From patchwork Tue Aug 9 09:47:48 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Per Forlin X-Patchwork-Id: 1048712 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p799mf2e020717 for ; Tue, 9 Aug 2011 09:48:42 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753023Ab1HIJsS (ORCPT ); Tue, 9 Aug 2011 05:48:18 -0400 Received: from mail-ew0-f46.google.com ([209.85.215.46]:50597 "EHLO mail-ew0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752993Ab1HIJsQ (ORCPT ); Tue, 9 Aug 2011 05:48:16 -0400 Received: by mail-ew0-f46.google.com with SMTP id 4so994250ewy.19 for ; Tue, 09 Aug 2011 02:48:16 -0700 (PDT) Received: by 10.14.2.36 with SMTP id 36mr1939645eee.134.1312883295725; Tue, 09 Aug 2011 02:48:15 -0700 (PDT) Received: from localhost.localdomain (c-c37f71d5.029-82-6c756e10.cust.bredbandsbolaget.se [213.113.127.195]) by mx.google.com with ESMTPS id r5sm2925796eef.36.2011.08.09.02.48.14 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 09 Aug 2011 02:48:15 -0700 (PDT) From: Per Forlin To: Akinobu Mita , akpm@linux-foundation.org, Linus Walleij , linux-kernel@vger.kernel.org, Randy Dunlap , Chris Ball Cc: linux-doc@vger.kernel.org, linux-mmc@vger.kernel.org, linaro-dev@lists.linaro.org, linux-mm@kvack.org, Per Forlin Subject: [PATCH --mmotm v6 3/3] fault injection: add documentation on MMC IO fault injection Date: Tue, 9 Aug 2011 11:47:48 +0200 Message-Id: <1312883268-4342-4-git-send-email-per.forlin@linaro.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1312883268-4342-1-git-send-email-per.forlin@linaro.org> References: <1312883268-4342-1-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 (demeter1.kernel.org [140.211.167.41]); Tue, 09 Aug 2011 09:48:42 +0000 (UTC) Add description on how to enable random fault injection for MMC IO Signed-off-by: Per Forlin Acked-by: Akinobu Mita --- 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 82a5d25..10571df 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 + debugfs entries under /sys/kernel/debug/mmc0/fail_mmc_request + Configure fault-injection capabilities behavior -----------------------------------------------