From: Kan Liang <[email protected]>
The mask in the extra_regs for Intel Tremont need to be extended to
allow more defined bits.
"Outstanding Requests" (bit 63) is only available on MSR_OFFCORE_RSP0;
Fixes: 6daeb8737f8a ("perf/x86/intel: Add Tremont core PMU support")
Reported-by: Stephane Eranian <[email protected]>
Signed-off-by: Kan Liang <[email protected]>
Cc: [email protected]
---
arch/x86/events/intel/core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 3be51aa06e67..ba08ad1f560b 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -1892,8 +1892,8 @@ static __initconst const u64 tnt_hw_cache_extra_regs
static struct extra_reg intel_tnt_extra_regs[] __read_mostly = {
/* must define OFFCORE_RSP_X first, see intel_fixup_er() */
- INTEL_UEVENT_EXTRA_REG(0x01b7, MSR_OFFCORE_RSP_0, 0xffffff9fffull,
RSP_0),
- INTEL_UEVENT_EXTRA_REG(0x02b7, MSR_OFFCORE_RSP_1, 0xffffff9fffull,
RSP_1),
+ INTEL_UEVENT_EXTRA_REG(0x01b7, MSR_OFFCORE_RSP_0,
0x800ff0ffffff9fffull, RSP_0),
+ INTEL_UEVENT_EXTRA_REG(0x02b7, MSR_OFFCORE_RSP_1, 0xff0ffffff9fffull,
RSP_1),
EVENT_EXTRA_END
};
--
2.21.1
