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[MIPS] Always use virt_to_phys() when translating kernel addresses

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This patch fixes two places where we used plain 'x - PAGE_OFFSET' to
achieve virtual to physical address convertions. This type of convertion
is no more allowed since commit 6f284a2ce7.

Reported-by: Maxime Bizon <mbizon@freebox.fr>
Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com>

[Build fixes for machines that don't use the generic dma-coherence.h]

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Franck Bui-Huu
2007-03-19 17:36:42 +01:00
committed by Ralf Baechle
parent f33bc55c47
commit c9d0696223
3 changed files with 14 additions and 7 deletions
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2
include/asm-mips/pgtable.h
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@@ -75,7 +75,7 @@ extern void paging_init(void);
* Conversion functions: convert a page and protection to a page entry,
* and a page entry and page directory to the page they refer to.
*/
#define pmd_phys(pmd) (pmd_val(pmd) - PAGE_OFFSET)
#define pmd_phys(pmd) virt_to_phys((void *)pmd_val(pmd))
#define pmd_page(pmd) (pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT))
#define pmd_page_vaddr(pmd) pmd_val(pmd)