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authorRusty Russell <rusty@rustcorp.com.au>2008-12-31 18:42:14 -0500
committerRusty Russell <rusty@rustcorp.com.au>2008-12-31 18:42:14 -0500
commit9e2f913df70b378379a358a44e7d286f7b765e8e (patch)
treec97316a74bd62fc6829581d9ea9a78e06529d8ac /arch/m32r/kernel
parent6aaa8ce523c7ce954b81b8c0b3e32c8be599af8d (diff)
percpu: fix percpu accessors to potentially !cpu_possible() cpus: m32r
Impact: CPU iterator bugfixes Percpu areas are only allocated for possible cpus. In general, you shouldn't access random cpu's percpu areas. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Mike Travis <travis@sgi.com> Acked-by: Ingo Molnar <mingo@elte.hu> Acked-by: Hirokazu Takata <takata@linux-m32r.org>
Diffstat (limited to 'arch/m32r/kernel')
-rw-r--r--arch/m32r/kernel/smpboot.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c
index 0f06b3722e96..2547d6c4a827 100644
--- a/arch/m32r/kernel/smpboot.c
+++ b/arch/m32r/kernel/smpboot.c
@@ -592,7 +592,7 @@ int setup_profiling_timer(unsigned int multiplier)
592 * accounting. At that time they also adjust their APIC timers 592 * accounting. At that time they also adjust their APIC timers
593 * accordingly. 593 * accordingly.
594 */ 594 */
595 for (i = 0; i < NR_CPUS; ++i) 595 for_each_possible_cpu(i)
596 per_cpu(prof_multiplier, i) = multiplier; 596 per_cpu(prof_multiplier, i) = multiplier;
597 597
598 return 0; 598 return 0;