From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Luis R. Rodriguez" Subject: Re: [PATCH 0/4] firmware: fix fallback mechanism by ignoring SIGCHLD Date: Thu, 29 Jun 2017 19:29:53 +0200 Message-ID: <20170629172953.GN21846@wotan.suse.de> References: <20170614222017.14653-1-mcgrof@kernel.org> <20170629151442.GA4880@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20170629151442.GA4880-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Greg KH Cc: "Luis R. Rodriguez" , mfuzzey-mB3Nsq4MPf1BDgjK7y7TUQ@public.gmane.org, ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org, dmitry.torokhov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, wagi-kQCPcA+X3s7YtjvyW6yDsg@public.gmane.org, dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, jewalt-d4N2ExZK1jaSe5ORCPIMD9BPR1lH4CV8@public.gmane.org, rafal-g1n6cQUeyibVItvQsEIGlw@public.gmane.org, arend.vanspriel-dY08KVG/lbpWk0Htik3J/w@public.gmane.org, rjw-LthD3rsA81gm4RdzfppkhA@public.gmane.org, yi1.li-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, atull-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, moritz.fischer-+aYTwkv1SeIAvxtiuMwx3w@public.gmane.org, pmladek-IBi9RG/b67k@public.gmane.org, johannes.berg-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, emmanuel.grumbach-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, luciano.coelho-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, kvalo-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, luto-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org, keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, dhowells-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, alan-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, tytso-3s7WtUTddSA@public.gmane.org, mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, paul.gortmaker-CWA4WttNNZF54TAoqtyWWQ@public.gmane.org, mtosatti-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, mawilcox-0li6OtcxBFHby3iVrkZq2A@public.gmane.org, linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-api@vger.kernel.org On Thu, Jun 29, 2017 at 05:14:42PM +0200, Greg KH wrote: > On Wed, Jun 14, 2017 at 03:20:13PM -0700, Luis R. Rodriguez wrote: > > Martin reported an issue with Android where if sysfs is used to trigger a sync > > fw load which *relies* on the fallback mechanism and a background job completes > > while the trigger is ongoing in the foreground it will immediately fail the fw > > request. The issue can be observed in this simple test script using the > > test_firmware driver: > > Please respin this with the swait code removed. Sure thing. Luis