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Subject[PATCH 6/7] x86, asmlinkage, xen, kvm: Make {xen,kvm}_lock_spinning global and visible
Date
From: Andi Kleen <ak@linux.intel.com>

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

Cc: konrad.wilk@oracle.com
Cc: gleb@redhat.com
Cc: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
---
arch/x86/kernel/kvm.c | 2 +-
arch/x86/xen/spinlock.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index a0e2a8a..5d10bb5 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -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;
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index be6b860..3ab9309 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -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);
--
1.8.3.1


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