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authorJens Axboe <jens.axboe@oracle.com>2009-02-16 10:25:40 +0100
committerJens Axboe <jens.axboe@oracle.com>2009-02-18 10:32:00 +0100
commit93dbb393503d53cd226e5e1f0088fe8f4dbaa2b8 (patch)
tree790365e207951cf6810e8995f3141ddc0b74519b /kernel
parentc1c201200a359cf3b6e2e36a4236cdca77a3cd8e (diff)
downloadblackbird-op-linux-93dbb393503d53cd226e5e1f0088fe8f4dbaa2b8.tar.gz
blackbird-op-linux-93dbb393503d53cd226e5e1f0088fe8f4dbaa2b8.zip
block: fix bad definition of BIO_RW_SYNC
We can't OR shift values, so get rid of BIO_RW_SYNC and use BIO_RW_SYNCIO and BIO_RW_UNPLUG explicitly. This brings back the behaviour from before 213d9417fec62ef4c3675621b9364a667954d4dd. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/power/swap.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 6da14358537c..505f319e489c 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -60,6 +60,7 @@ static struct block_device *resume_bdev;
static int submit(int rw, pgoff_t page_off, struct page *page,
struct bio **bio_chain)
{
+ const int bio_rw = rw | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG);
struct bio *bio;
bio = bio_alloc(__GFP_WAIT | __GFP_HIGH, 1);
@@ -80,7 +81,7 @@ static int submit(int rw, pgoff_t page_off, struct page *page,
bio_get(bio);
if (bio_chain == NULL) {
- submit_bio(rw | (1 << BIO_RW_SYNC), bio);
+ submit_bio(bio_rw, bio);
wait_on_page_locked(page);
if (rw == READ)
bio_set_pages_dirty(bio);
@@ -90,7 +91,7 @@ static int submit(int rw, pgoff_t page_off, struct page *page,
get_page(page); /* These pages are freed later */
bio->bi_private = *bio_chain;
*bio_chain = bio;
- submit_bio(rw | (1 << BIO_RW_SYNC), bio);
+ submit_bio(bio_rw, bio);
}
return 0;
}
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