From mboxrd@z Thu Jan 1 00:00:00 1970 From: Toshi Kani Subject: [PATCH v3 0/5] enable ghes_edac on selected platforms Date: Fri, 18 Aug 2017 13:46:39 -0600 Message-ID: <20170818194644.14538-1-toshi.kani@hpe.com> Return-path: Received: from g2t2353.austin.hpe.com ([15.233.44.26]:32864 "EHLO g2t2353.austin.hpe.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751173AbdHRT4e (ORCPT ); Fri, 18 Aug 2017 15:56:34 -0400 Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: rjw@rjwysocki.net, bp@alien8.de Cc: mchehab@kernel.org, tony.luck@intel.com, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org The ghes_edac driver was introduced in 2013 [1], but it has not been enabled by any distro yet. This is because the driver obtains error info from firmware interfaces, which are not properly implemented on many platforms. To get out from this situation, add a platform check to selectively enable the driver on the platforms that are known to have proper firmware implementation. Platform vendors can add their platforms to the list when they support ghes_edac. Patch 1-2 introduces a common function for platform check. Patch 3 introduces platform check to ghes_edac. Patch 4-5 optimizes regular edac driver's init code when ghes_edac is used. v3: - Change struct & func names to "platform" from "oem" (patch 1) - Drop a patch that checks OSC APEI bit (remove v2 patch 3) - Drop a patch that avoids multiple calls to dmi_walk() (remove v2 patch 4) - Change parameter name to ghes_edac.force_load (patch 3) - Change function to edac_get_owner() (patch 4) - Change edac_mc_owner to const char * (patch 4) - Change to call edac_get_owner() at the beginning (patch 5) - Remove ".c" from mod_name (patch 5) v2: - Address review comments (patch 1) - Add OSC APEI check (patch 3) - Avoid multiple dmi_walk (patch 4) - Add EDAC MC owner check (patch 6,7) --- Toshi Kani (5): 1/5 ACPI / blacklist: add acpi_match_platform_list() 2/5 intel_pstate: convert to use acpi_match_platform_list() 3/5 ghes_edac: add platform check to enable ghes_edac 4/5 EDAC: add edac_get_owner() to check MC owner 5/5 edac drivers: add MC owner check in init --- drivers/acpi/blacklist.c | 83 +++++++----------------------------------- drivers/acpi/utils.c | 40 ++++++++++++++++++++ drivers/cpufreq/intel_pstate.c | 64 +++++++++++++------------------- drivers/edac/amd64_edac.c | 5 +++ drivers/edac/edac_mc.c | 7 +++- drivers/edac/edac_mc.h | 8 ++++ drivers/edac/ghes_edac.c | 28 +++++++++++--- drivers/edac/pnd2_edac.c | 9 ++++- drivers/edac/sb_edac.c | 9 ++++- drivers/edac/skx_edac.c | 8 +++- include/linux/acpi.h | 19 ++++++++++ 11 files changed, 162 insertions(+), 118 deletions(-)