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b=qWEXVRRYQ0FOGwnGpiC07Bt6pLF1JGPmnrIBCJvDO6shNmELP5E4INrXtP3W60ozEUJmKz SSm5I36KfGlDQ4Cw== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 72FEE13AE0; Thu, 16 Oct 2025 12:55:34 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id Q14pGUbr8GimIwAAD6G6ig (envelope-from ); Thu, 16 Oct 2025 12:55:34 +0000 Date: Thu, 16 Oct 2025 14:55:32 +0200 From: Petr Vorel To: Ville =?iso-8859-2?Q?Syrj=E4l=E4?= Cc: intel-gfx@lists.freedesktop.org, Uma Shankar , Jani Nikula , Lucas De Marchi , Simona Vetter , dri-devel@lists.freedesktop.org Subject: Re: [PATCH 1/1] drm/i915/dmc: Use drm_WARN_ONCE() Message-ID: <20251016125532.GA280868@pevik> References: <20251015135042.16744-1-pvorel@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spamd-Result: default: False [-3.50 / 50.00]; BAYES_HAM(-3.00)[99.99%]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_RHS_NOT_FQDN(0.50)[]; HAS_REPLYTO(0.30)[pvorel@suse.cz]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; MISSING_XM_UA(0.00)[]; TO_DN_SOME(0.00)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCPT_COUNT_SEVEN(0.00)[7]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; FROM_EQ_ENVFROM(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.cz:email,suse.cz:replyto,imap1.dmz-prg2.suse.org:helo]; RCVD_COUNT_TWO(0.00)[2]; REPLYTO_EQ_FROM(0.00)[] X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Petr Vorel Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" > On Wed, Oct 15, 2025 at 03:50:42PM +0200, Petr Vorel wrote: > > assert_dmc_loaded() removed in 43175c92d4038 used drm_WARN_ONCE(), > > but new assert_dmc_loaded() use drm_WARN(). > > Log is already noise quite a lot due loop over dmc->dmc_info[dmc_id] > > array (76 logs on my machine), therefore use drm_WARN_ONCE(). > > Fixes: 43175c92d4038 ("drm/i915/dmc: Assert DMC is loaded harder") > > Signed-off-by: Petr Vorel > > --- > > Ville, am I wrong and it's really needed to see all the oops for the > > threads? > Kinda irrelevant because this should never happen. So the real > question we need to ask is why are you seeing this at all? +1 > Please file a bug at > https://gitlab.freedesktop.org/drm/i915/kernel/-/issues > and attch the full dmesg with drm.debug=0xe passed to the kernel > cmdline. https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/15153 Kind regards, Petr