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 466F2435536; Thu, 30 Jul 2026 15:23:11 +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=1785424992; cv=none; b=X7tW/SbY3oDXm0N0PP/ZJGBRfhlRlPD74RICDQoHqtoSK2IC1BH0dWf7Al1VKjJv8YudJmU3gnpRHhNBfHENTgOEiiaKPShbUC7FY/FJnXzfWzUUHvfb+0JRDSDKZh1R4CwKH5rA4BpsKBCdMugN0UFifVXJEH73Zej/HZDjWko= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785424992; c=relaxed/simple; bh=KHoQpY1qVMOGZjNjPBQVVlKgUnL6lH806WTAD0qLihY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NS04W/Ffi3zHMf6jkEzW6AwfBy6JPAHPuLtXVa2ZeSFjpCuXfwiqC7OCm31AxcZLsBQ6LRG01Y5YPZsvUC3a5lWjXE64l2sujgkPDrV8TcwOhHEx8VcbDeU3yZW3pnu4y8B0vTKEXEJnMsZGW1Gq90oCctUE54FtKiEC6YAVV78= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=D6uXNCMw; 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="D6uXNCMw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9ACD01F000E9; Thu, 30 Jul 2026 15:23:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1785424991; bh=aWUQxX96oDkEKbWKBvEkza4CQi91sZECCuuGJh4Tj2g=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=D6uXNCMwQlmdVKsAwleY6MI+EIkT0B18SRwNgzZndvFjVo3nQ/zP7jK59cYNpI8ql ltcUlnaz2YEcYPeejSPfJzvp7MRbbaK8o6UMBNsBKVTbGvwN/idxKtDGP3BhEMQMAf 920J/m2rOiWprptpqHW0FjsIKYq77XNJhG9nizLE= 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 6.18 587/675] drm/amdgpu: invoke pm_genpd_remove() before freeing genpd Date: Thu, 30 Jul 2026 16:15:17 +0200 Message-ID: <20260730141457.598457034@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260730141445.110192266@linuxfoundation.org> References: <20260730141445.110192266@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 6.18-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 @@ -556,7 +556,9 @@ 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;