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sparc32: use inline versions of pgprot_noncached, pte_to_pgoff and pgoff_to_pte

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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>
This commit is contained in:
Sam Ravnborg 2012-05-11 11:35:17 +00:00 committed by David S. Miller
parent e7b7e0c356
commit afaedde7c9
3 changed files with 14 additions and 28 deletions
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20
arch/sparc/include/asm/pgtable_32.h
View File

@ -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.

1
arch/sparc/kernel/sparc_ksyms_32.c
View File

@ -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);

21
arch/sparc/mm/srmmu.c
View File

@ -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