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 790A43B6366; Thu, 30 Jul 2026 14:53:56 +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=1785423237; cv=none; b=WuuxkPKhC5JwtQpmMk839ts17JW+hwHPjYf0ZszmyA4qRxVSF/qMDrxdjTjJkJ3XkEH0H5ddbDq9NXMCgu+LgBc5bbGK0vBGJp6oy3KC+9w9lZWYErgGNsvq0jjP/xq5irAWufEgD7i56Pk2/MsZPYnPn9553dRLLXWvJ6fXdpo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785423237; c=relaxed/simple; bh=XlsYnNwwWD7sae8lQJGSXdLK+t5iA2ZYRi6MsJ8ZQVk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Tn0z0kidcnhT+qZenWTTaxZxQPW3xvY/jdvtFQs0zEITC/d3Q0kaDzeVs4HPzSNtxbZ7+e1oW5I+6c+Z4+2utVgCFhhsvwE+QnskrEdv4X87yEKy3mFh9YockYf83ssaPfxrGXzkDMLoqLTJ6DCOYeYOzPR1d3EMAc847wj3uow= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=nrti+p2n; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="nrti+p2n" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D35411F000E9; Thu, 30 Jul 2026 14:53:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1785423236; bh=/U4DtJJxJ3WXPL4dTtLHtGGV2o/mNk6GGA7tN7nNQCk=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=nrti+p2na/4kAgDZ+UTXTl2WD1BDZgjd2wjFUr+IBXw+dcIMImSj3i39kM5HNkTNw bRV7ZPNnarirQenZzW2WrYffJ2q5qdE+kLcKrS1Vvpg6UhukKGtHx8pSfUE9w6bgKA JpCG3/6ocjl0aEQOvO3VgUhJxBwW4lrswNpxrV7o= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Ce Sun , Tao Zhou , Alex Deucher Subject: [PATCH 7.1 714/744] drm/amdgpu: invoke pm_genpd_remove() before freeing genpd Date: Thu, 30 Jul 2026 16:16:27 +0200 Message-ID: <20260730141459.455480422@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260730141444.267951807@linuxfoundation.org> References: <20260730141444.267951807@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 7.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ce Sun commit 28c9b3c5dc35cc790d11e26ca3fc6e068be63998 upstream. Call pm_genpd_remove() to unregister from global list prior to releasing acp_genpd memory, and clear the pointer after free. Signed-off-by: Ce Sun Reviewed-by: Tao Zhou Signed-off-by: Alex Deucher (cherry picked from commit cd8650d7a91ee8b768e202354672553faa5cc1f2) Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c @@ -560,7 +560,9 @@ out: mfd_remove_devices(adev->acp.parent); kfree(adev->acp.acp_res); + pm_genpd_remove(&adev->acp.acp_genpd->gpd); kfree(adev->acp.acp_genpd); + adev->acp.acp_genpd = NULL; kfree(adev->acp.acp_cell); return ret;