From patchwork Wed Jul 20 22:02:01 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Per Forlin X-Patchwork-Id: 993192 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter2.kernel.org (8.14.4/8.14.4) with ESMTP id p6KM2vc3005149 for ; Wed, 20 Jul 2011 22:02:58 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751819Ab1GTWC2 (ORCPT ); Wed, 20 Jul 2011 18:02:28 -0400 Received: from mail-fx0-f52.google.com ([209.85.161.52]:46171 "EHLO mail-fx0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752182Ab1GTWC1 (ORCPT ); Wed, 20 Jul 2011 18:02:27 -0400 Received: by mail-fx0-f52.google.com with SMTP id 18so2327443fxd.11 for ; Wed, 20 Jul 2011 15:02:26 -0700 (PDT) Received: by 10.223.6.198 with SMTP id a6mr899426faa.128.1311199346146; Wed, 20 Jul 2011 15:02:26 -0700 (PDT) Received: from localhost.localdomain (c-3c7b71d5.029-82-6c756e10.cust.bredbandsbolaget.se [213.113.123.60]) by mx.google.com with ESMTPS id d6sm967836fak.10.2011.07.20.15.02.23 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 20 Jul 2011 15:02:25 -0700 (PDT) From: Per Forlin To: linaro-dev@lists.linaro.org, Nicolas Pitre , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-doc@vger.kernel.org, Venkatraman S , Linus Walleij , Kyungmin Park , Arnd Bergmann , Sourav Poddar , Chris Ball , Akinobu Mita , J Freyensee Cc: Randy Dunlap , Per Forlin Subject: [PATCH v3 3/3] fault injection: add documentation on MMC IO fault injection Date: Thu, 21 Jul 2011 00:02:01 +0200 Message-Id: <1311199321-4618-4-git-send-email-per.forlin@linaro.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1311199321-4618-1-git-send-email-per.forlin@linaro.org> References: <1311199321-4618-1-git-send-email-per.forlin@linaro.org> Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Wed, 20 Jul 2011 22:02:58 +0000 (UTC) Add description on how to enable random fault injection for MMC IO Signed-off-by: Per Forlin --- Documentation/fault-injection/fault-injection.txt | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/Documentation/fault-injection/fault-injection.txt b/Documentation/fault-injection/fault-injection.txt index 7be15e4..27eede4 100644 --- a/Documentation/fault-injection/fault-injection.txt +++ b/Documentation/fault-injection/fault-injection.txt @@ -21,6 +21,11 @@ o fail_make_request /sys/block//make-it-fail or /sys/block///make-it-fail. (generic_make_request()) +o fail_mmc_request + + injects MMC data errors on devices permitted by setting + /sys/kernel/debug/mmc0/make-it-fail + Configure fault-injection capabilities behavior -----------------------------------------------