linux-kernel - [tip:x86/asmlinkage] x86, asmlinkage, xen, kvm: Make {xen, kvm}_lock

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Message-ID: <tip-dd41f818e581bc8244d34d594e20331fcb835524@git.kernel.org>
Date:	Wed, 29 Jan 2014 22:22:10 -0800
From:	tip-bot for Andi Kleen <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	konrad.wilk@...cle.com, gleb@...nel.org,
	raghavendra.kt@...ux.vnet.ibm.com, ak@...ux.intel.com,
	tglx@...utronix.de, hpa@...ux.intel.com
Subject: [tip:x86/asmlinkage] x86, asmlinkage, xen, kvm: Make {xen,
 kvm}_lock_spinning global and visible

Commit-ID:  dd41f818e581bc8244d34d594e20331fcb835524
Gitweb:     http://git.kernel.org/tip/dd41f818e581bc8244d34d594e20331fcb835524
Author:     Andi Kleen <ak@...ux.intel.com>
AuthorDate: Tue, 22 Oct 2013 09:07:58 -0700
Committer:  H. Peter Anvin <hpa@...ux.intel.com>
CommitDate: Wed, 29 Jan 2014 22:17:18 -0800

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@...cle.com>
Cc: Gleb Natapov <gleb@...nel.org>
Cc: Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>
Signed-off-by: Andi Kleen <ak@...ux.intel.com>
Link: http://lkml.kernel.org/r/1382458079-24450-7-git-send-email-andi@firstfloor.org
Signed-off-by: H. Peter Anvin <hpa@...ux.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 6dd802c..cd1b362 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 0e36cde..581521c 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);
--
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