diff options
| author | Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com> | 2013-10-30 10:35:26 -0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-05 00:04:40 -0500 |
| commit | ae744f3432d3872c51298d922728e13c24ccc068 (patch) | |
| tree | 32a734e20e7cec4abf8142fc4f1ca294607162ee /arch/powerpc/include/asm/mce.h | |
| parent | e22a22740c1ac23aaa10835f026b3549ee3e4e75 (diff) | |
powerpc/book3s: Flush SLB/TLBs if we get SLB/TLB machine check errors on power8.
This patch handles the memory errors on power8. If we get a machine check
exception due to SLB or TLB errors, then flush SLBs/TLBs and reload SLBs to
recover.
Signed-off-by: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/mce.h')
| -rw-r--r-- | arch/powerpc/include/asm/mce.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mce.h b/arch/powerpc/include/asm/mce.h index 8157d4eaead6..e3ffa825b970 100644 --- a/arch/powerpc/include/asm/mce.h +++ b/arch/powerpc/include/asm/mce.h | |||
| @@ -64,4 +64,7 @@ | |||
| 64 | P7_DSISR_MC_SLB_MULTIHIT | \ | 64 | P7_DSISR_MC_SLB_MULTIHIT | \ |
| 65 | P7_DSISR_MC_SLB_MULTIHIT_PARITY) | 65 | P7_DSISR_MC_SLB_MULTIHIT_PARITY) |
| 66 | 66 | ||
| 67 | #define P8_DSISR_MC_SLB_ERRORS (P7_DSISR_MC_SLB_ERRORS | \ | ||
| 68 | P8_DSISR_MC_ERAT_MULTIHIT_SEC) | ||
| 69 | |||
| 67 | #endif /* __ASM_PPC64_MCE_H__ */ | 70 | #endif /* __ASM_PPC64_MCE_H__ */ |