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authorSam Ravnborg <sam@ravnborg.org>2012-05-11 11:35:17 +0000
committerDavid S. Miller <davem@davemloft.net>2012-05-11 19:29:10 -0700
commitafaedde7c9bcbae4ea9ece34990da72da9c360af (patch)
tree8619e72c2b9eb081624285e025ac021d9cae140e
parente7b7e0c356558c4b8aa799a76a88031448ac19c7 (diff)
downloadlinux-afaedde7c9bcbae4ea9ece34990da72da9c360af.tar.bz2
sparc32: use inline versions of pgprot_noncached, pte_to_pgoff and pgoff_to_pte
We no longer have different versions of these so use a few simple static inline functions. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--arch/sparc/include/asm/pgtable_32.h20
-rw-r--r--arch/sparc/kernel/sparc_ksyms_32.c1
-rw-r--r--arch/sparc/mm/srmmu.c21
3 files changed, 14 insertions, 28 deletions
diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h
index 225030bbebb7..f451d439bddb 100644
--- a/arch/sparc/include/asm/pgtable_32.h
+++ b/arch/sparc/include/asm/pgtable_32.h
@@ -267,13 +267,17 @@ BTFIXUPDEF_CALL_CONST(pte_t, mk_pte, struct page *, pgprot_t)
BTFIXUPDEF_CALL_CONST(pte_t, mk_pte_phys, unsigned long, pgprot_t)
BTFIXUPDEF_CALL_CONST(pte_t, mk_pte_io, unsigned long, pgprot_t, int)
-BTFIXUPDEF_CALL_CONST(pgprot_t, pgprot_noncached, pgprot_t)
#define mk_pte(page,pgprot) BTFIXUP_CALL(mk_pte)(page,pgprot)
#define mk_pte_phys(page,pgprot) BTFIXUP_CALL(mk_pte_phys)(page,pgprot)
#define mk_pte_io(page,pgprot,space) BTFIXUP_CALL(mk_pte_io)(page,pgprot,space)
-#define pgprot_noncached(pgprot) BTFIXUP_CALL(pgprot_noncached)(pgprot)
+#define pgprot_noncached pgprot_noncached
+static inline pgprot_t pgprot_noncached(pgprot_t prot)
+{
+ prot &= ~__pgprot(SRMMU_CACHE);
+ return prot;
+}
BTFIXUPDEF_INT(pte_modify_mask)
@@ -352,11 +356,15 @@ BTFIXUPDEF_CALL(swp_entry_t, __swp_entry, unsigned long, unsigned long)
#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
/* file-offset-in-pte helpers */
-BTFIXUPDEF_CALL(unsigned long, pte_to_pgoff, pte_t pte);
-BTFIXUPDEF_CALL(pte_t, pgoff_to_pte, unsigned long pgoff);
+static inline unsigned long pte_to_pgoff(pte_t pte)
+{
+ return pte_val(pte) >> SRMMU_PTE_FILE_SHIFT;
+}
-#define pte_to_pgoff(pte) BTFIXUP_CALL(pte_to_pgoff)(pte)
-#define pgoff_to_pte(off) BTFIXUP_CALL(pgoff_to_pte)(off)
+static inline pte_t pgoff_to_pte(unsigned long pgoff)
+{
+ return __pte((pgoff << SRMMU_PTE_FILE_SHIFT) | SRMMU_FILE);
+}
/*
* This is made a constant because mm/fremap.c required a constant.
diff --git a/arch/sparc/kernel/sparc_ksyms_32.c b/arch/sparc/kernel/sparc_ksyms_32.c
index baeab8720237..fd38a920992d 100644
--- a/arch/sparc/kernel/sparc_ksyms_32.c
+++ b/arch/sparc/kernel/sparc_ksyms_32.c
@@ -40,7 +40,6 @@ EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_sgl));
EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_one));
EXPORT_SYMBOL(BTFIXUP_CALL(mmu_release_scsi_sgl));
EXPORT_SYMBOL(BTFIXUP_CALL(mmu_release_scsi_one));
-EXPORT_SYMBOL(BTFIXUP_CALL(pgprot_noncached));
/* Exporting a symbol from /init/main.c */
EXPORT_SYMBOL(saved_command_line);
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index 2663b92b9ece..d85da15d4183 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -2144,23 +2144,6 @@ static void smp_flush_page_for_dma(unsigned long page)
#endif
-static pte_t srmmu_pgoff_to_pte(unsigned long pgoff)
-{
- return __pte((pgoff << SRMMU_PTE_FILE_SHIFT) | SRMMU_FILE);
-}
-
-static unsigned long srmmu_pte_to_pgoff(pte_t pte)
-{
- return pte_val(pte) >> SRMMU_PTE_FILE_SHIFT;
-}
-
-static pgprot_t srmmu_pgprot_noncached(pgprot_t prot)
-{
- prot &= ~__pgprot(SRMMU_CACHE);
-
- return prot;
-}
-
/* Load up routines and constants for sun4m and sun4d mmu */
void __init ld_mmu_srmmu(void)
{
@@ -2183,7 +2166,6 @@ void __init ld_mmu_srmmu(void)
page_kernel = pgprot_val(SRMMU_PAGE_KERNEL);
/* Functions */
- BTFIXUPSET_CALL(pgprot_noncached, srmmu_pgprot_noncached, BTFIXUPCALL_NORM);
#ifndef CONFIG_SMP
BTFIXUPSET_CALL(___xchg32, ___xchg32_sun4md, BTFIXUPCALL_SWAPG1G2);
#endif
@@ -2250,9 +2232,6 @@ void __init ld_mmu_srmmu(void)
BTFIXUPSET_CALL(mmu_info, srmmu_mmu_info, BTFIXUPCALL_NORM);
- BTFIXUPSET_CALL(pte_to_pgoff, srmmu_pte_to_pgoff, BTFIXUPCALL_NORM);
- BTFIXUPSET_CALL(pgoff_to_pte, srmmu_pgoff_to_pte, BTFIXUPCALL_NORM);
-
get_srmmu_type();
#ifdef CONFIG_SMP