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authorAvi Kivity <avi@qumranet.com>2008-06-13 22:45:42 +0300
committerAvi Kivity <avi@qumranet.com>2008-06-13 22:45:42 +0300
commitd660add61a69df36372c73e68d2532190ca6430c (patch)
tree90d7132aeb96f4a02b4b82b44a161f8e63990382
parentc1b11ebee6bda13878562b894ee811141dd06198 (diff)
KVM: Use printk_rlimit() instead of reporting emulation failures just oncekvm-70rc2
Emulation failure reports are useful, so allow more than one per the lifetime of the module. Signed-off-by: Avi Kivity <avi@qumranet.com>
-rw-r--r--arch/x86/kvm/x86.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 369892265a08..26b051b78eef 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2027,12 +2027,11 @@ int emulator_set_dr(struct x86_emulate_ctxt *ctxt, int dr, unsigned long value)
void kvm_report_emulation_failure(struct kvm_vcpu *vcpu, const char *context)
{
- static int reported;
u8 opcodes[4];
unsigned long rip = vcpu->arch.rip;
unsigned long rip_linear;
- if (reported)
+ if (!printk_ratelimit())
return;
rip_linear = rip + get_segment_base(vcpu, VCPU_SREG_CS);
@@ -2041,7 +2040,6 @@ void kvm_report_emulation_failure(struct kvm_vcpu *vcpu, const char *context)
printk(KERN_ERR "emulation failed (%s) rip %lx %02x %02x %02x %02x\n",
context, rip, opcodes[0], opcodes[1], opcodes[2], opcodes[3]);
- reported = 1;
}
EXPORT_SYMBOL_GPL(kvm_report_emulation_failure);