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authorChris Mason <chris.mason@oracle.com>2008-11-18 10:31:22 -0500
committerChris Mason <chris.mason@oracle.com>2008-11-18 10:31:22 -0500
commit9f0ba5bd91d42706ba78f97ec638c6a821db1c5e (patch)
tree89e6c8e6d6135091ee8f1d072dc5f62506ff67d1
parentb4eec2ca1167bae46295aeb66abd15fd52387845 (diff)
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Btrfs: unplug all devices in the unplug call back
For larger multi-device filesystems, there was logic to limit the number of devices unplugged to just the page that was sent to our sync_page function. But, the code wasn't always unplugging the right device. Since this was just an optimization, disable it for now. Signed-off-by: Chris Mason <chris.mason@oracle.com>
-rw-r--r--fs/btrfs/disk-io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e18250a6fd2d..0e8d31274c92 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1214,7 +1214,7 @@ void btrfs_unplug_io_fn(struct backing_dev_info *bdi, struct page *page)
u64 offset;
/* the generic O_DIRECT read code does this */
- if (!page) {
+ if (1 || !page) {
__unplug_io_fn(bdi, page);
return;
}