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| author | Jeff Garzik <jeff@garzik.org> | 2006-12-07 04:57:19 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-12-07 04:57:19 -0500 |
| commit | 8d1413b28033c49c7f1a4d320e815d7a5531acee (patch) | |
| tree | b37281abef014cd60803b81c100388d7a475d49e /include/asm-sh/pgalloc.h | |
| parent | ed25ffa16434724f5ed825aa48734c7f3aefa203 (diff) | |
| parent | 620034c84d1d939717bdfbe02c51a3fee43541c3 (diff) | |
Merge branch 'master' into upstream
Conflicts:
drivers/net/netxen/netxen_nic.h
drivers/net/netxen/netxen_nic_main.c
Diffstat (limited to 'include/asm-sh/pgalloc.h')
| -rw-r--r-- | include/asm-sh/pgalloc.h | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/include/asm-sh/pgalloc.h b/include/asm-sh/pgalloc.h index e841465ab4d..888e4529e6f 100644 --- a/include/asm-sh/pgalloc.h +++ b/include/asm-sh/pgalloc.h @@ -1,13 +1,16 @@ #ifndef __ASM_SH_PGALLOC_H #define __ASM_SH_PGALLOC_H -#define pmd_populate_kernel(mm, pmd, pte) \ - set_pmd(pmd, __pmd(_PAGE_TABLE + __pa(pte))) +static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, + pte_t *pte) +{ + set_pmd(pmd, __pmd((unsigned long)pte)); +} static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, struct page *pte) { - set_pmd(pmd, __pmd(_PAGE_TABLE + page_to_phys(pte))); + set_pmd(pmd, __pmd((unsigned long)page_address(pte))); } /* @@ -15,7 +18,16 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, */ static inline pgd_t *pgd_alloc(struct mm_struct *mm) { - return (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO); + pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_REPEAT); + + if (pgd) { + memset(pgd, 0, USER_PTRS_PER_PGD * sizeof(pgd_t)); + memcpy(pgd + USER_PTRS_PER_PGD, + swapper_pg_dir + USER_PTRS_PER_PGD, + (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t)); + } + + return pgd; } static inline void pgd_free(pgd_t *pgd) |