Re: [PATCH] mm: Implement Swap Prefetching v23

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Con Kolivas wrote:

Just so it's clear I understand, is this what you (both) had in mind?
Inline so it's not built for !CONFIG_SWAP_PREFETCH


Close...

Index: linux-2.6.16-rc2-ck1/mm/swap.c
===================================================================
--- linux-2.6.16-rc2-ck1.orig/mm/swap.c	2006-02-09 21:53:37.000000000 +1100
+++ linux-2.6.16-rc2-ck1/mm/swap.c	2006-02-10 16:22:45.000000000 +1100
@@ -156,6 +156,13 @@ void fastcall lru_cache_add_active(struc
 	put_cpu_var(lru_add_active_pvecs);
 }
+inline void lru_cache_add_tail(struct page *page)

Is this inline going to do what you intend?

+{
+	struct zone *zone = page_zone(page);
+

    spin_lock_irq(&zone->lru_lock);

+	add_page_to_inactive_list_tail(zone, page);

    spin_unlock_irq(&zone->lru_lock);

+}
+
 static void __lru_add_drain(int cpu)
 {
 	struct pagevec *pvec = &per_cpu(lru_add_pvecs, cpu);

--
SUSE Labs, Novell Inc.
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