mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-04 16:15:11 +00:00
Code Issues Releases Wiki Activity

MN10300: Reorder asm/cacheflush.h to put primitives first

Browse source 
Reorder asm/cacheflush.h to put arch primitives first, before the main
functions so that the main functions can be inline asm rather than #defines
when non-trivial.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2010-10-27 17:28:43 +01:00
parent 344af921e6
commit 93c10d3d68
1 changed files with 44 additions and 44 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

88
arch/mn10300/include/asm/cacheflush.h
View file

@ -17,49 +17,7 @@
#include <linux/mm.h>
/*
* virtually-indexed cache management (our cache is physically indexed)
*/
#define flush_cache_all() do {} while (0)
#define flush_cache_mm(mm) do {} while (0)
#define flush_cache_dup_mm(mm) do {} while (0)
#define flush_cache_range(mm, start, end) do {} while (0)
#define flush_cache_page(vma, vmaddr, pfn) do {} while (0)
#define flush_cache_vmap(start, end) do {} while (0)
#define flush_cache_vunmap(start, end) do {} while (0)
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
#define flush_dcache_page(page) do {} while (0)
#define flush_dcache_mmap_lock(mapping) do {} while (0)
#define flush_dcache_mmap_unlock(mapping) do {} while (0)
/*
* physically-indexed cache management
*/
#ifdef CONFIG_MN10300_CACHE_ENABLED
extern void flush_icache_range(unsigned long start, unsigned long end);
extern void flush_icache_page(struct vm_area_struct *vma, struct page *pg);
#else
#define flush_icache_range(start, end) do {} while (0)
#define flush_icache_page(vma, pg) do {} while (0)
#endif
#define flush_icache_user_range(vma, pg, adr, len) \
flush_icache_range(adr, adr + len)
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
memcpy(dst, src, len); \
flush_icache_page(vma, page); \
} while (0)
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
memcpy(dst, src, len)
/*
* primitive routines
* Primitive routines
*/
#ifdef CONFIG_MN10300_CACHE_ENABLED
extern void mn10300_icache_inv(void);
@ -106,7 +64,49 @@ extern void mn10300_dcache_flush_inv_range2(unsigned start, unsigned size);
#endif /* CONFIG_MN10300_CACHE_ENABLED */
/*
* internal debugging function
* Virtually-indexed cache management (our cache is physically indexed)
*/
#define flush_cache_all() do {} while (0)
#define flush_cache_mm(mm) do {} while (0)
#define flush_cache_dup_mm(mm) do {} while (0)
#define flush_cache_range(mm, start, end) do {} while (0)
#define flush_cache_page(vma, vmaddr, pfn) do {} while (0)
#define flush_cache_vmap(start, end) do {} while (0)
#define flush_cache_vunmap(start, end) do {} while (0)
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
#define flush_dcache_page(page) do {} while (0)
#define flush_dcache_mmap_lock(mapping) do {} while (0)
#define flush_dcache_mmap_unlock(mapping) do {} while (0)
/*
* Physically-indexed cache management
*/
#ifdef CONFIG_MN10300_CACHE_ENABLED
extern void flush_icache_range(unsigned long start, unsigned long end);
extern void flush_icache_page(struct vm_area_struct *vma, struct page *pg);
#else
#define flush_icache_range(start, end) do {} while (0)
#define flush_icache_page(vma, pg) do {} while (0)
#endif
#define flush_icache_user_range(vma, pg, adr, len) \
flush_icache_range(adr, adr + len)
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
memcpy(dst, src, len); \
flush_icache_page(vma, page); \
} while (0)
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
memcpy(dst, src, len)
/*
* Internal debugging function
*/
#ifdef CONFIG_DEBUG_PAGEALLOC
extern void kernel_map_pages(struct page *page, int numpages, int enable);