From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] dma-buf/sw_sync: Synchronize signal vs syncpt free Date: Thu, 15 Aug 2019 08:47:07 +0200 Message-ID: <20190815064707.GY7444@phenom.ffwll.local> References: <20190812154247.20508-1-chris@chris-wilson.co.uk> <20190812190548.450CF20684@mail.kernel.org> <20190814172415.GN7444@phenom.ffwll.local> <20190815014641.GB31807@sasha-vm> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20190815014641.GB31807@sasha-vm> Sender: stable-owner@vger.kernel.org To: Sasha Levin Cc: Daniel Vetter , Chris Wilson , dri-devel@lists.freedesktop.org, Gustavo Padovan , intel-gfx@lists.freedesktop.org, stable@vger.kernel.org, Christian =?iso-8859-1?Q?K=F6nig?= , Sean Paul List-Id: dri-devel@lists.freedesktop.org On Wed, Aug 14, 2019 at 09:46:41PM -0400, Sasha Levin wrote: > On Wed, Aug 14, 2019 at 07:24:15PM +0200, Daniel Vetter wrote: > > Hi Sasha, > > > > On Mon, Aug 12, 2019 at 07:05:47PM +0000, Sasha Levin wrote: > > > Hi, > > > > > > [This is an automated email] > > > > > > This commit has been processed because it contains a "Fixes:" tag, > > > fixing commit: d3862e44daa7 dma-buf/sw-sync: Fix locking around sync_timeline lists. > > > > > > The bot has tested the following trees: v5.2.8, v4.19.66, v4.14.138, v4.9.189. > > > > > > v5.2.8: Build OK! > > > v4.19.66: Build OK! > > > v4.14.138: Build OK! > > > v4.9.189: Failed to apply! Possible dependencies: > > > Unable to calculate > > > > > > > > > NOTE: The patch will not be queued to stable trees until it is upstream. > > > > > > How should we proceed with this patch? > > > > The backporting instruction has an explicit # v4.14+ in there, so failure > > to apply to older kernels is expected. > > > > Can you perhaps teach this trick to your script perhaps? Iirc we're using > > the official format even. > > Hey Daniel, > > The script knows how to read stable tags :) > > It tested out 4.9 because the commit also has a fixes tag pointing to > d3862e44daa7 ("dma-buf/sw-sync: Fix locking around sync_timeline > lists."), which was backported to 4.9. Ah makes sense, might be good to add a bit of output explaining that. > Should this not be backported to 4.9, even though the commit it fixes is > there? I guess it might actually be needed there. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch