linux-kernel - Re: [PATCH] drm/scheduler: Fix mem leak when last

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Message-ID: <bc3ae5a6-9b04-4f1b-9045-2182138f748e@web.de>
Date: Tue, 25 Feb 2025 15:00:23 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: Qianyi Liu <liuqianyi125@...il.com>, dri-devel@...ts.freedesktop.org
Cc: LKML <linux-kernel@...r.kernel.org>,
 Christian König <ckoenig.leichtzumerken@...il.com>,
 Daniel Vetter <daniel@...ll.ch>, Danilo Krummrich <dakr@...nel.org>,
 David Airlie <airlied@...il.com>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Matthew Brost <matthew.brost@...el.com>, Maxime Ripard <mripard@...nel.org>,
 Philipp Stanner <phasta@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>
Subject: Re: [PATCH] drm/scheduler: Fix mem leak when last_scheduled signaled

> Problem: If prev(last_scheduled) was already signaled I encountred a

                                               signalled? encountered?


> memory leak in drm_sched_entity_fini. This is because the
> prev(last_scheduled) fence is not free properly.

                                    freed?


> Fix: Balance the prev(last_scheduled) fence refcnt when
…
                                              reference count?


Would a summary phrase like “Fix memory leak when last_scheduled signalled”
be more appropriate?


How do you think about to add any tags (like “Fixes” and “Cc”) accordingly?
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.14-rc4#n145

Regards,
Markus