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3a2cba993b
I ported this to sparc64 as per the patch below, tested on UP SunBlade1500 and 24 cpu Niagara T1000. Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Christoph Lameter <clameter@sgi.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Andi Kleen <ak@suse.de> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: William Lee Irwin III <wli@holomorphy.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
73 lines
1.6 KiB
C
73 lines
1.6 KiB
C
/* $Id: pgalloc.h,v 1.30 2001/12/21 04:56:17 davem Exp $ */
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#ifndef _SPARC64_PGALLOC_H
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#define _SPARC64_PGALLOC_H
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <linux/mm.h>
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#include <linux/slab.h>
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#include <linux/quicklist.h>
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#include <asm/spitfire.h>
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#include <asm/cpudata.h>
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#include <asm/cacheflush.h>
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#include <asm/page.h>
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/* Page table allocation/freeing. */
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static inline pgd_t *pgd_alloc(struct mm_struct *mm)
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{
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return quicklist_alloc(0, GFP_KERNEL, NULL);
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}
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static inline void pgd_free(pgd_t *pgd)
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{
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quicklist_free(0, NULL, pgd);
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}
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#define pud_populate(MM, PUD, PMD) pud_set(PUD, PMD)
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static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
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{
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return quicklist_alloc(0, GFP_KERNEL, NULL);
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}
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static inline void pmd_free(pmd_t *pmd)
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{
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quicklist_free(0, NULL, pmd);
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}
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static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
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unsigned long address)
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{
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return quicklist_alloc(0, GFP_KERNEL, NULL);
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}
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static inline struct page *pte_alloc_one(struct mm_struct *mm,
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unsigned long address)
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{
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void *pg = quicklist_alloc(0, GFP_KERNEL, NULL);
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return pg ? virt_to_page(pg) : NULL;
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}
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static inline void pte_free_kernel(pte_t *pte)
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{
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quicklist_free(0, NULL, pte);
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}
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static inline void pte_free(struct page *ptepage)
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{
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quicklist_free_page(0, NULL, ptepage);
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}
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#define pmd_populate_kernel(MM, PMD, PTE) pmd_set(PMD, PTE)
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#define pmd_populate(MM,PMD,PTE_PAGE) \
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pmd_populate_kernel(MM,PMD,page_address(PTE_PAGE))
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static inline void check_pgt_cache(void)
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{
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quicklist_trim(0, NULL, 25, 16);
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}
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#endif /* _SPARC64_PGALLOC_H */
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