From: Borislav Petkov <borislav.petkov@amd.com>
Add decoder for FP MCEs.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
---
drivers/edac/mce_amd.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 44 insertions(+), 0 deletions(-)
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index afda6de5..c14abe3 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -692,6 +692,46 @@ wrong_fr_mce:
pr_emerg(HW_ERR "Corrupted FR MCE info?\n");
}
+static void amd_decode_fp_mce(struct mce *m)
+{
+ u8 xec = (m->status >> 16) & xec_mask;
+
+ pr_emerg(HW_ERR "Floating Point Unit Error: ");
+
+ switch (xec) {
+ case 0x1:
+ pr_cont("Free List");
+ break;
+
+ case 0x2:
+ pr_cont("Physical Register File");
+ break;
+
+ case 0x3:
+ pr_cont("Retire Queue");
+ break;
+
+ case 0x4:
+ pr_cont("Scheduler table");
+ break;
+
+ case 0x5:
+ pr_cont("Status Register File");
+ break;
+
+ default:
+ goto wrong_fp_mce;
+ break;
+ }
+
+ pr_cont(" parity error.\n");
+
+ return;
+
+wrong_fp_mce:
+ pr_emerg(HW_ERR "Corrupted FP MCE info?\n");
+}
+
static inline void amd_decode_err_code(u16 ec)
{
if (TLB_ERROR(ec)) {
@@ -777,6 +817,10 @@ int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data)
amd_decode_fr_mce(m);
break;
+ case 6:
+ amd_decode_fp_mce(m);
+ break;
+
default:
break;
}
--
1.7.3.1.50.g1e633
--
