[PATCH v2] EDAC, ghes: use CPER module handles to locate DIMMs

On Thu, 2018-08-30 at 18:37 +0000, Fan Wu wrote:

For platforms whose firmwares provide valid module handles
(SMBIOS type 17) in error records, this patch uses the module
handles to locate corresponding DIMMs and enables per-DIMM
error counter update.

Signed-off-by: Fan Wu <redacted>

Tested on an HPE x86 server. It turns out that mem_err->mem_dev_handle
was set to  0 with this FW, and get_dimm_smbios_index() returned -1. But
the code handles this case fine. dimm->smbios_handle's were initialized
properly. So:

Tested-by: Toshi Kani <redacted>

Thanks,
-Toshi