ia64/linux-2.6.18-xen.hg

view include/asm-i386/cacheflush.h @ 452:c7ed6fe5dca0

kexec: dont initialise regions in reserve_memory()

There is no need to initialise efi_memmap_res and boot_param_res in
reserve_memory() for the initial xen domain as it is done in
machine_kexec_setup_resources() using values from the kexec hypercall.

Signed-off-by: Simon Horman <horms@verge.net.au>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Feb 28 10:55:18 2008 +0000 (2008-02-28)
parents 831230e53067
children
line source
1 #ifndef _I386_CACHEFLUSH_H
2 #define _I386_CACHEFLUSH_H
4 /* Keep includes the same across arches. */
5 #include <linux/mm.h>
7 /* Caches aren't brain-dead on the intel. */
8 #define flush_cache_all() do { } while (0)
9 #define flush_cache_mm(mm) do { } while (0)
10 #define flush_cache_range(vma, start, end) do { } while (0)
11 #define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
12 #define flush_dcache_page(page) do { } while (0)
13 #define flush_dcache_mmap_lock(mapping) do { } while (0)
14 #define flush_dcache_mmap_unlock(mapping) do { } while (0)
15 #define flush_icache_range(start, end) do { } while (0)
16 #define flush_icache_page(vma,pg) do { } while (0)
17 #define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
18 #define flush_cache_vmap(start, end) do { } while (0)
19 #define flush_cache_vunmap(start, end) do { } while (0)
21 #define copy_to_user_page(vma, page, vaddr, dst, src, len) \
22 memcpy(dst, src, len)
23 #define copy_from_user_page(vma, page, vaddr, dst, src, len) \
24 memcpy(dst, src, len)
26 void global_flush_tlb(void);
27 int change_page_attr(struct page *page, int numpages, pgprot_t prot);
29 #ifdef CONFIG_DEBUG_PAGEALLOC
30 /* internal debugging function */
31 void kernel_map_pages(struct page *page, int numpages, int enable);
32 #endif
34 #ifdef CONFIG_DEBUG_RODATA
35 void mark_rodata_ro(void);
36 #endif
38 #endif /* _I386_CACHEFLUSH_H */