Vaidyanathan Srinivasan <[EMAIL PROTECTED]> writes
in gmane.linux.kernel,gmane.linux.kernel.mm:
> --- linux-2.6.20.orig/mm/pagecache_acct.c
> +++ linux-2.6.20/mm/pagecache_acct.c
> @@ -29,6 +29,7 @@
> #include <linux/uaccess.h>
> #include <asm/div64.h>
> #include <linux/pagecache_acct.h>
> +#include <linux/memcontrol.h>
>
> /*
> * Convert unit from pages to kilobytes
> @@ -337,12 +338,20 @@ int pagecache_acct_cont_overlimit(struct
> return 0;
> }
>
> -extern unsigned long shrink_all_pagecache_memory(unsigned long nr_pages);
> +extern unsigned long shrink_container_memory(unsigned int memory_type,
> + unsigned long nr_pages, void *container);
>
> int pagecache_acct_shrink_used(unsigned long nr_pages)
> {
> unsigned long ret = 0;
> atomic_inc(&reclaim_count);
> +
> + /* Don't call reclaim for each page above limit */
> + if (nr_pages > NR_PAGES_RECLAIM_THRESHOLD) {
> + ret += shrink_container_memory(
> + RECLAIM_PAGECACHE_MEMORY, nr_pages, NULL);
> + }
> +
> return 0;
> }
>
'ret' is not used ?
/ Kari Hurtta
-
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