linux-kernel - [PATCH 02/62] include/linux/highmem.h: remove the second argument of k[un]map

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Message-Id: <1322371662-26166-3-git-send-email-amwang@redhat.com>
Date:	Sun, 27 Nov 2011 13:26:42 +0800
From:	Cong Wang <amwang@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	akpm@...ux-foundation.org, Cong Wang <amwang@...hat.com>,
	Christoph Lameter <cl@...ux.com>, Tejun Heo <tj@...nel.org>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: [PATCH 02/62] include/linux/highmem.h: remove the second argument of k[un]map_atomic()


Signed-off-by: Cong Wang <amwang@...hat.com>
---
 include/linux/highmem.h |   28 ++++++++++++++--------------
 1 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 9fb439f..42ac049 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -163,9 +163,9 @@ static inline void __deprecated kunmap_atomic_deprecated(void *addr,
 #ifndef clear_user_highpage
 static inline void clear_user_highpage(struct page *page, unsigned long vaddr)
 {
-	void *addr = kmap_atomic(page, KM_USER0);
+	void *addr = kmap_atomic(page);
 	clear_user_page(addr, vaddr, page);
-	kunmap_atomic(addr, KM_USER0);
+	kunmap_atomic(addr);
 }
 #endif
 
@@ -216,16 +216,16 @@ alloc_zeroed_user_highpage_movable(struct vm_area_struct *vma,
 
 static inline void clear_highpage(struct page *page)
 {
-	void *kaddr = kmap_atomic(page, KM_USER0);
+	void *kaddr = kmap_atomic(page);
 	clear_page(kaddr);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 }
 
 static inline void zero_user_segments(struct page *page,
 	unsigned start1, unsigned end1,
 	unsigned start2, unsigned end2)
 {
-	void *kaddr = kmap_atomic(page, KM_USER0);
+	void *kaddr = kmap_atomic(page);
 
 	BUG_ON(end1 > PAGE_SIZE || end2 > PAGE_SIZE);
 
@@ -235,7 +235,7 @@ static inline void zero_user_segments(struct page *page,
 	if (end2 > start2)
 		memset(kaddr + start2, 0, end2 - start2);
 
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 	flush_dcache_page(page);
 }
 
@@ -264,11 +264,11 @@ static inline void copy_user_highpage(struct page *to, struct page *from,
 {
 	char *vfrom, *vto;
 
-	vfrom = kmap_atomic(from, KM_USER0);
-	vto = kmap_atomic(to, KM_USER1);
+	vfrom = kmap_atomic(from);
+	vto = kmap_atomic(to);
 	copy_user_page(vto, vfrom, vaddr, to);
-	kunmap_atomic(vto, KM_USER1);
-	kunmap_atomic(vfrom, KM_USER0);
+	kunmap_atomic(vto);
+	kunmap_atomic(vfrom);
 }
 
 #endif
@@ -277,11 +277,11 @@ static inline void copy_highpage(struct page *to, struct page *from)
 {
 	char *vfrom, *vto;
 
-	vfrom = kmap_atomic(from, KM_USER0);
-	vto = kmap_atomic(to, KM_USER1);
+	vfrom = kmap_atomic(from);
+	vto = kmap_atomic(to);
 	copy_page(vto, vfrom);
-	kunmap_atomic(vto, KM_USER1);
-	kunmap_atomic(vfrom, KM_USER0);
+	kunmap_atomic(vto);
+	kunmap_atomic(vfrom);
 }
 
 #endif /* _LINUX_HIGHMEM_H */
-- 
1.7.4.4

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