Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753578AbYJ1VXI (ORCPT ); Tue, 28 Oct 2008 17:23:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753271AbYJ1VWt (ORCPT ); Tue, 28 Oct 2008 17:22:49 -0400 Received: from yw-out-2324.google.com ([74.125.46.30]:55244 "EHLO yw-out-2324.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754208AbYJ1VWr (ORCPT ); Tue, 28 Oct 2008 17:22:47 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=OzmLCIt5ezthC8tEzv69GleZ7Gz9uPnYONeO2vRAN9X7RLDEGseibjm/0ulvZVd84h MSZzWc60Tru92nzNem/8GoEEB+WoU/R2diH59tOd0eTNbH9X03gP7gbC1QLk5PA7sVTC I0eaGDdA1xxZsFQgKiO8rs6hDW/adIElnwUfg= Message-ID: <21a166410810281422r6638568au68af4e1367a04b87@mail.gmail.com> Date: Tue, 28 Oct 2008 19:22:45 -0200 From: "Matias Zabaljauregui" To: "Glauber Costa" Subject: Re: [PATCH] regression: vmalloc easily fail. Cc: "Avi Kivity" , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, aliguori@codemonkey.ws, npiggin@suse.de, "Jeremy Fitzhardinge" , "Krzysztof Helt" In-Reply-To: <20081028210947.GA4269@poweredge.glommer> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1225234513-3996-1-git-send-email-glommer@redhat.com> <49077E1A.5080105@redhat.com> <20081028210947.GA4269@poweredge.glommer> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 525 Lines: 15 hello, >> I'm guessing that the missing comment explains that this is intentional, >> to trap buffer overflows? yes, IIRC the pages between vmalloc areas are there for safety reasons. (like the interval inserted before the first area, defined by VMALLOC_OFFSET) regards Matias -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/