Commit 657bf704 authored by Sean Christopherson's avatar Sean Christopherson
Browse files

x86/kvm: Make kvm_async_pf_task_wake() a local static helper 

Make kvm_async_pf_task_wake() static and drop its export, as the symbol is
only referenced from within kvm.c.

No functional change intended.

Link: https://lore.kernel.org/r/20250729153901.564123-1-seanjc@google.com


Signed-off-by: default avatarSean Christopherson <seanjc@google.com>
parent 0dccbc75

arch/x86/include/asm/kvm_para.h

+0 −2
Original line number Diff line number Diff line
@@ -124,7 +124,6 @@ bool kvm_para_available(void); 
unsigned int kvm_arch_para_features(void);

unsigned int kvm_arch_para_hints(void);

void kvm_async_pf_task_wait_schedule(u32 token);

void kvm_async_pf_task_wake(u32 token);

u32 kvm_read_and_reset_apf_flags(void);

bool __kvm_handle_async_pf(struct pt_regs *regs, u32 token);
@@ -148,7 +147,6 @@ static inline void kvm_spinlock_init(void) 


#else /* CONFIG_KVM_GUEST */

#define kvm_async_pf_task_wait_schedule(T) do {} while(0)

#define kvm_async_pf_task_wake(T) do {} while(0)



static inline bool kvm_para_available(void)

{

arch/x86/kernel/kvm.c

+1 −2
Original line number Diff line number Diff line
@@ -190,7 +190,7 @@ static void apf_task_wake_all(void) 
	}

}



void kvm_async_pf_task_wake(u32 token)

static void kvm_async_pf_task_wake(u32 token)

{

	u32 key = hash_32(token, KVM_TASK_SLEEP_HASHBITS);

	struct kvm_task_sleep_head *b = &async_pf_sleepers[key];
@@ -241,7 +241,6 @@ void kvm_async_pf_task_wake(u32 token) 
	/* A dummy token might be allocated and ultimately not used.  */

	kfree(dummy);

}

EXPORT_SYMBOL_GPL(kvm_async_pf_task_wake);



noinstr u32 kvm_read_and_reset_apf_flags(void)

{