mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 02:39:48 +00:00
Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 platform updates from Ingo Molnar: "Smaller update for Hyper-V to support EOI assist, plus LTO fixes" * 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/kvm: Make steal_time visible x86/hyperv: Make hv_vcpu_is_preempted() visible x86/hyper-v: Implement EOI assist
This commit is contained in:
commit
ba3934de55
3 changed files with 7 additions and 2 deletions
|
@ -86,6 +86,11 @@ static void hv_apic_write(u32 reg, u32 val)
|
|||
|
||||
static void hv_apic_eoi_write(u32 reg, u32 val)
|
||||
{
|
||||
struct hv_vp_assist_page *hvp = hv_vp_assist_page[smp_processor_id()];
|
||||
|
||||
if (hvp && (xchg(&hvp->apic_assist, 0) & 0x1))
|
||||
return;
|
||||
|
||||
wrmsr(HV_X64_MSR_EOI, val, 0);
|
||||
}
|
||||
|
||||
|
|
|
@ -56,7 +56,7 @@ static void hv_qlock_wait(u8 *byte, u8 val)
|
|||
/*
|
||||
* Hyper-V does not support this so far.
|
||||
*/
|
||||
bool hv_vcpu_is_preempted(int vcpu)
|
||||
__visible bool hv_vcpu_is_preempted(int vcpu)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
|
|
@ -67,7 +67,7 @@ static int __init parse_no_stealacc(char *arg)
|
|||
early_param("no-steal-acc", parse_no_stealacc);
|
||||
|
||||
static DEFINE_PER_CPU_DECRYPTED(struct kvm_vcpu_pv_apf_data, apf_reason) __aligned(64);
|
||||
static DEFINE_PER_CPU_DECRYPTED(struct kvm_steal_time, steal_time) __aligned(64);
|
||||
DEFINE_PER_CPU_DECRYPTED(struct kvm_steal_time, steal_time) __aligned(64) __visible;
|
||||
static int has_steal_clock = 0;
|
||||
|
||||
/*
|
||||
|
|
Loading…
Reference in a new issue