This is an update to the series posted by Nick here: http://lkml.kernel.org/r/20220124055741.3686496-1-npig...@gmail.com
The first patch disables probes and breakpoints on instructions that can't be single stepped, including sc and scv. The second patch removes system call emulation for powerpc64. - Naveen Naveen N. Rao (1): powerpc: Reject probes on instructions that can't be single stepped Nicholas Piggin (1): powerpc/64: remove system call instruction emulation arch/powerpc/include/asm/probes.h | 55 ++++++++++++++++++++++++++++++ arch/powerpc/kernel/interrupt_64.S | 10 ------ arch/powerpc/kernel/kprobes.c | 4 +-- arch/powerpc/kernel/uprobes.c | 5 +++ arch/powerpc/lib/sstep.c | 46 ++++++------------------- arch/powerpc/xmon/xmon.c | 11 +++--- 6 files changed, 77 insertions(+), 54 deletions(-) base-commit: e8833c5edc5903f8c8c4fa3dd4f34d6b813c87c8 -- 2.35.1