Messages in this thread Patch in this message | | | From | "Chen, Gong" <> | Subject | [PATCH v2 7/9] ACPI, APEI, CPER: Enhance memory reporting capability | Date | Wed, 16 Oct 2013 10:56:04 -0400 |
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After H/W error happens under FFM enabled mode, lots of information are shown but some important parts like DIMM location missed. This patch is used to show these extra fileds.
Original-author: Tony Luck <tony.luck@intel.com> Signed-off-by: Chen, Gong <gong.chen@linux.intel.com> Acked-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> --- drivers/acpi/apei/cper.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/drivers/acpi/apei/cper.c b/drivers/acpi/apei/cper.c index 946ef52..b1a8a55 100644 --- a/drivers/acpi/apei/cper.c +++ b/drivers/acpi/apei/cper.c @@ -28,6 +28,7 @@ #include <linux/module.h> #include <linux/time.h> #include <linux/cper.h> +#include <linux/dmi.h> #include <linux/acpi.h> #include <linux/pci.h> #include <linux/aer.h> @@ -210,6 +211,8 @@ static void cper_print_mem(const char *pfx, const struct cper_sec_mem_err *mem) printk("%s""card: %d\n", pfx, mem->card); if (mem->validation_bits & CPER_MEM_VALID_MODULE) printk("%s""module: %d\n", pfx, mem->module); + if (mem->validation_bits & CPER_MEM_VALID_RANK_NUMBER) + printk("%s""rank: %d\n", pfx, mem->rank); if (mem->validation_bits & CPER_MEM_VALID_BANK) printk("%s""bank: %d\n", pfx, mem->bank); if (mem->validation_bits & CPER_MEM_VALID_DEVICE) @@ -232,6 +235,15 @@ static void cper_print_mem(const char *pfx, const struct cper_sec_mem_err *mem) etype < ARRAY_SIZE(cper_mem_err_type_strs) ? cper_mem_err_type_strs[etype] : "unknown"); } + if (mem->validation_bits & CPER_MEM_VALID_MODULE_HANDLE) { + const char *bank = NULL, *device = NULL; + dmi_memdev_name(mem->mem_dev_handle, &bank, &device); + if (bank != NULL && device != NULL) + printk("%s""DIMM location: %s %s", pfx, bank, device); + else + printk("%s""DIMM DMI handle: 0x%.4x", + pfx, mem->mem_dev_handle); + } } static const char *cper_pcie_port_type_strs[] = { -- 1.8.4.rc3
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