From 642ea3ed9c652bb9e105e55afcb9ad15b040f71f Mon Sep 17 00:00:00 2001 From: Sam Ravnborg Date: Sun, 13 May 2012 08:40:27 +0200 Subject: sparc32: drop btfixup in pgalloc_32.h Signed-off-by: Sam Ravnborg Signed-off-by: David S. Miller --- arch/sparc/mm/srmmu.c | 71 ++++++++++----------------------------------------- 1 file changed, 14 insertions(+), 57 deletions(-) (limited to 'arch/sparc/mm') diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index 54efa92..d9487d8 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -132,10 +132,7 @@ static inline pte_t srmmu_pte_mkold(pte_t pte) static inline void srmmu_ctxd_set(ctxd_t *ctxp, pgd_t *pgdp) { set_pte((pte_t *)ctxp, (SRMMU_ET_PTD | (__nocache_pa((unsigned long) pgdp) >> 4))); } -static inline void srmmu_pgd_set(pgd_t * pgdp, pmd_t * pmdp) -{ set_pte((pte_t *)pgdp, (SRMMU_ET_PTD | (__nocache_pa((unsigned long) pmdp) >> 4))); } - -static void srmmu_pmd_set(pmd_t *pmdp, pte_t *ptep) +void pmd_set(pmd_t *pmdp, pte_t *ptep) { unsigned long ptp; /* Physical address, shifted right by 4 */ int i; @@ -147,7 +144,7 @@ static void srmmu_pmd_set(pmd_t *pmdp, pte_t *ptep) } } -static void srmmu_pmd_populate(pmd_t *pmdp, struct page *ptep) +void pmd_populate(struct mm_struct *mm, pmd_t *pmdp, struct page *ptep) { unsigned long ptp; /* Physical address, shifted right by 4 */ int i; @@ -232,7 +229,7 @@ static unsigned long __srmmu_get_nocache(int size, int align) return (SRMMU_NOCACHE_VADDR + (offset << SRMMU_NOCACHE_BITMAP_SHIFT)); } -static unsigned long srmmu_get_nocache(int size, int align) +unsigned long srmmu_get_nocache(int size, int align) { unsigned long tmp; @@ -244,7 +241,7 @@ static unsigned long srmmu_get_nocache(int size, int align) return tmp; } -static void srmmu_free_nocache(unsigned long vaddr, int size) +void srmmu_free_nocache(unsigned long vaddr, int size) { int offset; @@ -354,7 +351,7 @@ static void __init srmmu_nocache_init(void) flush_tlb_all(); } -static inline pgd_t *srmmu_get_pgd_fast(void) +pgd_t *get_pgd_fast(void) { pgd_t *pgd = NULL; @@ -369,21 +366,6 @@ static inline pgd_t *srmmu_get_pgd_fast(void) return pgd; } -static void srmmu_free_pgd_fast(pgd_t *pgd) -{ - srmmu_free_nocache((unsigned long)pgd, SRMMU_PGD_TABLE_SIZE); -} - -static pmd_t *srmmu_pmd_alloc_one(struct mm_struct *mm, unsigned long address) -{ - return (pmd_t *)srmmu_get_nocache(SRMMU_PMD_TABLE_SIZE, SRMMU_PMD_TABLE_SIZE); -} - -static void srmmu_pmd_free(pmd_t * pmd) -{ - srmmu_free_nocache((unsigned long)pmd, SRMMU_PMD_TABLE_SIZE); -} - /* * Hardware needs alignment to 256 only, but we align to whole page size * to reduce fragmentation problems due to the buddy principle. @@ -392,31 +374,19 @@ static void srmmu_pmd_free(pmd_t * pmd) * Alignments up to the page size are the same for physical and virtual * addresses of the nocache area. */ -static pte_t * -srmmu_pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) -{ - return (pte_t *)srmmu_get_nocache(PTE_SIZE, PTE_SIZE); -} - -static pgtable_t -srmmu_pte_alloc_one(struct mm_struct *mm, unsigned long address) +pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address) { unsigned long pte; struct page *page; - if ((pte = (unsigned long)srmmu_pte_alloc_one_kernel(mm, address)) == 0) + if ((pte = (unsigned long)pte_alloc_one_kernel(mm, address)) == 0) return NULL; page = pfn_to_page( __nocache_pa(pte) >> PAGE_SHIFT ); pgtable_page_ctor(page); return page; } -static void srmmu_free_pte_fast(pte_t *pte) -{ - srmmu_free_nocache((unsigned long)pte, PTE_SIZE); -} - -static void srmmu_pte_free(pgtable_t pte) +void pte_free(struct mm_struct *mm, pgtable_t pte) { unsigned long p; @@ -977,7 +947,7 @@ static void __init srmmu_early_allocate_ptable_skeleton(unsigned long start, if (pmdp == NULL) early_pgtable_allocfail("pmd"); memset(__nocache_fix(pmdp), 0, SRMMU_PMD_TABLE_SIZE); - srmmu_pgd_set(__nocache_fix(pgdp), pmdp); + pgd_set(__nocache_fix(pgdp), pmdp); } pmdp = srmmu_pmd_offset(__nocache_fix(pgdp), start); if(srmmu_pmd_none(*(pmd_t *)__nocache_fix(pmdp))) { @@ -985,7 +955,7 @@ static void __init srmmu_early_allocate_ptable_skeleton(unsigned long start, if (ptep == NULL) early_pgtable_allocfail("pte"); memset(__nocache_fix(ptep), 0, PTE_SIZE); - srmmu_pmd_set(__nocache_fix(pmdp), ptep); + pmd_set(__nocache_fix(pmdp), ptep); } if (start > (0xffffffffUL - PMD_SIZE)) break; @@ -1007,7 +977,7 @@ static void __init srmmu_allocate_ptable_skeleton(unsigned long start, if (pmdp == NULL) early_pgtable_allocfail("pmd"); memset(pmdp, 0, SRMMU_PMD_TABLE_SIZE); - srmmu_pgd_set(pgdp, pmdp); + pgd_set(pgdp, pmdp); } pmdp = srmmu_pmd_offset(pgdp, start); if(srmmu_pmd_none(*pmdp)) { @@ -1016,7 +986,7 @@ static void __init srmmu_allocate_ptable_skeleton(unsigned long start, if (ptep == NULL) early_pgtable_allocfail("pte"); memset(ptep, 0, PTE_SIZE); - srmmu_pmd_set(pmdp, ptep); + pmd_set(pmdp, ptep); } if (start > (0xffffffffUL - PMD_SIZE)) break; @@ -1073,7 +1043,7 @@ static void __init srmmu_inherit_prom_mappings(unsigned long start, if (pmdp == NULL) early_pgtable_allocfail("pmd"); memset(__nocache_fix(pmdp), 0, SRMMU_PMD_TABLE_SIZE); - srmmu_pgd_set(__nocache_fix(pgdp), pmdp); + pgd_set(__nocache_fix(pgdp), pmdp); } pmdp = srmmu_pmd_offset(__nocache_fix(pgdp), start); if(srmmu_pmd_none(*(pmd_t *)__nocache_fix(pmdp))) { @@ -1082,7 +1052,7 @@ static void __init srmmu_inherit_prom_mappings(unsigned long start, if (ptep == NULL) early_pgtable_allocfail("pte"); memset(__nocache_fix(ptep), 0, PTE_SIZE); - srmmu_pmd_set(__nocache_fix(pmdp), ptep); + pmd_set(__nocache_fix(pmdp), ptep); } if(what == 1) { /* @@ -2047,23 +2017,10 @@ void __init load_mmu(void) BTFIXUPSET_CALL(pgd_page_vaddr, srmmu_pgd_page, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(pgd_set, srmmu_pgd_set, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(pmd_set, srmmu_pmd_set, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(pmd_populate, srmmu_pmd_populate, BTFIXUPCALL_NORM); - BTFIXUPSET_INT(pte_modify_mask, SRMMU_CHG_MASK); BTFIXUPSET_CALL(pmd_offset, srmmu_pmd_offset, BTFIXUPCALL_NORM); BTFIXUPSET_CALL(pte_offset_kernel, srmmu_pte_offset, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(free_pte_fast, srmmu_free_pte_fast, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(pte_free, srmmu_pte_free, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(pte_alloc_one_kernel, srmmu_pte_alloc_one_kernel, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(pte_alloc_one, srmmu_pte_alloc_one, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(free_pmd_fast, srmmu_pmd_free, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(pmd_alloc_one, srmmu_pmd_alloc_one, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(free_pgd_fast, srmmu_free_pgd_fast, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(get_pgd_fast, srmmu_get_pgd_fast, BTFIXUPCALL_NORM); - BTFIXUPSET_CALL(update_mmu_cache, srmmu_update_mmu_cache, BTFIXUPCALL_NOP); BTFIXUPSET_CALL(destroy_context, srmmu_destroy_context, BTFIXUPCALL_NORM); -- cgit v1.1