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Revert "[REVERT-ME]: disable turbo mode"

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This reverts commit b3690987bd.
This commit is contained in:
Jason Chen CJ
2018-08-09 16:16:54 +08:00
committed by lijinxia
parent 18d44cc928
commit 64a9b2b423
2 changed files with 0 additions and 15 deletions
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12
hypervisor/arch/x86/cpu.c
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@@ -378,7 +378,6 @@ static void get_cpu_name(void)
void bsp_boot_init(void)
{
uint64_t rsp;
uint64_t misc_en;
start_tsc = rdtsc();
@@ -388,11 +387,6 @@ void bsp_boot_init(void)
bitmap_set_nolock(BOOT_CPU_ID, &pcpu_active_bitmap);
misc_en = msr_read(MSR_IA32_MISC_ENABLE);
if ((misc_en & TURBO_MODE_DISABLE) == 0UL) {
msr_write(MSR_IA32_MISC_ENABLE, misc_en | TURBO_MODE_DISABLE);
}
/* Get CPU capabilities thru CPUID, including the physical address bit
* limit which is required for initializing paging.
*/
@@ -516,7 +510,6 @@ static void bsp_boot_post(void)
void cpu_secondary_init(void)
{
uint64_t rsp;
uint64_t misc_en;
/* Switch this CPU to use the same page tables set-up by the
* primary/boot CPU
@@ -535,11 +528,6 @@ void cpu_secondary_init(void)
bitmap_set_nolock(get_cpu_id(), &pcpu_active_bitmap);
misc_en = msr_read(MSR_IA32_MISC_ENABLE);
if ((misc_en & TURBO_MODE_DISABLE) == 0UL) {
msr_write(MSR_IA32_MISC_ENABLE, misc_en | TURBO_MODE_DISABLE);
}
/* Switch to run-time stack */
rsp = (uint64_t)(&get_cpu_var(stack)[CONFIG_STACK_SIZE - 1]);
rsp &= ~(CPU_STACK_ALIGN - 1UL);