reclaim_clean_pages_from_list

Name:reclaim_clean_pages_from_list

Proto:unsigned long reclaim_clean_pages_from_list(struct zone *zone, struct list_head *page_list)

Type:unsigned long

Parameter:

Type	Parameter	Name
struct zone *	zone
struct list_head *	page_list

1504

struct scan_control sc = { This context's GFP mask = GFP_KERNEL, Scan (total_size >> priority) pages at once = The "priority" of VM scanning is how much of the queues we will scan in one* go. A value of 12 for DEF_PRIORITY implies that we will scan 1/4096th of the* queues ("queue_length >> 12") during an aging round., Can mapped pages be reclaimed? = 1, }

1512

LIST_HEAD(clean_pages)

1515

If page_is_file_cache - should the page be on a file LRU or anon LRU?*@page: the page to test* Returns 1 if @page is page cache page backed by a regular filesystem,* or 0 if @page is anonymous, tmpfs or otherwise ram or swap backed && Not PageDirty(page) && Not __PageMovable(page) && Not PageUnevictable(page) Then

1517

ClearPageActive(page)

1518

list_move - delete from one list and add as another's head*@list: the entry to move*@head: the head that will precede our entry

1522

ret = shrink_page_list() returns the number of reclaimed pages

1524

list_splice - join two lists, this is designed for stacks*@list: the new list to add.*@head: the place to add it in the first list.

1525

mod_node_page_state(zone_pgdat, NR_ISOLATED_FILE, - ret)

1526

Return ret

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