Commit fbe63acf authored Mar 20, 2017 by Yazen Ghannam Committed by Borislav Petkov Jul 17, 2017

EDAC, mce_amd: Use cpu_to_node() to find the node ID

Using the homegrown amd_get_nb_id() to find a node ID on AMD was fine
while the L3 to node mapping was 1:1. And Zen topology broke this. So
let's start slowly moving away from it and use the topology interfaces
instead.

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Cc: x86-ml <x86@kernel.org>
Link: http://lkml.kernel.org/r/1490041614-90057-2-git-send-email-Yazen.Ghannam@amd.com

[ Massage commit message. ]
Signed-off-by: Borislav Petkov <bp@suse.de>

parent 5771a8c0

drivers/edac/mce_amd.c

+1 −5

Original line number	Diff line number	Diff line
		@@ -878,12 +878,8 @@ static void decode_smca_errors(struct mce *m)
		pr_cont("%s.\n", smca_mce_descs[bank_type].descs[xec]);
		}

		/*
		* amd_get_nb_id() returns the last level cache id.
		* The last level cache on Fam17h is 1 level below the node.
		*/
		if (bank_type == SMCA_UMC && xec == 0 && decode_dram_ecc)
		decode_dram_ecc(amd_get_nb_id(m->extcpu) >> 1, m);
		decode_dram_ecc(cpu_to_node(m->extcpu), m);
		}

		static inline void amd_decode_err_code(u16 ec)

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