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>
Este cometimento está contido em:

cometido por
Tony Luck

ascendente
dd6dad4288
cometimento
147de14772
@@ -419,7 +419,7 @@ static void ghes_handle_memory_failure(struct acpi_generic_data *gdata, int sev)
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if (sec_sev == GHES_SEV_CORRECTED &&
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(gdata->flags & CPER_SEC_ERROR_THRESHOLD_EXCEEDED) &&
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(mem_err->validation_bits & CPER_MEM_VALID_PHYSICAL_ADDRESS)) {
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(mem_err->validation_bits & CPER_MEM_VALID_PA)) {
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pfn = mem_err->physical_addr >> PAGE_SHIFT;
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if (pfn_valid(pfn))
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memory_failure_queue(pfn, 0, MF_SOFT_OFFLINE);
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@@ -430,7 +430,7 @@ static void ghes_handle_memory_failure(struct acpi_generic_data *gdata, int sev)
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}
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if (sev == GHES_SEV_RECOVERABLE &&
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sec_sev == GHES_SEV_RECOVERABLE &&
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mem_err->validation_bits & CPER_MEM_VALID_PHYSICAL_ADDRESS) {
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mem_err->validation_bits & CPER_MEM_VALID_PA) {
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pfn = mem_err->physical_addr >> PAGE_SHIFT;
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memory_failure_queue(pfn, 0, 0);
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}
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