Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1339999

[patch V3 01/28] x86/perf/intel/uncore: Remove pointless mask check

From Thomas Gleixner <tglx@linutronix.de>
Newsgroups linux.kernel
Subject [patch V3 01/28] x86/perf/intel/uncore: Remove pointless mask check
Date 2016-02-22 23:30 +0100
Message-ID <r579p-4ce-55@gated-at.bofh.it> (permalink)
References <r579n-4ce-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


uncore_cpumask_init() is only ever called from intel_uncore_init() where the
mask is guaranteed to be empty.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 arch/x86/kernel/cpu/perf_event_intel_uncore.c |    6 ------
 1 file changed, 6 deletions(-)

--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -1342,12 +1342,6 @@ static void __init uncore_cpumask_init(v
 {
 	int cpu;
 
-	/*
-	 * ony invoke once from msr or pci init code
-	 */
-	if (!cpumask_empty(&uncore_cpu_mask))
-		return;
-
 	cpu_notifier_register_begin();
 
 	for_each_online_cpu(cpu) {

Back to linux.kernel | Previous | NextNext in thread | Find similar | Unroll thread


Thread

[patch V3 01/28] x86/perf/intel/uncore: Remove pointless mask check Thomas Gleixner <tglx@linutronix.de> - 2016-02-22 23:30 +0100
  [tip:perf/core] perf/x86/intel/uncore: Remove pointless mask check tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2016-02-29 12:10 +0100

csiph-web