From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 85FBD37AA6D; Thu, 20 Aug 2026 14:50:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787237428; cv=none; b=bK/XIyDTvb0uQstpZWks9cAvHCAIltxRtSRKZfTFctDQoQahojeR1YP/o4vUZTVpXtiMwLA6Ii/5lIEDfOfk8CCU0/AKufObGlrIYcbTThLwDbq1+6cgqloaMdGjjDJYvUvZOd3ItcYAh2mNu2J1Zk595J1uxtjvFD6cjETAzvk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787237428; c=relaxed/simple; bh=Rx40lFGgnSAPwcS4SnQ4IRexueivRGxfHUbfZiRWUSE=; h=Message-ID:Date:MIME-Version:From:Subject:To:Cc:References: In-Reply-To:Content-Type; b=aog5334PQ6zPRK+xHrArfdOlIUaEIUl/nrq4f6W76oC6IvoZ+lIFqHdqMeDkCAp2yUjHP4jXi68k2XFPPlbFaKvUI/hkaMujcQX/jqUyshtHWRZqYU1CroTwCrRtUZvJzxIDAfjgN/GbMoGr36io62dc6quyAsR0FDSeLBymBTA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aAiwKZLJ; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aAiwKZLJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 404E41F00A3A; Thu, 20 Aug 2026 14:50:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787237427; bh=DNOIl3+u2z53rU54/TYMH+dTGhcjs3yyBgOByIotuaw=; h=Date:From:Subject:To:Cc:References:In-Reply-To; b=aAiwKZLJqadwMghUM2PI9Y0FdHoCrJEVs8/lywMgzve9sPsshA1zWKllHf1TbOyUn 8b4dQAzabgL247WMsX6cXEP6a+P/nshHyjcmX4g1wsDxDl1R1XR/w5IFVbA8aTIjuX //nUnRuRIA7o7oRZF0QehK7rpdsSvZVwZS1dUyXY+nVNKy5hB6/GqupXCm2c1/vAeq a+Y+Z5MzOYQXL4/oMJPiVszOLctLWzNak6hMHVMHRBatCafjnjhsrF3Z+4Hbv8DEjN C1q+Il5UUtTP2GDU91Bt/YGPZGlhDvcnX5xc9kTEL69bKjCZ/gMVCVBa+OIwcXKs7z QKPF9VidMvrkQ== Message-ID: <400c3d0a-97ca-4c76-909c-0c09d534cd41@kernel.org> Date: Thu, 20 Aug 2026 16:50:17 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Krzysztof Kozlowski Subject: Re: [PATCH] drm/tegra: gr3d: fix autosuspend cleanup during teardown To: Guangshuo Li , Thierry Reding , Mikko Perttunen , David Airlie , Simona Vetter , Jonathan Hunter , dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Cc: stable@vger.kernel.org References: <20260808142217.2893936-1-lgs201920130244@gmail.com> Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 08/08/2026 16:22, Guangshuo Li wrote: > gr3d_probe() calls pm_runtime_use_autosuspend(), but gr3d_remove() > does not call the matching pm_runtime_dont_use_autosuspend() during > teardown. > > If the autosuspend delay is set to a negative value while autosuspend > is enabled, the runtime PM core increments usage_count to prevent > runtime suspend. Without calling pm_runtime_dont_use_autosuspend() > during teardown, this reference is not dropped. > > The documentation for pm_runtime_use_autosuspend() also notes that it > is important to undo it with pm_runtime_dont_use_autosuspend() at > driver exit time, unless runtime PM was initially enabled with > devm_pm_runtime_enable(). > > Add the missing pm_runtime_dont_use_autosuspend() call to the driver > remove path. > > This issue was found by manual code inspection. > > Fixes: 62fa0a985e2c ("drm/tegra: Enable runtime PM during probe") > Cc: stable@vger.kernel.org > Signed-off-by: Guangshuo Li You sent vast amount of patches, all separate, making it very difficult to track and respond in efficient way. Do not do that. Group your work per subsystem. You were asked to clarify and respond to incorrect fixes statement. I do not see how you clarified and responded at all. Best regards, Krzysztof