220217140441.1218045-3-andrzej.hajda@intel.com> <CANn89iKgzztLA3y6V+vw3RiyoScC3K=1Z1_gajj8H56wGWDw6A@mail.gmail.com>

On Thu, Feb 17, 2022 at 7:23 AM Eric Dumazet <edumazet@xxxxxxxxxx> wrote:


> Then, iterating the list and update the array (that you can keep
> sorted by ->stack_handle)

The 'sorted' part might be unnecessary, if all callers keep
@display_limits small enough.

References:
- [PATCH 0/9] drm/i915: use ref_tracker library for tracking wakerefs
  - From: Andrzej Hajda
- [PATCH 2/9] lib/ref_tracker: compact stacktraces before printing
  - From: Andrzej Hajda
- Re: [PATCH 2/9] lib/ref_tracker: compact stacktraces before printing
  - From: Eric Dumazet

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