diff options
| author | Jan Beulich <jbeulich@novell.com> | 2007-04-02 14:50:14 +0100 |
|---|---|---|
| committer | Dave Jones <davej@redhat.com> | 2007-04-26 14:22:50 -0400 |
| commit | 9eeee244142562cba4f9fbc93962acf6a61847b5 (patch) | |
| tree | 647ff0de4f6bdf9dacf9a5c80a9514bd073f3016 /include | |
| parent | 77ec430ec3b5c6b9bd6dcb0ff9764d9c95bbd227 (diff) | |
[AGPGART] Move [un]map_page_into_agp into asm/agp.h
Remove an arch-dependent hunk in favor of #define-ing the respective bits in
asm-<arch>/agp.h (allowing easier overriding in para-virtualized environments).
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-i386/agp.h | 6 | ||||
| -rw-r--r-- | include/asm-x86_64/agp.h | 6 |
2 files changed, 8 insertions, 4 deletions
diff --git a/include/asm-i386/agp.h b/include/asm-i386/agp.h index 9075083bab7..6af173dbf12 100644 --- a/include/asm-i386/agp.h +++ b/include/asm-i386/agp.h @@ -12,8 +12,10 @@ * data corruption on some CPUs. */ -int map_page_into_agp(struct page *page); -int unmap_page_from_agp(struct page *page); +/* Caller's responsibility to call global_flush_tlb() for + * performance reasons */ +#define map_page_into_agp(page) change_page_attr(page, 1, PAGE_KERNEL_NOCACHE) +#define unmap_page_from_agp(page) change_page_attr(page, 1, PAGE_KERNEL) #define flush_agp_mappings() global_flush_tlb() /* Could use CLFLUSH here if the cpu supports it. But then it would diff --git a/include/asm-x86_64/agp.h b/include/asm-x86_64/agp.h index 06c52ee9c06..de338666f3f 100644 --- a/include/asm-x86_64/agp.h +++ b/include/asm-x86_64/agp.h @@ -10,8 +10,10 @@ * with different cachability attributes for the same page. */ -int map_page_into_agp(struct page *page); -int unmap_page_from_agp(struct page *page); +/* Caller's responsibility to call global_flush_tlb() for + * performance reasons */ +#define map_page_into_agp(page) change_page_attr(page, 1, PAGE_KERNEL_NOCACHE) +#define unmap_page_from_agp(page) change_page_attr(page, 1, PAGE_KERNEL) #define flush_agp_mappings() global_flush_tlb() /* Could use CLFLUSH here if the cpu supports it. But then it would |