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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-28 18:13:42 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-28 18:13:42 -0400
commit63add2f2072e69c1eb7a5f6ca8f415122da889b9 (patch)
tree6948de01b65858ae484474d3cbf2c9d7f61b28ca /lib
parent3684a601e4273692b6c80b86e55c728aef675660 (diff)
parent9e3ee1c39c0cc71222f9980ccbf87fe072897eef (diff)
Merge branch 'cpus4096-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'cpus4096-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: cpu masks: optimize and clean up cpumask_of_cpu() cpumask: export cpumask_of_cpu_map cpumask: change cpumask_of_cpu_ptr to use new cpumask_of_cpu cpumask: put cpumask_of_cpu_map in the initdata section cpumask: make cpumask_of_cpu_map generic
Diffstat (limited to 'lib')
-rw-r--r--lib/smp_processor_id.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c
index c4381d9516f6..0f8fc22ed103 100644
--- a/lib/smp_processor_id.c
+++ b/lib/smp_processor_id.c
@@ -11,7 +11,6 @@ notrace unsigned int debug_smp_processor_id(void)
11{ 11{
12 unsigned long preempt_count = preempt_count(); 12 unsigned long preempt_count = preempt_count();
13 int this_cpu = raw_smp_processor_id(); 13 int this_cpu = raw_smp_processor_id();
14 cpumask_of_cpu_ptr_declare(this_mask);
15 14
16 if (likely(preempt_count)) 15 if (likely(preempt_count))
17 goto out; 16 goto out;
@@ -23,9 +22,7 @@ notrace unsigned int debug_smp_processor_id(void)
23 * Kernel threads bound to a single CPU can safely use 22 * Kernel threads bound to a single CPU can safely use
24 * smp_processor_id(): 23 * smp_processor_id():
25 */ 24 */
26 cpumask_of_cpu_ptr_next(this_mask, this_cpu); 25 if (cpus_equal(current->cpus_allowed, cpumask_of_cpu(this_cpu)))
27
28 if (cpus_equal(current->cpus_allowed, *this_mask))
29 goto out; 26 goto out;
30 27
31 /* 28 /*