mirror of
https://github.com/vincentmli/bpfire.git
synced 2026-05-13 16:11:37 +02:00
38 lines
1.3 KiB
Diff
38 lines
1.3 KiB
Diff
--- linux-next.orig/mm/vmscan.c 2010-07-28 16:22:21.000000000 +0800
|
|
+++ linux-next/mm/vmscan.c 2010-07-28 16:23:35.000000000 +0800
|
|
@@ -324,8 +324,7 @@ typedef enum {
|
|
* pageout is called by shrink_page_list() for each dirty page.
|
|
* Calls ->writepage().
|
|
*/
|
|
-static pageout_t pageout(struct page *page, struct address_space *mapping,
|
|
- enum pageout_io sync_writeback)
|
|
+static pageout_t pageout(struct page *page, struct address_space *mapping)
|
|
{
|
|
/*
|
|
* If the page is dirty, only perform writeback if that write
|
|
@@ -384,14 +383,6 @@ static pageout_t pageout(struct page *pa
|
|
return PAGE_ACTIVATE;
|
|
}
|
|
|
|
- /*
|
|
- * Wait on writeback if requested to. This happens when
|
|
- * direct reclaiming a large contiguous area and the
|
|
- * first attempt to free a range of pages fails.
|
|
- */
|
|
- if (PageWriteback(page) && sync_writeback == PAGEOUT_IO_SYNC)
|
|
- wait_on_page_writeback(page);
|
|
-
|
|
if (!PageWriteback(page)) {
|
|
/* synchronous write or broken a_ops? */
|
|
ClearPageReclaim(page);
|
|
@@ -727,7 +718,7 @@ static unsigned long shrink_page_list(st
|
|
goto keep_locked;
|
|
|
|
/* Page is dirty, try to write it out here */
|
|
- switch (pageout(page, mapping, sync_writeback)) {
|
|
+ switch (pageout(page, mapping)) {
|
|
case PAGE_KEEP:
|
|
goto keep_locked;
|
|
case PAGE_ACTIVATE:
|
|
|