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authorLinus Torvalds <torvalds@linux-foundation.org>2011-08-04 03:53:27 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-08-04 03:53:27 -0400
commitc0c770e610cc4cdcd66c7e939bdf89cc3e72f79d (patch)
tree7cf6807258fef2a85a2ff212f4f4eb6d9dc336c6 /Documentation
parenta9e4e6e14c322e08d1c615afc8f504fb415f9613 (diff)
parentd0e323b47057f4492b8fa22345f38d80a469bf8d (diff)
Merge branch 'apei-release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'apei-release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI, APEI, EINJ Param support is disabled by default APEI GHES: 32-bit buildfix ACPI: APEI build fix ACPI, APEI, GHES: Add hardware memory error recovery support HWPoison: add memory_failure_queue() ACPI, APEI, GHES, Error records content based throttle ACPI, APEI, GHES, printk support for recoverable error via NMI lib, Make gen_pool memory allocator lockless lib, Add lock-less NULL terminated single list Add Kconfig option ARCH_HAVE_NMI_SAFE_CMPXCHG ACPI, APEI, Add WHEA _OSC support ACPI, APEI, Add APEI bit support in generic _OSC call ACPI, APEI, GHES, Support disable GHES at boot time ACPI, APEI, GHES, Prevent GHES to be built as module ACPI, APEI, Use apei_exec_run_optional in APEI EINJ and ERST ACPI, APEI, Add apei_exec_run_optional ACPI, APEI, GHES, Do not ratelimit fatal error printk before panic ACPI, APEI, ERST, Fix erst-dbg long record reading issue ACPI, APEI, ERST, Prevent erst_dbg from loading if ERST is disabled
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/acpi/apei/einj.txt11
1 files changed, 9 insertions, 2 deletions
diff --git a/Documentation/acpi/apei/einj.txt b/Documentation/acpi/apei/einj.txt
index dfab71848dc8..5cc699ba5453 100644
--- a/Documentation/acpi/apei/einj.txt
+++ b/Documentation/acpi/apei/einj.txt
@@ -48,12 +48,19 @@ directory apei/einj. The following files are provided.
48- param1 48- param1
49 This file is used to set the first error parameter value. Effect of 49 This file is used to set the first error parameter value. Effect of
50 parameter depends on error_type specified. For memory error, this is 50 parameter depends on error_type specified. For memory error, this is
51 physical memory address. 51 physical memory address. Only available if param_extension module
52 parameter is specified.
52 53
53- param2 54- param2
54 This file is used to set the second error parameter value. Effect of 55 This file is used to set the second error parameter value. Effect of
55 parameter depends on error_type specified. For memory error, this is 56 parameter depends on error_type specified. For memory error, this is
56 physical memory address mask. 57 physical memory address mask. Only available if param_extension
58 module parameter is specified.
59
60Injecting parameter support is a BIOS version specific extension, that
61is, it only works on some BIOS version. If you want to use it, please
62make sure your BIOS version has the proper support and specify
63"param_extension=y" in module parameter.
57 64
58For more information about EINJ, please refer to ACPI specification 65For more information about EINJ, please refer to ACPI specification
59version 4.0, section 17.5. 66version 4.0, section 17.5.