From patchwork Thu Jun 27 19:58:39 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Grall X-Patchwork-Id: 18175 Return-Path: X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-qa0-f70.google.com (mail-qa0-f70.google.com [209.85.216.70]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id 296A625E0D for ; Thu, 27 Jun 2013 19:58:46 +0000 (UTC) Received: by mail-qa0-f70.google.com with SMTP id cr7sf132460qab.5 for ; Thu, 27 Jun 2013 12:58:45 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:x-beenthere:x-forwarded-to:x-forwarded-for :delivered-to:from:to:cc:subject:date:message-id:x-mailer :x-gm-message-state:x-original-sender :x-original-authentication-results:precedence:mailing-list:list-id :x-google-group-id:list-post:list-help:list-archive:list-unsubscribe; bh=ujpGQzOo9W6WO5MsqtbPFZqu8OdDMk7oMSkUXCR0DEw=; b=H3/p683fC5BIknpYadfaDAlCMEApDXlZYokYUY1bCwDqKjgQqblniXvogEwjeenj4b l6Pi1CjeMRp8EzpBa/Gz5lDff21SEEBGuW6XoKSTLr2njprow9BpA0McSOlvjdCM1xeN 22SWEz31eiZA21A8Dm7yxoRPzO460S4xtWyglmrcTAZEUE1N+WXcC6gkQTdQ5iDK7i1O kg+j2lYyhoxyRBh0ZPdAyVVJ/WfTAoXj/rosAkiI24AjlIW5vd6DEkONSgzMgiHwKTC6 3KPt5y7TM+KrWj54O+M7lnyfRMRZqgZWUCcNs+IoIlRk7PYGh8avzsIQzuZ70t+YnHVY LO3g== X-Received: by 10.236.14.233 with SMTP id d69mr5522415yhd.51.1372363125744; Thu, 27 Jun 2013 12:58:45 -0700 (PDT) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.49.25.164 with SMTP id d4ls964565qeg.34.gmail; Thu, 27 Jun 2013 12:58:45 -0700 (PDT) X-Received: by 10.58.237.105 with SMTP id vb9mr4342679vec.2.1372363125517; Thu, 27 Jun 2013 12:58:45 -0700 (PDT) Received: from mail-vc0-f177.google.com (mail-vc0-f177.google.com [209.85.220.177]) by mx.google.com with ESMTPS id tv2si1183256vcb.37.2013.06.27.12.58.45 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 27 Jun 2013 12:58:45 -0700 (PDT) Received-SPF: neutral (google.com: 209.85.220.177 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) client-ip=209.85.220.177; Received: by mail-vc0-f177.google.com with SMTP id hv10so447101vcb.22 for ; Thu, 27 Jun 2013 12:58:45 -0700 (PDT) X-Received: by 10.52.120.77 with SMTP id la13mr3546281vdb.23.1372363125407; Thu, 27 Jun 2013 12:58:45 -0700 (PDT) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patches@linaro.org Received: by 10.58.165.8 with SMTP id yu8csp162703veb; Thu, 27 Jun 2013 12:58:44 -0700 (PDT) X-Received: by 10.194.1.226 with SMTP id 2mr7439940wjp.91.1372363124321; Thu, 27 Jun 2013 12:58:44 -0700 (PDT) Received: from mail-wg0-f48.google.com (mail-wg0-f48.google.com [74.125.82.48]) by mx.google.com with ESMTPS id eh7si1603675wib.7.2013.06.27.12.58.43 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 27 Jun 2013 12:58:44 -0700 (PDT) Received-SPF: neutral (google.com: 74.125.82.48 is neither permitted nor denied by best guess record for domain of julien.grall@linaro.org) client-ip=74.125.82.48; Received: by mail-wg0-f48.google.com with SMTP id f11so920445wgh.15 for ; Thu, 27 Jun 2013 12:58:43 -0700 (PDT) X-Received: by 10.180.10.168 with SMTP id j8mr202813wib.15.1372363123143; Thu, 27 Jun 2013 12:58:43 -0700 (PDT) Received: from belegaer.uk.xensource.com. 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[46.33.159.2]) by mx.google.com with ESMTPSA id b9sm8639108wik.5.2013.06.27.12.58.41 for (version=TLSv1.2 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 27 Jun 2013 12:58:42 -0700 (PDT) From: Julien Grall To: xen-devel@lists.xen.org Cc: ian.campbell@citrix.com, Stefano.Stabellini@eu.citrix.com, patches@linaro.org, Julien Grall Subject: [PATCH] xen/arm: Zeroed vgic ranks during the initialization Date: Thu, 27 Jun 2013 20:58:39 +0100 Message-Id: <1372363119-29034-1-git-send-email-julien.grall@linaro.org> X-Mailer: git-send-email 1.7.10.4 X-Gm-Message-State: ALoCoQnJbaIvgKyH00xBcD5draNFcpFKB3UY1heRFHk3eb32ew8mHZLDcA5cxGDDIeOH6mq2TwpM X-Original-Sender: julien.grall@linaro.org X-Original-Authentication-Results: mx.google.com; spf=neutral (google.com: 209.85.220.177 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Precedence: list Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org List-ID: X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , vgic_rank contains data which inform the guest if an IRQ is enabled/actived/pending... The structure must be zeroed otherwise the guest can retrieve wrong GIC state. Signed-off-by: Julien Grall Acked-by: Stefano Stabellini --- xen/arch/arm/vgic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/arch/arm/vgic.c b/xen/arch/arm/vgic.c index 7eaccb7..2e4b11f 100644 --- a/xen/arch/arm/vgic.c +++ b/xen/arch/arm/vgic.c @@ -88,7 +88,7 @@ int domain_vgic_init(struct domain *d) d->arch.vgic.nr_lines = 0; /* We don't need SPIs for the guest */ d->arch.vgic.shared_irqs = - xmalloc_array(struct vgic_irq_rank, DOMAIN_NR_RANKS(d)); + xzalloc_array(struct vgic_irq_rank, DOMAIN_NR_RANKS(d)); d->arch.vgic.pending_irqs = xzalloc_array(struct pending_irq, d->arch.vgic.nr_lines); for (i=0; iarch.vgic.nr_lines; i++)