From: Michael Kelley <mhkel...@outlook.com>

[ Upstream commit d207af2eab3f8668b95ad02b21930481c42806fd ]

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: kbuild test robot <fengguang...@intel.com>
Signed-off-by: Michael Kelley <mhkel...@outlook.com>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: k...@microsoft.com
Cc: martin.peter...@oracle.com
Cc: mikel...@microsoft.com
Fixes: c743f0a5c50f ("sched/fair, cpumask: Export for_each_cpu_wrap()")
Link: 
http://lkml.kernel.org/r/sn6pr1901mb2045f087f59450507d4fcc17cb...@sn6pr1901mb2045.namprd19.prod.outlook.com
Signed-off-by: Ingo Molnar <mi...@kernel.org>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
---
 include/linux/cpumask.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index 2d65bbd6dbd1..c6d12da39c3a 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -164,6 +164,8 @@ 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
-- 
2.15.1

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