summaryrefslogtreecommitdiffstats
path: root/Documentation
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2013-06-19 13:54:04 +0200
committerIngo Molnar <mingo@kernel.org>2013-06-19 13:54:04 +0200
commitd908e1ebbc66a4a44469f27dcfb1f2f46144c4bf (patch)
tree8a7bc06b20147379cd3f4dcf26abda4afad6101d /Documentation
parent2e7e98b85d2b4a085296cad42d0247d4dd3d5778 (diff)
parentace3647afb3eca214f6da5d653ad116ff77545b6 (diff)
downloadlinux-d908e1ebbc66a4a44469f27dcfb1f2f46144c4bf.tar.gz
linux-d908e1ebbc66a4a44469f27dcfb1f2f46144c4bf.tar.xz
Merge tag 'please-pull-einj' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras into x86/ras
Pull miscellaneous fixes for ACPI EINJ (error injection) code, from Tony Luck. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/acpi/apei/einj.txt9
1 files changed, 7 insertions, 2 deletions
diff --git a/Documentation/acpi/apei/einj.txt b/Documentation/acpi/apei/einj.txt
index e20b6daaced4..a58b63da1a36 100644
--- a/Documentation/acpi/apei/einj.txt
+++ b/Documentation/acpi/apei/einj.txt
@@ -47,11 +47,16 @@ directory apei/einj. The following files are provided.
- param1
This file is used to set the first error parameter value. Effect of
- parameter depends on error_type specified.
+ parameter depends on error_type specified. For example, if error
+ type is memory related type, the param1 should be a valid physical
+ memory address.
- param2
This file is used to set the second error parameter value. Effect of
- parameter depends on error_type specified.
+ parameter depends on error_type specified. For example, if error
+ type is memory related type, the param2 should be a physical memory
+ address mask. Linux requires page or narrower granularity, say,
+ 0xfffffffffffff000.
- notrigger
The EINJ mechanism is a two step process. First inject the error, then