[PATCH 6/6] powerpc/64s: POWER8 add missing machine check definitions
From: Nicholas Piggin <npiggin@gmail.com>
Date: 2017-03-14 12:37:20
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
POWER8 uses bit 36 in SRR1 like POWER9 for i-side machine checks, and contains several conditions for link timeouts that are not currently handled. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> --- arch/powerpc/kernel/mce_power.c | 26 +++++++++++++++++++------- 1 file changed, 19 insertions(+), 7 deletions(-)
diff --git a/arch/powerpc/kernel/mce_power.c b/arch/powerpc/kernel/mce_power.c
index 95ed9d85ebcf..736530219bc3 100644
--- a/arch/powerpc/kernel/mce_power.c
+++ b/arch/powerpc/kernel/mce_power.c@@ -184,27 +184,33 @@ static const struct mce_ierror_table mce_p7_ierror_table[] = { { 0, 0, 0, 0, 0, 0 } }; static const struct mce_ierror_table mce_p8_ierror_table[] = { -{ 0x00000000001c0000, 0x0000000000040000, true, +{ 0x00000000081c0000, 0x0000000000040000, true, MCE_ERROR_TYPE_UE, MCE_UE_ERROR_IFETCH, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, -{ 0x00000000001c0000, 0x0000000000080000, true, +{ 0x00000000081c0000, 0x0000000000080000, true, MCE_ERROR_TYPE_SLB, MCE_SLB_ERROR_PARITY, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, -{ 0x00000000001c0000, 0x00000000000c0000, true, +{ 0x00000000081c0000, 0x00000000000c0000, true, MCE_ERROR_TYPE_SLB, MCE_SLB_ERROR_MULTIHIT, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, -{ 0x00000000001c0000, 0x0000000000100000, true, +{ 0x00000000081c0000, 0x0000000000100000, true, MCE_ERROR_TYPE_ERAT,MCE_ERAT_ERROR_MULTIHIT, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, -{ 0x00000000001c0000, 0x0000000000140000, true, +{ 0x00000000081c0000, 0x0000000000140000, true, MCE_ERROR_TYPE_TLB, MCE_TLB_ERROR_MULTIHIT, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, -{ 0x00000000001c0000, 0x0000000000180000, true, +{ 0x00000000081c0000, 0x0000000000180000, true, MCE_ERROR_TYPE_UE, MCE_UE_ERROR_PAGE_TABLE_WALK_IFETCH, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, -{ 0x00000000001c0000, 0x00000000001c0000, true, +{ 0x00000000081c0000, 0x00000000001c0000, true, MCE_ERROR_TYPE_UE, MCE_UE_ERROR_IFETCH, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, +{ 0x00000000081c0000, 0x0000000008000000, true, + MCE_ERROR_TYPE_LINK,MCE_LINK_ERROR_IFETCH_TIMEOUT, + MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, +{ 0x00000000081c0000, 0x0000000008040000, true, + MCE_ERROR_TYPE_LINK,MCE_LINK_ERROR_PAGE_TABLE_WALK_IFETCH_TIMEOUT, + MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, { 0, 0, 0, 0, 0, 0 } }; static const struct mce_ierror_table mce_p9_ierror_table[] = {
@@ -289,6 +295,12 @@ static const struct mce_derror_table mce_p8_derror_table[] = { { 0x00004000, true, MCE_ERROR_TYPE_UE, MCE_UE_ERROR_PAGE_TABLE_WALK_LOAD_STORE, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, +{ 0x00002000, true, + MCE_ERROR_TYPE_LINK, MCE_LINK_ERROR_LOAD_TIMEOUT, + MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, +{ 0x00001000, true, + MCE_ERROR_TYPE_LINK, MCE_LINK_ERROR_PAGE_TABLE_WALK_LOAD_STORE_TIMEOUT, + MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, }, { 0x00000800, true, MCE_ERROR_TYPE_ERAT, MCE_ERAT_ERROR_MULTIHIT, MCE_INITIATOR_CPU, MCE_SEV_ERROR_SYNC, },
--
2.11.0