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authorChristoph Hellwig <hch@lst.de>2015-05-19 10:23:23 +0300
committerJens Axboe <axboe@fb.com>2015-05-19 18:19:59 +0300
commit343df3c79c62b644ce6ff5dff96c9e0be1ecb242 (patch)
treee9fda2a8f83de9c33a824551603e2cbfd883db53 /mm/page_io.c
parentb2dbe0a60f1bcf4db5c701f1577b3135c3159eb5 (diff)
downloadlinux-343df3c79c62b644ce6ff5dff96c9e0be1ecb242.tar.xz
suspend: simplify block I/O handling
Stop abusing struct page functionality and the swap end_io handler, and instead add a modified version of the blk-lib.c bio_batch helpers. Also move the block I/O code into swap.c as they are directly tied into each other. Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Pavel Machek <pavel@ucw.cz> Tested-by: Ming Lin <mlin@kernel.org> Acked-by: Pavel Machek <pavel@ucw.cz> Acked-by: Rafael J. Wysocki <rjw@rjwysocki.net> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'mm/page_io.c')
-rw-r--r--mm/page_io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/page_io.c b/mm/page_io.c
index 6424869e275e..520baa4b04d7 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -69,7 +69,7 @@ void end_swap_bio_write(struct bio *bio, int err)
bio_put(bio);
}
-void end_swap_bio_read(struct bio *bio, int err)
+static 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;