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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-28 08:17:02 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-28 08:17:02 +0100
commitd61b5d546af21e886aafcc9182f5ac5935a3177d (patch)
tree448b389768a74efb604dd22ea2a5d43686ea3be5 /arch/powerpc/perf/perf_regs.c
parent94832d93992176b7c37672e1fc7b7acc16e70286 (diff)
parentf17b5f06cb92ef2250513a1e154c47b78df07d40 (diff)
Merge 5.0-rc4 into staging-next
We need the staging fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc/perf/perf_regs.c')
-rw-r--r--arch/powerpc/perf/perf_regs.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/perf/perf_regs.c b/arch/powerpc/perf/perf_regs.c
index 5c36b3a8d47a..3349f3f8fe84 100644
--- a/arch/powerpc/perf/perf_regs.c
+++ b/arch/powerpc/perf/perf_regs.c
@@ -70,6 +70,7 @@ static unsigned int pt_regs_offset[PERF_REG_POWERPC_MAX] = {
PT_REGS_OFFSET(PERF_REG_POWERPC_DAR, dar),
PT_REGS_OFFSET(PERF_REG_POWERPC_DSISR, dsisr),
PT_REGS_OFFSET(PERF_REG_POWERPC_SIER, dar),
+ PT_REGS_OFFSET(PERF_REG_POWERPC_MMCRA, dsisr),
};
u64 perf_reg_value(struct pt_regs *regs, int idx)
@@ -83,6 +84,11 @@ u64 perf_reg_value(struct pt_regs *regs, int idx)
!is_sier_available()))
return 0;
+ if (idx == PERF_REG_POWERPC_MMCRA &&
+ (IS_ENABLED(CONFIG_FSL_EMB_PERF_EVENT) ||
+ IS_ENABLED(CONFIG_PPC32)))
+ return 0;
+
return regs_get_register(regs, pt_regs_offset[idx]);
}