diff options
author | James Morris <jmorris@namei.org> | 2010-05-06 10:56:07 +1000 |
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committer | James Morris <jmorris@namei.org> | 2010-05-06 10:56:07 +1000 |
commit | 0ffbe2699cda6afbe08501098dff8a8c2fe6ae09 (patch) | |
tree | 81b1a2305d16c873371b65c5a863c0268036cefe /arch/arm/include/asm/highmem.h | |
parent | 4e5d6f7ec3833c0da9cf34fa5c53c6058c5908b6 (diff) | |
parent | 7ebd467551ed6ae200d7835a84bbda0dcadaa511 (diff) |
Merge branch 'master' into next
Diffstat (limited to 'arch/arm/include/asm/highmem.h')
-rw-r--r-- | arch/arm/include/asm/highmem.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/arm/include/asm/highmem.h b/arch/arm/include/asm/highmem.h index 7f36d00600b..feb988a7ec3 100644 --- a/arch/arm/include/asm/highmem.h +++ b/arch/arm/include/asm/highmem.h @@ -11,7 +11,11 @@ #define kmap_prot PAGE_KERNEL -#define flush_cache_kmaps() flush_cache_all() +#define flush_cache_kmaps() \ + do { \ + if (cache_is_vivt()) \ + flush_cache_all(); \ + } while (0) extern pte_t *pkmap_page_table; @@ -21,11 +25,20 @@ extern void *kmap_high(struct page *page); extern void *kmap_high_get(struct page *page); extern void kunmap_high(struct page *page); +extern void *kmap_high_l1_vipt(struct page *page, pte_t *saved_pte); +extern void kunmap_high_l1_vipt(struct page *page, pte_t saved_pte); + +/* + * The following functions are already defined by <linux/highmem.h> + * when CONFIG_HIGHMEM is not set. + */ +#ifdef CONFIG_HIGHMEM extern void *kmap(struct page *page); extern void kunmap(struct page *page); extern void *kmap_atomic(struct page *page, enum km_type type); extern void kunmap_atomic(void *kvaddr, enum km_type type); extern void *kmap_atomic_pfn(unsigned long pfn, enum km_type type); extern struct page *kmap_atomic_to_page(const void *ptr); +#endif #endif |