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

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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: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1382458079-24450-7-git-send-email-andi@firstfloor.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Andi Kleen 2013-10-22 09:07:58 -07:00 committed by H. Peter Anvin
parent dff38e3e93
commit dd41f818e5
2 changed files with 2 additions and 2 deletions
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2
arch/x86/kernel/kvm.c
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@ -673,7 +673,7 @@ static cpumask_t waiting_cpus;
/* Track spinlock on which a cpu is waiting */ /* Track spinlock on which a cpu is waiting */
static DEFINE_PER_CPU(struct kvm_lock_waiting, klock_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; struct kvm_lock_waiting *w;
int cpu; int cpu;

2
arch/x86/xen/spinlock.c
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@ -106,7 +106,7 @@ static DEFINE_PER_CPU(struct xen_lock_waiting, lock_waiting);
static cpumask_t waiting_cpus; static cpumask_t waiting_cpus;
static bool xen_pvspin = true; 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); int irq = __this_cpu_read(lock_kicker_irq);
struct xen_lock_waiting *w = &__get_cpu_var(lock_waiting); struct xen_lock_waiting *w = &__get_cpu_var(lock_waiting);