X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=mm%2Fpage_io.c;h=dc6ce0afbded84abdfa553300e6ac9d06e00d0a9;hb=c861ea2cb2c25c1698734d9b0540a09e253690a1;hp=dbffec0d78c98407737ac544cb2ea5ad17a9c7c2;hpb=1709775828de83b099554176b6d4971ebc772962;p=~andy%2Flinux

diff --git a/mm/page_io.c b/mm/page_io.c
index dbffec0d78c..dc6ce0afbde 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -44,14 +44,11 @@ static struct bio *get_swap_bio(gfp_t gfp_flags, pgoff_t index,
 	return bio;
 }
 
-static int end_swap_bio_write(struct bio *bio, unsigned int bytes_done, int err)
+static void end_swap_bio_write(struct bio *bio, int err)
 {
 	const int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
 	struct page *page = bio->bi_io_vec[0].bv_page;
 
-	if (bio->bi_size)
-		return 1;
-
 	if (!uptodate) {
 		SetPageError(page);
 		/*
@@ -71,17 +68,13 @@ static int end_swap_bio_write(struct bio *bio, unsigned int bytes_done, int err)
 	}
 	end_page_writeback(page);
 	bio_put(bio);
-	return 0;
 }
 
-int end_swap_bio_read(struct bio *bio, unsigned int bytes_done, int err)
+void end_swap_bio_read(struct bio *bio, int err)
 {
 	const int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
 	struct page *page = bio->bi_io_vec[0].bv_page;
 
-	if (bio->bi_size)
-		return 1;
-
 	if (!uptodate) {
 		SetPageError(page);
 		ClearPageUptodate(page);
@@ -94,7 +87,6 @@ int end_swap_bio_read(struct bio *bio, unsigned int bytes_done, int err)
 	}
 	unlock_page(page);
 	bio_put(bio);
-	return 0;
 }
 
 /*
@@ -106,7 +98,7 @@ int swap_writepage(struct page *page, struct writeback_control *wbc)
 	struct bio *bio;
 	int ret = 0, rw = WRITE;
 
-	if (remove_exclusive_swap_page(page)) {
+	if (try_to_free_swap(page)) {
 		unlock_page(page);
 		goto out;
 	}
@@ -133,8 +125,8 @@ int swap_readpage(struct file *file, struct page *page)
 	struct bio *bio;
 	int ret = 0;
 
-	BUG_ON(!PageLocked(page));
-	ClearPageUptodate(page);
+	VM_BUG_ON(!PageLocked(page));
+	VM_BUG_ON(PageUptodate(page));
 	bio = get_swap_bio(GFP_KERNEL, page_private(page), page,
 				end_swap_bio_read);
 	if (bio == NULL) {