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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2007-08-03 13:29:01 +0200
committerHaavard Skinnemoen <hskinnemoen@atmel.com>2007-08-15 16:36:56 +0200
commite7f3bac95e0bdfd520e065c4a29aad46190fcc99 (patch)
treec793a75643f183ccb083f1f309925a75c941df3f /include/asm-avr32
parent5221b34edfd05ac35c077e071095cf853325320f (diff)
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[AVR32] Simplify pte_alloc_one{,_kernel}
There's really no need to retry an allocation with __GFP_REPEAT set. Also, use get_zeroed_page() and __GFP_ZERO to eliminate the extra call to clear_page() afterwards. Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Diffstat (limited to 'include/asm-avr32')
-rw-r--r--include/asm-avr32/pgalloc.h22
1 files changed, 2 insertions, 20 deletions
diff --git a/include/asm-avr32/pgalloc.h b/include/asm-avr32/pgalloc.h
index 7524814..0e680f4 100644
--- a/include/asm-avr32/pgalloc.h
+++ b/include/asm-avr32/pgalloc.h
@@ -38,18 +38,9 @@ static inline void pgd_free(pgd_t *pgd)
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long address)
{
- int count = 0;
pte_t *pte;
- do {
- pte = (pte_t *) __get_free_page(GFP_KERNEL | __GFP_REPEAT);
- if (pte)
- clear_page(pte);
- else {
- current->state = TASK_UNINTERRUPTIBLE;
- schedule_timeout(HZ);
- }
- } while (!pte && (count++ < 10));
+ pte = (pte_t *)get_zeroed_page(GFP_KERNEL | __GFP_REPEAT);
return pte;
}
@@ -57,18 +48,9 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
static inline struct page *pte_alloc_one(struct mm_struct *mm,
unsigned long address)
{
- int count = 0;
struct page *pte;
- do {
- pte = alloc_pages(GFP_KERNEL, 0);
- if (pte)
- clear_page(page_address(pte));
- else {
- current->state = TASK_UNINTERRUPTIBLE;
- schedule_timeout(HZ);
- }
- } while (!pte && (count++ < 10));
+ pte = alloc_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO);
return pte;
}