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| author | Peter Zijlstra (Intel) <peterz@infradead.org> | 2014-10-07 19:07:33 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-10-28 10:51:01 +0100 |
| commit | 65d71fe1375b973083733294795bf2b09d45b3c2 (patch) | |
| tree | abeb6c1b8624a10b3901adc199e95cf25f25c4f8 /arch/x86 | |
| parent | e53f6124af6516cee3063a3072767ee2717ff343 (diff) | |
| download | linux-65d71fe1375b973083733294795bf2b09d45b3c2.tar.gz linux-65d71fe1375b973083733294795bf2b09d45b3c2.tar.bz2 linux-65d71fe1375b973083733294795bf2b09d45b3c2.zip | |
perf: Fix bogus kernel printk
Andy spotted the fail in what was intended as a conditional printk level.
Reported-by: Andy Lutomirski <luto@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) <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/20141007124757.GH19379@twins.programming.kicks-ass.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/cpu/perf_event.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 1b8299dd3d91..66451a6b9485 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; } |