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List:       linux-doc
Subject:    [PATCH v4 3/3] fault injection: add documentation on MMC IO fault injection
From:       Per Forlin <per.forlin () linaro ! org>
Date:       2011-07-26 20:11:59
Message-ID: 1311711119-6286-4-git-send-email-per.forlin () linaro ! org
[Download RAW message or body]

Add description on how to enable random fault injection
for MMC IO

Signed-off-by: Per Forlin <per.forlin@linaro.org>
---
 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/<device>/make-it-fail or
   /sys/block/<device>/<partition>/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
 -----------------------------------------------
 
-- 
1.7.4.1

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