From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gabriel Krisman Bertazi Subject: Re: [PATCH v2 RESEND] sdhci: Ignore unexpected CARD_INT interrupts Date: Fri, 27 Jan 2017 17:20:20 -0200 Message-ID: <87wpdg9uob.fsf@dilma.collabora.co.uk> References: <20170116142342.21283-1-krisman@collabora.co.uk> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from bhuna.collabora.co.uk ([46.235.227.227]:33718 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751045AbdA0TU1 (ORCPT ); Fri, 27 Jan 2017 14:20:27 -0500 In-Reply-To: (Ulf Hansson's message of "Thu, 19 Jan 2017 21:37:30 +0100") Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson Cc: Adrian Hunter , "linux-mmc@vger.kernel.org" , Gustavo Padovan , Sjoerd Simons Ulf Hansson writes: > On 16 January 2017 at 15:23, Gabriel Krisman Bertazi > wrote: >> One of our kernelCI boxes hanged at boot because a faulty eSDHC device >> was triggering spurious CARD_INT interrupts for SD cards, causing CMD52 >> reads, which are not allowed for SD devices. This adds a sanity check >> to the interruption path, preventing that illegal command from getting >> sent if the CARD_INT interruption should be disabled. >> >> This quirk allows that particular machine to resume boot despite the >> faulty hardware, instead of getting hung dealing with thousands of >> mishandled interrupts. >> >> Suggested-by: Adrian Hunter >> Signed-off-by: Gabriel Krisman Bertazi >> CC: Ulf Hansson >> CC: linux-mmc@vger.kernel.org > > Thanks, applied for next with update commit msg header and by removing > the CCs from the changelog. Hi Ulf, Thanks for applying. Although, I saw it got queued to the next merge window, but I we believe it to be -rc material, since it fixes a hang in our kernelCI boxes[1], and is preventing us from testing other features in this box. Can you consider submitting it to Linus for the next -rc? it will be much appreciated! [1] Thanks. -- Gabriel Krisman Bertazi