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| author | Tony W Wang-oc <TonyWWang-oc@zhaoxin.com> | 2022-11-07 11:34:49 +0800 |
|---|---|---|
| committer | Dave Hansen <dave.hansen@linux.intel.com> | 2022-11-11 09:42:05 -0800 |
| commit | dacca1e5e75d7c1297f1334cdc10491dcdd1b2b8 (patch) | |
| tree | 55e2a572aeba4eb0260d66a971cbc32344c28ba6 /kernel/bpf/arraymap.c | |
| parent | f8bd9f25c9815161a39886fdd96d110b536a6074 (diff) | |
x86/acpi/cstate: Optimize ARB_DISABLE on Centaur CPUs
On all recent Centaur platforms, ARB_DISABLE is handled by PMU
automatically while entering C3 type state. No need for OS to
issue the ARB_DISABLE, so set bm_control to zero to indicate that.
Signed-off-by: Tony W Wang-oc <TonyWWang-oc@zhaoxin.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://lore.kernel.org/all/1667792089-4904-1-git-send-email-TonyWWang-oc%40zhaoxin.com
Diffstat (limited to 'kernel/bpf/arraymap.c')
0 files changed, 0 insertions, 0 deletions