[tip:x86/timers] x86/centaur: Mark TSC invariant

2018-01-24 Thread tip-bot for davidwang
Commit-ID: fe6daab1ee9dfe7f89974ee6c486cccb0f18a61d Gitweb: https://git.kernel.org/tip/fe6daab1ee9dfe7f89974ee6c486cccb0f18a61d Author: davidwang AuthorDate: Mon, 22 Jan 2018 18:14:17 +0800 Committer: Thomas Gleixner CommitDate: Wed, 24 Jan 2018 13:38:10 +0100 x86/centaur: Mark TSC

[PATCH] x86/acpi/cstate: Delete some unuseful operations for centaur

2018-01-23 Thread davidwang
core entering C3 state is not needed too. Because the chipset will automatically do this operation. Signed-off-by: davidwang --- arch/x86/kernel/acpi/cstate.c | 12 1 file changed, 12 insertions(+) diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c index

[PATCH] x86/centaur: Mark TSC invariant

2018-01-22 Thread davidwang
kernel that the TSC is usable, so it will select it over HPET. The effect of this is that reading time stamps (from kernel or user space) will be faster and more efficent. Signed-off-by: davidwang --- arch/x86/kernel/cpu/centaur.c | 4 drivers/acpi/processor_idle.c | 1 + 2 files changed, 5