From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 39D36322DCB; Tue, 2 Dec 2025 15:52:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764690769; cv=none; b=gsQ4po2zov/QbiQN2sxFofog5hEPOD6K4SfJx1usZ2szPtrZalVfCnQ2hA+oDnEyTm28tP54iUrRp2qSKlMLs4Spkts9h1dTRtZjMW47V2nYFW6uVKRcX3yzFLoiR7b9Ya+E4S6ykNOpsOWoCqu39YhrsFz9RObYLVMQ3vYHxeA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764690769; c=relaxed/simple; bh=a41Hc214ofss5go4vtnnf3ogCFKJwntca4v/HMvtCyM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Gg4cb97IkHZFlmUH8d8iM2x8Tr+vFhaHddNBImh+wn/zhq2BUqhBoHkHNWLQMEuqOylLnt9NPYHXFyrs5KjuuXCMvQelpHVaQtu6TgJiCMk93t1WKbhjKvUDLuauFC7F6SpBqokOHDQDCNylCtZuOmjmp+DpYP/MylAD7nhjeYs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=zWo6/0J9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="zWo6/0J9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5B39DC116B1; Tue, 2 Dec 2025 15:52:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1764690768; bh=a41Hc214ofss5go4vtnnf3ogCFKJwntca4v/HMvtCyM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=zWo6/0J9iS7xicf0oIqwu5Ban7CvuP/EVNgTHUTLUd9ksrLbR/7SXHfxJdkUkA0sc cswn8w8i/9Jd8m3K5ZSe9fjcOPe7O09I43iY87/HobDCLg+FMhysn+uAyHEhKX9flP qxkIiMoEOFt+7PLVKfhFrbV51L1cGiQ5DWUfOfic= Date: Tue, 2 Dec 2025 16:52:45 +0100 From: Greg KH To: Thomas Zimmermann Cc: Sasha Levin , stable@vger.kernel.org, Javier Martinez Canillas , Alex Deucher , dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, linux-fbdev@vger.kernel.org Subject: Re: [PATCH 6.12.y] drm, fbcon, vga_switcheroo: Avoid race condition in fbcon setup Message-ID: <2025120235-quartet-shrubs-0862@gregkh> References: <2025120119-edgy-recycled-bcfe@gregkh> <20251201221055.1281985-1-sashal@kernel.org> <4dd8e529-4777-4cfc-a536-dbe0d0a90419@suse.de> Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4dd8e529-4777-4cfc-a536-dbe0d0a90419@suse.de> On Tue, Dec 02, 2025 at 08:40:43AM +0100, Thomas Zimmermann wrote: > Hi, > > thanks for backporting. > > You also have to remove the calls to vga_switcheroo_client_fb_set() from > these files > > https://elixir.bootlin.com/linux/v6.12/source/drivers/gpu/drm/i915/display/intel_fbdev.c > https://elixir.bootlin.com/linux/v6.12/source/drivers/gpu/drm/radeon/radeon_fbdev.c Can you send a fixed up patch instead? thanks, greg k-h