[tip:x86/asm] x86/tsc: Save an indentation level in recalibrate_cpu_khz()

From: tip-bot for Borislav Petkov
Date: Wed Apr 13 2016 - 07:44:41 EST


Commit-ID: eff4677e9fb9b680d1d5f6ba079116548d072b7e
Gitweb: http://git.kernel.org/tip/eff4677e9fb9b680d1d5f6ba079116548d072b7e
Author: Borislav Petkov <bp@xxxxxxx>
AuthorDate: Tue, 5 Apr 2016 08:29:53 +0200
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Wed, 13 Apr 2016 11:37:43 +0200

x86/tsc: Save an indentation level in recalibrate_cpu_khz()

... by flipping the check.

Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Brian Gerst <brgerst@xxxxxxxxx>
Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1459837795-2588-5-git-send-email-bp@xxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/tsc.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 5bb702c..38ba6de 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -834,15 +834,15 @@ int recalibrate_cpu_khz(void)
#ifndef CONFIG_SMP
unsigned long cpu_khz_old = cpu_khz;

- if (boot_cpu_has(X86_FEATURE_TSC)) {
- tsc_khz = x86_platform.calibrate_tsc();
- cpu_khz = tsc_khz;
- cpu_data(0).loops_per_jiffy =
- cpufreq_scale(cpu_data(0).loops_per_jiffy,
- cpu_khz_old, cpu_khz);
- return 0;
- } else
+ if (!boot_cpu_has(X86_FEATURE_TSC))
return -ENODEV;
+
+ tsc_khz = x86_platform.calibrate_tsc();
+ cpu_khz = tsc_khz;
+ cpu_data(0).loops_per_jiffy = cpufreq_scale(cpu_data(0).loops_per_jiffy,
+ cpu_khz_old, cpu_khz);
+
+ return 0;
#else
return -ENODEV;
#endif