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Commit dd41f818 authored by Andi Kleen's avatar Andi Kleen Committed by H. Peter Anvin
Browse files

x86, asmlinkage, xen, kvm: Make {xen,kvm}_lock_spinning global and visible 



These functions are called from inline assembler stubs, thus
need to be global and visible.

Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Gleb Natapov <gleb@kernel.org>
Cc: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Signed-off-by: default avatarAndi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1382458079-24450-7-git-send-email-andi@firstfloor.org


Signed-off-by: default avatarH. Peter Anvin <hpa@linux.intel.com>
parent dff38e3e

arch/x86/kernel/kvm.c

+1 −1
Original line number Diff line number Diff line
@@ -673,7 +673,7 @@ static cpumask_t waiting_cpus; 
/* Track spinlock on which a cpu is waiting */

static DEFINE_PER_CPU(struct kvm_lock_waiting, klock_waiting);



static void kvm_lock_spinning(struct arch_spinlock *lock, __ticket_t want)

__visible void kvm_lock_spinning(struct arch_spinlock *lock, __ticket_t want)

{

	struct kvm_lock_waiting *w;

	int cpu;

arch/x86/xen/spinlock.c

+1 −1
Original line number Diff line number Diff line
@@ -106,7 +106,7 @@ static DEFINE_PER_CPU(struct xen_lock_waiting, lock_waiting); 
static cpumask_t waiting_cpus;



static bool xen_pvspin = true;

static void xen_lock_spinning(struct arch_spinlock *lock, __ticket_t want)

__visible void xen_lock_spinning(struct arch_spinlock *lock, __ticket_t want)

{

	int irq = __this_cpu_read(lock_kicker_irq);

	struct xen_lock_waiting *w = &__get_cpu_var(lock_waiting);