[RFC PATCH 5/5] powerpc: Add PMU regset to compat_regsets
From: Pedro Franco de Carvalho <hidden>
Date: 2018-06-07 15:25:55
Subsystem:
linux for powerpc (32-bit and 64-bit), ptrace support, the rest · Maintainers:
Madhavan Srinivasan, Oleg Nesterov, Linus Torvalds
This patch allows setting and getting PMU registers from 32-bit threads. --- arch/powerpc/kernel/ptrace.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
index 2da0668a96dc..3a9c4ae65429 100644
--- a/arch/powerpc/kernel/ptrace.c
+++ b/arch/powerpc/kernel/ptrace.c@@ -2317,6 +2317,11 @@ static const struct user_regset compat_regsets[] = { .size = sizeof(u64), .align = sizeof(u64), .active = ebb_active, .get = ebb_get, .set = ebb_set }, + [REGSET_PMR] = { + .core_note_type = NT_PPC_PMU, .n = ELF_NPMU, + .size = sizeof(u64), .align = sizeof(u64), + .active = pmu_active, .get = pmu_get, .set = pmu_set + }, #endif };
--
2.13.6