This patch series includes some improvement to Machine check handler for pseries. Patch 1 fixes an issue where machine check handler crashes kernel while accessing vmalloc-ed buffer while in nmi context. Patch 2 fixes endain bug while restoring of r3 in MCE handler. Patch 4 dumps the SLB contents on SLB MCE errors to improve the debugability. Patch 5 display's the MCE error details on console.
CHange in V3: - Moved patch 5 to patch 2
Change in V2: - patch 3: Display additional info (NIP and task info) in MCE error details. - patch 5: Fix endain bug while restoring of r3 in MCE handler.
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Mahesh Salgaonkar (5): powerpc/pseries: convert rtas_log_buf to linear allocation. powerpc/pseries: Fix endainness while restoring of r3 in MCE handler. powerpc/pseries: Define MCE error event section. powerpc/pseries: Dump and flush SLB contents on SLB MCE errors. powerpc/pseries: Display machine check error details.
arch/powerpc/include/asm/book3s/64/mmu-hash.h | 1 arch/powerpc/include/asm/rtas.h | 109 ++++++++++++++++++ arch/powerpc/kernel/rtasd.c | 2 arch/powerpc/mm/slb.c | 35 ++++++ arch/powerpc/platforms/pseries/ras.c | 155 +++++++++++++++++++++++++ 5 files changed, 299 insertions(+), 3 deletions(-)
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