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authorChen, Gong <gong.chen@linux.intel.com>2013-10-18 23:30:13 +0200
committerTony Luck <tony.luck@intel.com>2013-10-23 19:10:20 +0200
commit147de14772ed897727dba7353916b02d1e0f17f4 (patch)
tree7643b3c62c1b6ad149f36d573409b6f2d6761dc7 /drivers/edac
parentDMI: Parse memory device (type 17) in SMBIOS (diff)
downloadlinux-147de14772ed897727dba7353916b02d1e0f17f4.tar.xz
linux-147de14772ed897727dba7353916b02d1e0f17f4.zip
ACPI, APEI, CPER: Add UEFI 2.4 support for memory error
In latest UEFI spec(by now it is 2.4) memory error definition for CPER (UEFI 2.4 Appendix N Common Platform Error Record) adds some new fields. These fields help people to locate memory error to an actual DIMM location. Original-author: Tony Luck <tony.luck@intel.com> Signed-off-by: Chen, Gong <gong.chen@linux.intel.com> Reviewed-by: Borislav Petkov <bp@suse.de> Reviewed-by: Mauro Carvalho Chehab <m.chehab@samsung.com> Acked-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'drivers/edac')
-rw-r--r--drivers/edac/ghes_edac.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
index bb534670ec02..0ad797b9db65 100644
--- a/drivers/edac/ghes_edac.c
+++ b/drivers/edac/ghes_edac.c
@@ -297,15 +297,14 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
}
/* Error address */
- if (mem_err->validation_bits & CPER_MEM_VALID_PHYSICAL_ADDRESS) {
+ if (mem_err->validation_bits & CPER_MEM_VALID_PA) {
e->page_frame_number = mem_err->physical_addr >> PAGE_SHIFT;
e->offset_in_page = mem_err->physical_addr & ~PAGE_MASK;
}
/* Error grain */
- if (mem_err->validation_bits & CPER_MEM_VALID_PHYSICAL_ADDRESS_MASK) {
+ if (mem_err->validation_bits & CPER_MEM_VALID_PA_MASK)
e->grain = ~(mem_err->physical_addr_mask & ~PAGE_MASK);
- }
/* Memory error location, mapped on e->location */
p = e->location;