diff options
Diffstat (limited to 'arch/x86/kvm/i8254.c')
| -rw-r--r-- | arch/x86/kvm/i8254.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index 144e7f60b5e2..296aba49472a 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c @@ -29,6 +29,8 @@ * Based on QEMU and Xen. */ +#define pr_fmt(fmt) "pit: " fmt + #include <linux/kvm_host.h> #include "irq.h" @@ -262,7 +264,7 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu) static void destroy_pit_timer(struct kvm_timer *pt) { - pr_debug("pit: execute del timer!\n"); + pr_debug("execute del timer!\n"); hrtimer_cancel(&pt->timer); } @@ -284,7 +286,7 @@ static void create_pit_timer(struct kvm_kpit_state *ps, u32 val, int is_period) interval = muldiv64(val, NSEC_PER_SEC, KVM_PIT_FREQ); - pr_debug("pit: create pit timer, interval is %llu nsec\n", interval); + pr_debug("create pit timer, interval is %llu nsec\n", interval); /* TODO The new value only affected after the retriggered */ hrtimer_cancel(&pt->timer); @@ -309,7 +311,7 @@ static void pit_load_count(struct kvm *kvm, int channel, u32 val) WARN_ON(!mutex_is_locked(&ps->lock)); - pr_debug("pit: load_count val is %d, channel is %d\n", val, channel); + pr_debug("load_count val is %d, channel is %d\n", val, channel); /* * The largest possible initial count is 0; this is equivalent @@ -395,8 +397,8 @@ static int pit_ioport_write(struct kvm_io_device *this, mutex_lock(&pit_state->lock); if (val != 0) - pr_debug("pit: write addr is 0x%x, len is %d, val is 0x%x\n", - (unsigned int)addr, len, val); + pr_debug("write addr is 0x%x, len is %d, val is 0x%x\n", + (unsigned int)addr, len, val); if (addr == 3) { channel = val >> 6; @@ -688,10 +690,8 @@ static void __inject_pit_timer_intr(struct kvm *kvm) struct kvm_vcpu *vcpu; int i; - mutex_lock(&kvm->irq_lock); kvm_set_irq(kvm, kvm->arch.vpit->irq_source_id, 0, 1); kvm_set_irq(kvm, kvm->arch.vpit->irq_source_id, 0, 0); - mutex_unlock(&kvm->irq_lock); /* * Provides NMI watchdog support via Virtual Wire mode. |
