From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755115AbZD2LFW (ORCPT ); Wed, 29 Apr 2009 07:05:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752135AbZD2LFE (ORCPT ); Wed, 29 Apr 2009 07:05:04 -0400 Received: from hera.kernel.org ([140.211.167.34]:49806 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750918AbZD2LFB (ORCPT ); Wed, 29 Apr 2009 07:05:01 -0400 Date: Wed, 29 Apr 2009 11:04:27 GMT From: tip-bot for Stuart Bennett To: linux-tip-commits@vger.kernel.org Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, rostedt@goodmis.org, pq@iki.fi, stuart@freedesktop.org, tglx@linutronix.de, mingo@elte.hu Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, rostedt@goodmis.org, pq@iki.fi, stuart@freedesktop.org, tglx@linutronix.de, mingo@elte.hu In-Reply-To: <1240946271-7083-2-git-send-email-stuart@freedesktop.org> References: <1240946271-7083-2-git-send-email-stuart@freedesktop.org> Subject: [tip:tracing/urgent] tracing: x86, mmiotrace: fix range test Message-ID: Git-Commit-ID: 33015c85995716d03f6293346cf05a1908b0fb9a X-Mailer: tip-git-log-daemon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.0 (hera.kernel.org [127.0.0.1]); Wed, 29 Apr 2009 11:04:29 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 33015c85995716d03f6293346cf05a1908b0fb9a Gitweb: http://git.kernel.org/tip/33015c85995716d03f6293346cf05a1908b0fb9a Author: Stuart Bennett AuthorDate: Tue, 28 Apr 2009 20:17:48 +0100 Committer: Ingo Molnar CommitDate: Wed, 29 Apr 2009 11:32:22 +0200 tracing: x86, mmiotrace: fix range test Matching on (addr == (p->addr + p->len)) causes problems when mappings are adjacent. [ Impact: fix mmiotrace confusion on adjacent iomaps ] Signed-off-by: Stuart Bennett Acked-by: Pekka Paalanen Cc: Steven Rostedt LKML-Reference: <1240946271-7083-2-git-send-email-stuart@freedesktop.org> Signed-off-by: Ingo Molnar --- arch/x86/mm/kmmio.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c index 4f115e0..50dc802 100644 --- a/arch/x86/mm/kmmio.c +++ b/arch/x86/mm/kmmio.c @@ -87,7 +87,7 @@ static struct kmmio_probe *get_kmmio_probe(unsigned long addr) { struct kmmio_probe *p; list_for_each_entry_rcu(p, &kmmio_probes, list) { - if (addr >= p->addr && addr <= (p->addr + p->len)) + if (addr >= p->addr && addr < (p->addr + p->len)) return p; } return NULL;