From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pranavkumar Sawargaonkar Subject: Re: [PATCH] xen: arm: X-Gene Storm check GIC DIST address for EOI quirk Date: Mon, 13 Apr 2015 11:42:08 +0530 Message-ID: References: <1428310441-5412-1-git-send-email-pranavkumar@linaro.org> <20150408082847.GB4715@cbox> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20150408082847.GB4715@cbox> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Christoffer Dall Cc: "patches@apm.com" , Stefano Stabellini , xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org On 8 April 2015 at 13:58, Christoffer Dall wrote: > Hi Pranav, > > On Mon, Apr 06, 2015 at 02:24:01PM +0530, Pranavkumar Sawargaonkar wrote: >> In old X-Gene Storm firmware and DT, secure mode addresses have been >> mentioned in GICv2 node. In this case maintenance interrupt is used >> instead of EOI HW method. >> >> This patch checks the GIC Distributor Base Address to enable EOI quirk >> for old firmware. >> >> Ref: >> http://lists.xen.org/archives/html/xen-devel/2014-07/msg01263.html >> >> Signed-off-by: Pranavkumar Sawargaonkar > > I have tested this on the m400 cluster and can confirm that it prevents > the issue with ab trashing the machine: > > Tested-by: Christoffer Dall Thanks Christoffer for cross checking. will sent out a new revision of the patch with comments addressed. Thanks, Pranav