From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793436907; b=fq3qSYdu2glZU69+PJ0nnl+OhTAfH3Lw7T4XJ7FgjWaAYFUU7yUU1QkeHUT6ctqKQxnG tE/wVeYUmeGbE1sG5DuyyKnUr6APMxn0xEc1ePfLa3157iHELObwRFtYJwzrwF/AoF2A/ Gm/Db6v2XA9QeaPCo3+oDuujH3q2/H+62107vmKEEJn/RCSHAWMMVHMQ9e/lGFFcwm0Vu /E9grfeFPoC4xN+wyo3twjDaO2TKEF7aVBJDpfTJZPywzY7+Z8YEKDZtgJ2MOfnTCwaYQ ZtaWjaAsiKCXS6iLsrTzkocn5uC4tNsdZmVJhCzDtta4XWgUGyuaXDzAN71gudxEz+w== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793436907; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=r7ldF0+SFDf2U5rthJYo7X+jFoAp1G2D38xbh/n0Tfk=; b=XdzULosyc/At8Qu77UgRab/eCVjdgPyx0fKFbBbbq2al9uqAKYt01Ome9ak9qYrd5Oc+ 2mX1+3MCGsVBc00u9FjWqGwnZQWfKhlW6yUU+FcR0+iAQrwVlClAeNgP7cf+7LH8XOuDg Og9kwYzQgSUWwIuAgIWbpJ+OIuXBzLyinuQPLoUvKd3+P1EIl2/NACBI0EDIjftmY12lL HDYSdYU1aPY3FLIPPDjCR1KatRyFkFwzSpMliq9VxVs5wy6i2ifHspHrBWmxLY7eTNFIq z2Ml6DtozNvWAoiVLboyKj6NTYSL8wHMm65ZXMYyrQLZ0GD6UwrYZ0RDPJfp75Bfiww== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=iew1UTn3; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4B748606A31C; Sat, 31 Oct 2026 08:55:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=iew1UTn3 Received: by smtp.kernel.org (Postfix) with ESMTPSA id BB4481F000C1; Sat, 31 Oct 2026 08:55:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793436906; bh=r7ldF0+SFDf2U5rthJYo7X+jFoAp1G2D38xbh/n0Tfk=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=iew1UTn3DVH5qDJ1jUeI8une6eJPuQAM6qZRyw8mzgsuKVIH7QSb9fVhddlx6aOuh xbRD5WncX4Bn8XcYI9HE0a+/5cYa4Qvc89MvIF/7VfHt+Bnyk8K+dWrzhizq22pVC8 SNjzPAyGO7egk5si3D1SSrzCMU4V6jjn1rB6GwWk= Date: Sat, 31 Oct 2026 09:54:55 +0100 From: Greg Kroah-Hartman To: Samarth Narang Cc: Jiri Slaby , Krzysztof Kozlowski , Peter Griffin , Alim Akhtar , Marek Szyprowski , Orson Zhai , Baolin Wang , Chunyan Zhang , Laxman Dewangan , Thierry Reding , Jonathan Hunter , linux-serial@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [BUG] serial: TX kfifo underflow when TCOFLUSH races with TX DMA (samsung, sprd, msm, pch_uart, tegra) Message-ID: <2026103122-repurpose-cost-2da7@gregkh> References: <20261031004733.3345841-1-samarth.colleges@gmail.com> X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261031004733.3345841-1-samarth.colleges@gmail.com> On Sat, Oct 31, 2026 at 12:47:33AM +0000, Samarth Narang wrote: > I would be happy to prepare separate patches for the affected drivers if > the maintainers agree with the analysis. Always just send us patches, after testing them, you never need to ask if you should do so. thanks, greg k-h