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-rw-r--r--mm/swapfile.c20
1 files changed, 0 insertions, 20 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c
index f28745855772..eec5ca758a23 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -1372,26 +1372,6 @@ out:
1372 return ret; 1372 return ret;
1373} 1373}
1374 1374
1375#if 0 /* We don't need this yet */
1376#include <linux/backing-dev.h>
1377int page_queue_congested(struct page *page)
1378{
1379 struct backing_dev_info *bdi;
1380
1381 VM_BUG_ON(!PageLocked(page)); /* It pins the swap_info_struct */
1382
1383 if (PageSwapCache(page)) {
1384 swp_entry_t entry = { .val = page_private(page) };
1385 struct swap_info_struct *sis;
1386
1387 sis = get_swap_info_struct(swp_type(entry));
1388 bdi = sis->bdev->bd_inode->i_mapping->backing_dev_info;
1389 } else
1390 bdi = page->mapping->backing_dev_info;
1391 return bdi_write_congested(bdi);
1392}
1393#endif
1394
1395asmlinkage long sys_swapoff(const char __user * specialfile) 1375asmlinkage long sys_swapoff(const char __user * specialfile)
1396{ 1376{
1397 struct swap_info_struct * p = NULL; 1377 struct swap_info_struct * p = NULL;