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Lines 46-51
static int lower_zone_reserve_ratio[MAX_
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int vm_gfp_debug = 0; |
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int vm_gfp_debug = 0; |
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static void FASTCALL(__free_pages_ok (struct page *page, unsigned int order)); |
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static spinlock_t free_pages_ok_no_irq_lock = SPIN_LOCK_UNLOCKED; |
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struct page * free_pages_ok_no_irq_head; |
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static void do_free_pages_ok_no_irq(void * arg) |
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{ |
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struct page * page, * __page; |
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spin_lock_irq(&free_pages_ok_no_irq_lock); |
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page = free_pages_ok_no_irq_head; |
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free_pages_ok_no_irq_head = NULL; |
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spin_unlock_irq(&free_pages_ok_no_irq_lock); |
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while (page) { |
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__page = page; |
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page = page->next_hash; |
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__free_pages_ok(__page, __page->index); |
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} |
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} |
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static struct tq_struct free_pages_ok_no_irq_task = { |
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.routine = do_free_pages_ok_no_irq, |
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}; |
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/* |
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/* |
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* Temporary debugging check. |
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* Temporary debugging check. |
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*/ |
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*/ |
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Lines 81-87
int vm_gfp_debug = 0;
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* -- wli |
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* -- wli |
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*/ |
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*/ |
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static void FASTCALL(__free_pages_ok (struct page *page, unsigned int order)); |
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static void __free_pages_ok (struct page *page, unsigned int order) |
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static void __free_pages_ok (struct page *page, unsigned int order) |
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{ |
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{ |
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unsigned long index, page_idx, mask, flags; |
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unsigned long index, page_idx, mask, flags; |
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Lines 94-101
static void __free_pages_ok (struct page
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* a reference to a page in order to pin it for io. -ben |
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* a reference to a page in order to pin it for io. -ben |
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*/ |
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*/ |
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if (PageLRU(page)) { |
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if (PageLRU(page)) { |
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if (unlikely(in_interrupt())) |
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if (unlikely(in_interrupt())) { |
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BUG(); |
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unsigned long flags; |
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spin_lock_irqsave(&free_pages_ok_no_irq_lock, flags); |
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page->next_hash = free_pages_ok_no_irq_head; |
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free_pages_ok_no_irq_head = page; |
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page->index = order; |
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spin_unlock_irqrestore(&free_pages_ok_no_irq_lock, flags); |
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schedule_task(&free_pages_ok_no_irq_task); |
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return; |
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} |
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lru_cache_del(page); |
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lru_cache_del(page); |
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} |
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} |
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