linux-kernel - [PATCH 11/17] cpumask: don't define set_cpus_allowed() if CONFIG_CPUMASK

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Message-Id: <20090612132600.77582DDD1C@ozlabs.org>
Date:	Fri, 12 Jun 2009 22:31:04 +0930
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH 11/17] cpumask: don't define set_cpus_allowed() if CONFIG_CPUMASK_OFFSTACK=y


You're not supposed to pass cpumasks on the stack in that case.

Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
---
 include/linux/sched.h |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/sched.h b/include/linux/sched.h
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1682,10 +1682,13 @@ static inline int set_cpus_allowed_ptr(s
 	return 0;
 }
 #endif
+
+#ifndef CONFIG_CPUMASK_OFFSTACK
 static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask)
 {
 	return set_cpus_allowed_ptr(p, &new_mask);
 }
+#endif
 
 /*
  * Architectures can set this to 1 if they have specified

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