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authorCong Wang <amwang@redhat.com>2011-11-25 10:14:16 -0500
committerCong Wang <xiyou.wangcong@gmail.com>2012-03-20 09:48:15 -0400
commitbc3e11be88010e09692ed1d214407d56caa90075 (patch)
tree1bb41a2d19055bfecb166ed453252f9910545b32 /arch/sh/mm/cache.c
parent2480b2089210de3353b43419a80d9fa298d76f0e (diff)
sh: remove the second argument of k[un]map_atomic()
Signed-off-by: Cong Wang <amwang@redhat.com>
Diffstat (limited to 'arch/sh/mm/cache.c')
-rw-r--r--arch/sh/mm/cache.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index 5a580ea0442..616966a96cb 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -95,7 +95,7 @@ void copy_user_highpage(struct page *to, struct page *from,
95{ 95{
96 void *vfrom, *vto; 96 void *vfrom, *vto;
97 97
98 vto = kmap_atomic(to, KM_USER1); 98 vto = kmap_atomic(to);
99 99
100 if (boot_cpu_data.dcache.n_aliases && page_mapped(from) && 100 if (boot_cpu_data.dcache.n_aliases && page_mapped(from) &&
101 test_bit(PG_dcache_clean, &from->flags)) { 101 test_bit(PG_dcache_clean, &from->flags)) {
@@ -103,16 +103,16 @@ void copy_user_highpage(struct page *to, struct page *from,
103 copy_page(vto, vfrom); 103 copy_page(vto, vfrom);
104 kunmap_coherent(vfrom); 104 kunmap_coherent(vfrom);
105 } else { 105 } else {
106 vfrom = kmap_atomic(from, KM_USER0); 106 vfrom = kmap_atomic(from);
107 copy_page(vto, vfrom); 107 copy_page(vto, vfrom);
108 kunmap_atomic(vfrom, KM_USER0); 108 kunmap_atomic(vfrom);
109 } 109 }
110 110
111 if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK) || 111 if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK) ||
112 (vma->vm_flags & VM_EXEC)) 112 (vma->vm_flags & VM_EXEC))
113 __flush_purge_region(vto, PAGE_SIZE); 113 __flush_purge_region(vto, PAGE_SIZE);
114 114
115 kunmap_atomic(vto, KM_USER1); 115 kunmap_atomic(vto);
116 /* Make sure this page is cleared on other CPU's too before using it */ 116 /* Make sure this page is cleared on other CPU's too before using it */
117 smp_wmb(); 117 smp_wmb();
118} 118}
@@ -120,14 +120,14 @@ EXPORT_SYMBOL(copy_user_highpage);
120 120
121void clear_user_highpage(struct page *page, unsigned long vaddr) 121void clear_user_highpage(struct page *page, unsigned long vaddr)
122{ 122{
123 void *kaddr = kmap_atomic(page, KM_USER0); 123 void *kaddr = kmap_atomic(page);
124 124
125 clear_page(kaddr); 125 clear_page(kaddr);
126 126
127 if (pages_do_alias((unsigned long)kaddr, vaddr & PAGE_MASK)) 127 if (pages_do_alias((unsigned long)kaddr, vaddr & PAGE_MASK))
128 __flush_purge_region(kaddr, PAGE_SIZE); 128 __flush_purge_region(kaddr, PAGE_SIZE);
129 129
130 kunmap_atomic(kaddr, KM_USER0); 130 kunmap_atomic(kaddr);
131} 131}
132EXPORT_SYMBOL(clear_user_highpage); 132EXPORT_SYMBOL(clear_user_highpage);
133 133