linux-kernel - [PATCH 5/10] cpumask: use mm_cpumask() wrapper: kernel/fork.c

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Message-Id: <20090329020403.92320DDD1B@ozlabs.org>
Date:	Sun, 29 Mar 2009 00:25:52 +1030
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH 5/10] cpumask: use mm_cpumask() wrapper: kernel/fork.c


Impact: futureproof

Makes code futureproof against the impending change to mm->cpu_vm_mask.

It's also a chance to use the new cpumask_ ops which take a pointer.

Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
---
 kernel/fork.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/fork.c b/kernel/fork.c
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -279,7 +279,7 @@ static int dup_mmap(struct mm_struct *mm
 	mm->free_area_cache = oldmm->mmap_base;
 	mm->cached_hole_size = ~0UL;
 	mm->map_count = 0;
-	cpus_clear(mm->cpu_vm_mask);
+	cpumask_clear(mm_cpumask(mm));
 	mm->mm_rb = RB_ROOT;
 	rb_link = &mm->mm_rb.rb_node;
 	rb_parent = NULL;

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