Commit 084f71ae authored by KOSAKI Motohiro's avatar KOSAKI Motohiro Committed by Linus Torvalds

mm: kill page_queue_congested()

page_queue_congested() was introduced in 2002, but it was never used
Signed-off-by: default avatarKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 9f572e3f
......@@ -1372,26 +1372,6 @@ static int setup_swap_extents(struct swap_info_struct *sis, sector_t *span)
return ret;
}
#if 0 /* We don't need this yet */
#include <linux/backing-dev.h>
int page_queue_congested(struct page *page)
{
struct backing_dev_info *bdi;
VM_BUG_ON(!PageLocked(page)); /* It pins the swap_info_struct */
if (PageSwapCache(page)) {
swp_entry_t entry = { .val = page_private(page) };
struct swap_info_struct *sis;
sis = get_swap_info_struct(swp_type(entry));
bdi = sis->bdev->bd_inode->i_mapping->backing_dev_info;
} else
bdi = page->mapping->backing_dev_info;
return bdi_write_congested(bdi);
}
#endif
asmlinkage long sys_swapoff(const char __user * specialfile)
{
struct swap_info_struct * p = NULL;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment