Commit-ID: 65d71fe1375b973083733294795bf2b09d45b3c2
Gitweb: http://git.kernel.org/tip/65d71fe1375b973083733294795bf2b09d45b3c2
Author: Peter Zijlstra (Intel) <pet...@infradead.org>
AuthorDate: Tue, 7 Oct 2014 19:07:33 +0200
Committer: Ingo Molnar <mi...@kernel.org>
CommitDate: Tue, 28 Oct 2014 10:51:01 +0100
perf: Fix bogus kernel printk
Andy spotted the fail in what was intended as a conditional printk level.
Reported-by: Andy Lutomirski <l...@amacapital.net>
Fixes: cc6cd47e7395 ("perf/x86: Tone down kernel messages when the PMU check
fails in a virtual environment")
Signed-off-by: Peter Zijlstra (Intel) <pet...@infradead.org>
Cc: Arnaldo Carvalho de Melo <a...@kernel.org>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Link:
http://lkml.kernel.org/r/20141007124757.gh19...@twins.programming.kicks-ass.net
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
arch/x86/kernel/cpu/perf_event.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 1b8299d..66451a6 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -243,8 +243,9 @@ static bool check_hw_exists(void)
msr_fail:
printk(KERN_CONT "Broken PMU hardware detected, using software events
only.\n");
- printk(boot_cpu_has(X86_FEATURE_HYPERVISOR) ? KERN_INFO : KERN_ERR
- "Failed to access perfctr msr (MSR %x is %Lx)\n", reg, val_new);
+ printk("%sFailed to access perfctr msr (MSR %x is %Lx)\n",
+ boot_cpu_has(X86_FEATURE_HYPERVISOR) ? KERN_INFO : KERN_ERR,
+ reg, val_new);
return false;
}
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