diff options
| author | Xiantao Zhang <xiantao.zhang@intel.com> | 2008-11-08 15:46:59 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2008-11-11 21:01:30 +0200 |
| commit | c60ff51eb26dfcfb0bdc807b09a096aeadd01325 (patch) | |
| tree | f594cc6ee6cc42a4b2a13521883c44962d1b0695 /arch/ia64/kvm/vcpu.h | |
| parent | 928d4bf747e9c290b690ff515d8f81e8ee226d97 (diff) | |
KVM: ia64: fix vmm_spin_{un}lock for !CONFIG_SMP
In the case of !CONFIG_SMP, raw_spinlock_t is empty and the spinlock functions
don't build. Fix by defining spinlock functions for the uniprocessor case.
Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/ia64/kvm/vcpu.h')
| -rw-r--r-- | arch/ia64/kvm/vcpu.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/ia64/kvm/vcpu.h b/arch/ia64/kvm/vcpu.h index 341e3fee280..e9b2a4e121c 100644 --- a/arch/ia64/kvm/vcpu.h +++ b/arch/ia64/kvm/vcpu.h @@ -384,6 +384,10 @@ static inline u64 __gpfn_is_io(u64 gpfn) #define MODE_IND(psr) \ (((psr).it << 2) + ((psr).dt << 1) + (psr).rt) +#ifndef CONFIG_SMP +#define _vmm_raw_spin_lock(x) do {}while(0) +#define _vmm_raw_spin_unlock(x) do {}while(0) +#else #define _vmm_raw_spin_lock(x) \ do { \ __u32 *ia64_spinlock_ptr = (__u32 *) (x); \ @@ -403,6 +407,7 @@ static inline u64 __gpfn_is_io(u64 gpfn) do { barrier(); \ ((spinlock_t *)x)->raw_lock.lock = 0; } \ while (0) +#endif void vmm_spin_lock(spinlock_t *lock); void vmm_spin_unlock(spinlock_t *lock); |