From d6c69ee9a24b307ce94e55ebfba6208a830c9ecb Mon Sep 17 00:00:00 2001
From: Yaozu Dong <eddie.dong@intel.com>
Date: Wed, 25 Apr 2007 14:17:25 +0800
Subject: KVM: MMU: Avoid heavy ASSERT at non debug mode.

Signed-off-by: Avi Kivity <avi@qumranet.com>
---
 drivers/kvm/mmu.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'drivers/kvm')

diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index c814394a966d..8ccf84e3fda8 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -52,11 +52,15 @@ static void kvm_mmu_audit(struct kvm_vcpu *vcpu, const char *msg) {}
 static int dbg = 1;
 #endif
 
+#ifndef MMU_DEBUG
+#define ASSERT(x) do { } while (0)
+#else
 #define ASSERT(x)							\
 	if (!(x)) {							\
 		printk(KERN_WARNING "assertion failed %s:%d: %s\n",	\
 		       __FILE__, __LINE__, #x);				\
 	}
+#endif
 
 #define PT64_PT_BITS 9
 #define PT64_ENT_PER_PAGE (1 << PT64_PT_BITS)
@@ -434,6 +438,7 @@ static void rmap_write_protect(struct kvm_vcpu *vcpu, u64 gfn)
 	}
 }
 
+#ifdef MMU_DEBUG
 static int is_empty_shadow_page(hpa_t page_hpa)
 {
 	u64 *pos;
@@ -448,6 +453,7 @@ static int is_empty_shadow_page(hpa_t page_hpa)
 		}
 	return 1;
 }
+#endif
 
 static void kvm_mmu_free_page(struct kvm_vcpu *vcpu, hpa_t page_hpa)
 {
-- 
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