summaryrefslogtreecommitdiff
path: root/drivers/ras/amd/fmpm.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-04-25 11:48:08 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-04-25 11:48:08 +0300
commitc04005ef3576893e2db315d9ea2cfa4cf88b2c05 (patch)
treec5f73e026486ef172ca5b0f48a34c67d6aa69c5e /drivers/ras/amd/fmpm.c
parentd15a6b92acfe1f4d7c3d4cf628a348deb7ad6eb3 (diff)
parentef4999852d307d38cfdecd91ed6892cc03beb9b8 (diff)
downloadlinux-rolling-lts.tar.xz
Merge v6.12.25linux-rolling-lts
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ras/amd/fmpm.c')
-rw-r--r--drivers/ras/amd/fmpm.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/ras/amd/fmpm.c b/drivers/ras/amd/fmpm.c
index 90de737fbc90..8877c6ff64c4 100644
--- a/drivers/ras/amd/fmpm.c
+++ b/drivers/ras/amd/fmpm.c
@@ -250,6 +250,13 @@ static bool rec_has_valid_entries(struct fru_rec *rec)
return true;
}
+/*
+ * Row retirement is done on MI300 systems, and some bits are 'don't
+ * care' for comparing addresses with unique physical rows. This
+ * includes all column bits and the row[13] bit.
+ */
+#define MASK_ADDR(addr) ((addr) & ~(MI300_UMC_MCA_ROW13 | MI300_UMC_MCA_COL))
+
static bool fpds_equal(struct cper_fru_poison_desc *old, struct cper_fru_poison_desc *new)
{
/*
@@ -258,7 +265,7 @@ static bool fpds_equal(struct cper_fru_poison_desc *old, struct cper_fru_poison_
*
* Also, order the checks from most->least likely to fail to shortcut the code.
*/
- if (old->addr != new->addr)
+ if (MASK_ADDR(old->addr) != MASK_ADDR(new->addr))
return false;
if (old->hw_id != new->hw_id)