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yaml --- r: 298057 b: refs/heads/master c: 6ef19ab h: refs/heads/master i: 298055: d8ef406 v: v3
git-mirror · Mar 30, 2012 · a23f07c · a23f07c
1 parent c0f0c59
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diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
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-refs/heads/master: ee49089dc7d9fc78db51e18f4fba68e88edc49a4
+refs/heads/master: 6ef19ab7fa1535d35006535dba6c407dad2d845c
diff --git a/trunk/Documentation/acpi/apei/einj.txt b/trunk/Documentation/acpi/apei/einj.txt
@@ -53,6 +53,14 @@ directory apei/einj. The following files are provided.
   This file is used to set the second error parameter value. Effect of
   parameter depends on error_type specified.
 
+- notrigger
+  The EINJ mechanism is a two step process. First inject the error, then
+  perform some actions to trigger it. Setting "notrigger" to 1 skips the
+  trigger phase, which *may* allow the user to cause the error in some other
+  context by a simple access to the cpu, memory location, or device that is
+  the target of the error injection. Whether this actually works depends
+  on what operations the BIOS actually includes in the trigger phase.
+
 BIOS versions based in the ACPI 4.0 specification have limited options
 to control where the errors are injected.  Your BIOS may support an
 extension (enabled with the param_extension=1 module parameter, or