sparc32: drop btfixup in pgalloc_32.h

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 49 insertions, 24 deletions

diff --git a/arch/sparc/include/asm/pgalloc_32.h b/arch/sparc/include/asm/pgalloc_32.h
index d7ec897eae5b..47bf660ca2e3 100644
--- a/arch/sparc/include/asm/pgalloc_32.h
+++ b/arch/sparc/include/asm/pgalloc_32.h
@@ -4,8 +4,11 @@
 #include <linux/kernel.h>
 #include <linux/sched.h>
 
-#include <asm/page.h>
+#include <asm/pgtsrmmu.h>
 #include <asm/btfixup.h>
+#include <asm/pgtable.h>
+#include <asm/vaddrs.h>
+#include <asm/page.h>
 
 struct page;
 
@@ -15,6 +18,10 @@ extern struct pgtable_cache_struct {
         unsigned long pgtable_cache_sz;
         unsigned long pgd_cache_sz;
 } pgt_quicklists;
+
+unsigned long srmmu_get_nocache(int size, int align);
+void srmmu_free_nocache(unsigned long vaddr, int size);
+
 #define pgd_quicklist           (pgt_quicklists.pgd_cache)
 #define pmd_quicklist           ((unsigned long *)0)
 #define pte_quicklist           (pgt_quicklists.pte_cache)
@@ -23,44 +30,62 @@ extern struct pgtable_cache_struct {
 
 #define check_pgt_cache()       do { } while (0)
 
-BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void)
-#define get_pgd_fast()          BTFIXUP_CALL(get_pgd_fast)()
-
-BTFIXUPDEF_CALL(void, free_pgd_fast, pgd_t *)
-#define free_pgd_fast(pgd)      BTFIXUP_CALL(free_pgd_fast)(pgd)
+pgd_t *get_pgd_fast(void);
+static inline void free_pgd_fast(pgd_t *pgd)
+{
+        srmmu_free_nocache((unsigned long)pgd, SRMMU_PGD_TABLE_SIZE);
+}
 
 #define pgd_free(mm, pgd)       free_pgd_fast(pgd)
 #define pgd_alloc(mm)   get_pgd_fast()
 
-BTFIXUPDEF_CALL(void, pgd_set, pgd_t *, pmd_t *)
-#define pgd_set(pgdp,pmdp) BTFIXUP_CALL(pgd_set)(pgdp,pmdp)
+static inline void pgd_set(pgd_t * pgdp, pmd_t * pmdp)
+{
+        unsigned long pa = __nocache_pa((unsigned long)pmdp);
+
+        set_pte((pte_t *)pgdp, (SRMMU_ET_PTD | (pa >> 4)));
+}
+
 #define pgd_populate(MM, PGD, PMD)      pgd_set(PGD, PMD)
 
-BTFIXUPDEF_CALL(pmd_t *, pmd_alloc_one, struct mm_struct *, unsigned long)
-#define pmd_alloc_one(mm, address)      BTFIXUP_CALL(pmd_alloc_one)(mm, address)
+static inline pmd_t *pmd_alloc_one(struct mm_struct *mm,
+                                   unsigned long address)
+{
+        return (pmd_t *)srmmu_get_nocache(SRMMU_PMD_TABLE_SIZE,
+                                          SRMMU_PMD_TABLE_SIZE);
+}
 
-BTFIXUPDEF_CALL(void, free_pmd_fast, pmd_t *)
-#define free_pmd_fast(pmd)      BTFIXUP_CALL(free_pmd_fast)(pmd)
+static inline void free_pmd_fast(pmd_t * pmd)
+{
+        srmmu_free_nocache((unsigned long)pmd, SRMMU_PMD_TABLE_SIZE);
+}
 
 #define pmd_free(mm, pmd)               free_pmd_fast(pmd)
 #define __pmd_free_tlb(tlb, pmd, addr)  pmd_free((tlb)->mm, pmd)
 
-BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *)
-#define pmd_populate(MM, PMD, PTE)        BTFIXUP_CALL(pmd_populate)(PMD, PTE)
+void pmd_populate(struct mm_struct *mm, pmd_t *pmdp, struct page *ptep);
 #define pmd_pgtable(pmd) pmd_page(pmd)
-BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *)
-#define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE)
 
-BTFIXUPDEF_CALL(pgtable_t , pte_alloc_one, struct mm_struct *, unsigned long)
-#define pte_alloc_one(mm, address)      BTFIXUP_CALL(pte_alloc_one)(mm, address)
-BTFIXUPDEF_CALL(pte_t *, pte_alloc_one_kernel, struct mm_struct *, unsigned long)
-#define pte_alloc_one_kernel(mm, addr)  BTFIXUP_CALL(pte_alloc_one_kernel)(mm, addr)
+void pmd_set(pmd_t *pmdp, pte_t *ptep);
+#define pmd_populate_kernel(MM, PMD, PTE) pmd_set(PMD, PTE)
+
+pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address);
+
+static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
+                                          unsigned long address)
+{
+        return (pte_t *)srmmu_get_nocache(PTE_SIZE, PTE_SIZE);
+}
+
+
+static inline void free_pte_fast(pte_t *pte)
+{
+        srmmu_free_nocache((unsigned long)pte, PTE_SIZE);
+}
 
-BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *)
-#define pte_free_kernel(mm, pte)        BTFIXUP_CALL(free_pte_fast)(pte)
+#define pte_free_kernel(mm, pte)        free_pte_fast(pte)
 
-BTFIXUPDEF_CALL(void, pte_free, pgtable_t )
-#define pte_free(mm, pte)               BTFIXUP_CALL(pte_free)(pte)
+void pte_free(struct mm_struct * mm, pgtable_t pte);
 #define __pte_free_tlb(tlb, pte, addr)  pte_free((tlb)->mm, pte)
 
 #endif /* _SPARC_PGALLOC_H */