]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
perf/x86/intel: Fix bitmask of OCR and FRONTEND events for LNC
authorKan Liang <kan.liang@linux.intel.com>
Mon, 16 Dec 2024 16:02:52 +0000 (08:02 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 2 Jan 2025 09:34:23 +0000 (10:34 +0100)
commit5e44779d12bd3cd3930d4b7566edec2ea69972b7
treebd72132c245c125b9cac2cbf0f81cd01911d05f0
parentaed157301c659a48f5564cc4568cf0e5c8831af0
perf/x86/intel: Fix bitmask of OCR and FRONTEND events for LNC

commit aa5d2ca7c179c40669edb5e96d931bf9828dea3d upstream.

The released OCR and FRONTEND events utilized more bits on Lunar Lake
p-core. The corresponding mask in the extra_regs has to be extended to
unblock the extra bits.

Add a dedicated intel_lnc_extra_regs.

Fixes: a932aa0e868f ("perf/x86: Add Lunar Lake and Arrow Lake support")
Reported-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20241216160252.430858-1-kan.liang@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/x86/events/intel/core.c