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 6BBA827CCDC for ; Tue, 22 Apr 2025 13:33:01 +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=1745328781; cv=none; b=nAU4x8VDJW1Eh/qK/Af3W4DAcMoU4687G7JwK4ZHtLu/KDq0kpUM9sHtie0bx/4RkROHbnMhoeeGCKN92gdyApvAb4YA1vmc3hyr2RyGywfUEi+Za2rdKz9gHHGN8Cadzj2twhmf0thcC9RSQpwabUupCq6p9KLtLBj6l66bDfc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745328781; c=relaxed/simple; bh=+ocsDpitN0NZRqhtHqG5YO+sNP1/StE8tsaDBe8XGgo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VTqXS+C0ZbV1ibVnHjlyi+JqEEeusmpJd8/J3RzWSld5LIdyks/OBABxNt5GiusT2oBkzDPm4hCYeN91X0RA7asLKjBFOli75qGriWYk6u2ooYVcGO/5D+w4mJ702PQZ2SFTTuc9R+g4btL65CVx3ouy0ZKlByquw0024zeDtOk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=JJHQyKsP; 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="JJHQyKsP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C2CCC4CEEC; Tue, 22 Apr 2025 13:33:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1745328780; bh=+ocsDpitN0NZRqhtHqG5YO+sNP1/StE8tsaDBe8XGgo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=JJHQyKsPRnj7fAl8AtRVnP+/A42fMZTMYg6b0fXYJkz4HBSXot4wrtSQWEdmdCkXG NIfhwvwB29fGLWvmiXC1MY7Rlgr4bu/gdrFVkUmXx4TyMNBvDcWLZkEHHAK2Yo6cJl bbvghjk7mLMVRBRW3wSsZh/fc9vHOmZTUwlDohtU= Date: Tue, 22 Apr 2025 15:32:58 +0200 From: Greg KH To: Hardik Gohil Cc: stable@vger.kernel.org, Peter Ujfalusi , Vinod Koul Subject: Re: [PATCH 1/3 v5.4.y] dmaengine: ti: edma: Add support for handling reserved channels Message-ID: <2025042246-hush-viable-35fa@gregkh> References: <20250416064325.1979211-1-hgohil@mvista.com> Precedence: bulk X-Mailing-List: stable@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: <20250416064325.1979211-1-hgohil@mvista.com> On Wed, Apr 16, 2025 at 06:43:25AM +0000, Hardik Gohil wrote: > From: Peter Ujfalusi > > Like paRAM slots, channels could be used by other cores and in this case > we need to make sure that the driver do not alter these channels. > > Handle the generic dma-channel-mask property to mark channels in a bitmap > which can not be used by Linux and convert the legacy rsv_chans if it is > provided by platform_data. > > Signed-off-by: Peter Ujfalusi > Link: https://lore.kernel.org/r/20191025073056.25450-4-peter.ujfalusi@ti.com > Signed-off-by: Vinod Koul > Signed-off-by: Hardik Gohil > --- > The patch [dmaengine: ti: edma: Add some null pointer checks to the edma_probe] fix for CVE-2024-26771 needs to be backported to v5.4.y kernel. > > patch 2/3 > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.235&id=2a03c1314506557277829562dd2ec5c11a6ea914 > patch 3/3 > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.10.y&id=c432094aa7c9970f2fa10d2305d550d3810657ce > > patch 2 and 3 are cleanly applicable to v5.4.y, build test was sucessful. I'm sorry, I have no idea what to do here :(