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Quicklist support for sparc64

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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>
This commit is contained in:
David Miller
2007-05-06 14:49:51 -07:00
committed by Linus Torvalds
parent 6225e93735
commit 3a2cba993b
4 changed files with 19 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
include/asm-sparc64/pgalloc.h
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@ -6,6 +6,7 @@
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/quicklist.h>
#include <asm/spitfire.h>
#include <asm/cpudata.h>
@ -13,52 +14,50 @@
#include <asm/page.h>
/* Page table allocation/freeing. */
extern struct kmem_cache *pgtable_cache;
static inline pgd_t *pgd_alloc(struct mm_struct *mm)
{
return kmem_cache_alloc(pgtable_cache, GFP_KERNEL);
return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pgd_free(pgd_t *pgd)
{
kmem_cache_free(pgtable_cache, pgd);
quicklist_free(0, NULL, pgd);
}
#define pud_populate(MM, PUD, PMD) pud_set(PUD, PMD)
static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
{
return kmem_cache_alloc(pgtable_cache,
GFP_KERNEL|__GFP_REPEAT);
return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pmd_free(pmd_t *pmd)
{
kmem_cache_free(pgtable_cache, pmd);
quicklist_free(0, NULL, pmd);
}
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long address)
{
return kmem_cache_alloc(pgtable_cache,
GFP_KERNEL|__GFP_REPEAT);
return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline struct page *pte_alloc_one(struct mm_struct *mm,
unsigned long address)
{
return virt_to_page(pte_alloc_one_kernel(mm, address));
void *pg = quicklist_alloc(0, GFP_KERNEL, NULL);
return pg ? virt_to_page(pg) : NULL;
}
static inline void pte_free_kernel(pte_t *pte)
{
kmem_cache_free(pgtable_cache, pte);
quicklist_free(0, NULL, pte);
}
static inline void pte_free(struct page *ptepage)
{
pte_free_kernel(page_address(ptepage));
quicklist_free_page(0, NULL, ptepage);
}
@ -66,6 +65,9 @@ static inline void pte_free(struct page *ptepage)
#define pmd_populate(MM,PMD,PTE_PAGE) \
pmd_populate_kernel(MM,PMD,page_address(PTE_PAGE))
#define check_pgt_cache() do { } while (0)
static inline void check_pgt_cache(void)
{
quicklist_trim(0, NULL, 25, 16);
}
#endif /* _SPARC64_PGALLOC_H */