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authorAkinobu Mita <akinobu.mita@gmail.com>2011-01-31 05:30:07 -0500
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2011-01-31 05:30:21 -0500
commit786cca889264836fad841757a1bf1bbaa7a16010 (patch)
tree929367635d4f09548ee7fc3314b7b77bbd1c4090 /arch/s390/include/asm/cacheflush.h
parentc84ca00819e8a441d79c61883a275d8982f04cb2 (diff)
[S390] use asm-generic/cacheflush.h
The implementation of the cache flushing interfaces on the s390 is identical with the default implementation in asm-generic. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/cacheflush.h')
-rw-r--r--arch/s390/include/asm/cacheflush.h23
1 files changed, 1 insertions, 22 deletions
diff --git a/arch/s390/include/asm/cacheflush.h b/arch/s390/include/asm/cacheflush.h
index 405cc97c624..7e1f7762062 100644
--- a/arch/s390/include/asm/cacheflush.h
+++ b/arch/s390/include/asm/cacheflush.h
@@ -1,29 +1,8 @@
1#ifndef _S390_CACHEFLUSH_H 1#ifndef _S390_CACHEFLUSH_H
2#define _S390_CACHEFLUSH_H 2#define _S390_CACHEFLUSH_H
3 3
4/* Keep includes the same across arches. */
5#include <linux/mm.h>
6
7/* Caches aren't brain-dead on the s390. */ 4/* Caches aren't brain-dead on the s390. */
8#define flush_cache_all() do { } while (0) 5#include <asm-generic/cacheflush.h>
9#define flush_cache_mm(mm) do { } while (0)
10#define flush_cache_dup_mm(mm) do { } while (0)
11#define flush_cache_range(vma, start, end) do { } while (0)
12#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
13#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
14#define flush_dcache_page(page) do { } while (0)
15#define flush_dcache_mmap_lock(mapping) do { } while (0)
16#define flush_dcache_mmap_unlock(mapping) do { } while (0)
17#define flush_icache_range(start, end) do { } while (0)
18#define flush_icache_page(vma,pg) do { } while (0)
19#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
20#define flush_cache_vmap(start, end) do { } while (0)
21#define flush_cache_vunmap(start, end) do { } while (0)
22
23#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
24 memcpy(dst, src, len)
25#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
26 memcpy(dst, src, len)
27 6
28#ifdef CONFIG_DEBUG_PAGEALLOC 7#ifdef CONFIG_DEBUG_PAGEALLOC
29void kernel_map_pages(struct page *page, int numpages, int enable); 8void kernel_map_pages(struct page *page, int numpages, int enable);