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KVM: Clean up and extend rate-limited output

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The use of printk_ratelimit is discouraged, replace it with
pr*_ratelimited or __ratelimit. While at it, convert remaining
guest-triggerable printks to rate-limited variants.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Jan Kiszka
2011-09-12 11:26:22 +02:00
committed by Avi Kivity
parent 7712de872c
commit bd80158aff
4 changed files with 20 additions and 22 deletions
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8
include/linux/kvm_host.h
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@@ -18,6 +18,7 @@
#include <linux/msi.h>
#include <linux/slab.h>
#include <linux/rcupdate.h>
#include <linux/ratelimit.h>
#include <asm/signal.h>
#include <linux/kvm.h>
@@ -282,11 +283,8 @@ struct kvm {
/* The guest did something we don't support. */
#define pr_unimpl(vcpu, fmt, ...) \
do { \
if (printk_ratelimit()) \
printk(KERN_ERR "kvm: %i: cpu%i " fmt, \
current->tgid, (vcpu)->vcpu_id , ## __VA_ARGS__); \
} while (0)
pr_err_ratelimited("kvm: %i: cpu%i " fmt, \
current->tgid, (vcpu)->vcpu_id , ## __VA_ARGS__)
#define kvm_printf(kvm, fmt ...) printk(KERN_DEBUG fmt)
#define vcpu_printf(vcpu, fmt...) kvm_printf(vcpu->kvm, fmt)