linux-kernel - [PATCH 1/3] mn10300: replace mm->cpu_vm_mask with mm

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Message-Id: <20110418211626.935D.A69D9226@jp.fujitsu.com>
Date:	Mon, 18 Apr 2011 21:15:25 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	kosaki.motohiro@...fujitsu.com,
	LKML <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Hugh Dickins <hughd@...gle.com>,
	David Howells <dhowells@...hat.com>,
	Koichi Yasutake <yasutake.koichi@...panasonic.com>
Subject: [PATCH 1/3] mn10300: replace mm->cpu_vm_mask with mm_cpumask

We plant to change mm->cpu_vm_mask definition later. Thus this
patch convert it into mm_cpumask().

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc: David Howells <dhowells@...hat.com>
Cc: Koichi Yasutake <yasutake.koichi@...panasonic.com>
---
 arch/mn10300/kernel/smp.c |    2 +-
 arch/mn10300/mm/tlb-smp.c |    6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

mn10300 is one of last two cpu_vm_mask direct access users.

diff --git a/arch/mn10300/kernel/smp.c b/arch/mn10300/kernel/smp.c
index 83fb279..6d59726 100644
--- a/arch/mn10300/kernel/smp.c
+++ b/arch/mn10300/kernel/smp.c
@@ -986,7 +986,7 @@ int __cpu_disable(void)
 		return -EBUSY;
 
 	migrate_irqs();
-	cpu_clear(cpu, current->active_mm->cpu_vm_mask);
+	cpu_clear(cpu, mm_cpumask(current->active_mm));
 	return 0;
 }
 
diff --git a/arch/mn10300/mm/tlb-smp.c b/arch/mn10300/mm/tlb-smp.c
index 0b6a5ad..9d357b4 100644
--- a/arch/mn10300/mm/tlb-smp.c
+++ b/arch/mn10300/mm/tlb-smp.c
@@ -146,7 +146,7 @@ void flush_tlb_mm(struct mm_struct *mm)
 	cpumask_t cpu_mask;
 
 	preempt_disable();
-	cpu_mask = mm->cpu_vm_mask;
+	cpu_mask = mm_cpumask(mm);
 	cpu_clear(smp_processor_id(), cpu_mask);
 
 	local_flush_tlb();
@@ -165,7 +165,7 @@ void flush_tlb_current_task(void)
 	cpumask_t cpu_mask;
 
 	preempt_disable();
-	cpu_mask = mm->cpu_vm_mask;
+	cpu_mask = mm_cpumask(mm);
 	cpu_clear(smp_processor_id(), cpu_mask);
 
 	local_flush_tlb();
@@ -186,7 +186,7 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long va)
 	cpumask_t cpu_mask;
 
 	preempt_disable();
-	cpu_mask = mm->cpu_vm_mask;
+	cpu_mask = mm_cpumask(mm);
 	cpu_clear(smp_processor_id(), cpu_mask);
 
 	local_flush_tlb_page(mm, va);
-- 
1.7.3.1



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