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Commit d207af2e authored by Michael Kelley's avatar Michael Kelley Committed by Ingo Molnar
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cpumask: Make for_each_cpu_wrap() available on UP as well 



for_each_cpu_wrap() was originally added in the #else half of a
large "#if NR_CPUS == 1" statement, but was omitted in the #if
half.  This patch adds the missing #if half to prevent compile
errors when NR_CPUS is 1.

Reported-by: default avatarkbuild test robot <fengguang.wu@intel.com>
Signed-off-by: default avatarMichael Kelley <mhkelley@outlook.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: kys@microsoft.com
Cc: martin.petersen@oracle.com
Cc: mikelley@microsoft.com
Fixes: c743f0a5 ("sched/fair, cpumask: Export for_each_cpu_wrap()")
Link: http://lkml.kernel.org/r/SN6PR1901MB2045F087F59450507D4FCC17CBF50@SN6PR1901MB2045.namprd19.prod.outlook.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent e525de3a

include/linux/cpumask.h

+2 −0
Original line number Diff line number Diff line
@@ -170,6 +170,8 @@ static inline unsigned int cpumask_local_spread(unsigned int i, int node) 
	for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask)

#define for_each_cpu_not(cpu, mask)		\

	for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask)

#define for_each_cpu_wrap(cpu, mask, start)	\

	for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask, (void)(start))

#define for_each_cpu_and(cpu, mask, and)	\

	for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask, (void)and)

#else