From: Borislav Petkov Date: Fri, 18 May 2018 11:13:31 +0000 (+0200) Subject: EDAC, ghes: Make platform-based whitelisting x86-only X-Git-Tag: v4.18-rc1~122^2 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=eaa3a1d46cfdbf1af50311e7a22f5d38c0418b56;p=linux.git EDAC, ghes: Make platform-based whitelisting x86-only ARM machines all have DMI tables so if they request hw error reporting through GHES, then the driver should be able to detect DIMMs and report errors successfully (famous last words :)). Make the platform-based list x86-specific so that ghes_edac can load on ARM. Reported-by: Qiang Zheng Signed-off-by: Borislav Petkov Reviewed-by: James Morse Tested-by: James Morse Tested-by: Qiang Zheng Link: https://lkml.kernel.org/r/1526039543-180996-1-git-send-email-zhengqiang10@huawei.com --- diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c index 863fbf3db29f..473aeec4b1da 100644 --- a/drivers/edac/ghes_edac.c +++ b/drivers/edac/ghes_edac.c @@ -440,12 +440,16 @@ int ghes_edac_register(struct ghes *ghes, struct device *dev) struct mem_ctl_info *mci; struct edac_mc_layer layers[1]; struct ghes_edac_dimm_fill dimm_fill; - int idx; + int idx = -1; - /* Check if safe to enable on this system */ - idx = acpi_match_platform_list(plat_list); - if (!force_load && idx < 0) - return -ENODEV; + if (IS_ENABLED(CONFIG_X86)) { + /* Check if safe to enable on this system */ + idx = acpi_match_platform_list(plat_list); + if (!force_load && idx < 0) + return -ENODEV; + } else { + idx = 0; + } /* * We have only one logical memory controller to which all DIMMs belong.