diff options
| author | Lars Ellenberg | 2014-04-01 23:53:30 +0200 |
|---|---|---|
| committer | Philipp Reisner | 2014-07-10 18:35:10 +0200 |
| commit | e37d2438d8e5e4c1225cf94d45347fa207835447 (patch) | |
| tree | bd1756066196e9922c476f75759f4846455c2c63 /drivers/block/drbd/drbd_worker.c | |
| parent | drbd: fix drbd_destroy_device reference count updates (diff) | |
| download | kernel-qcow2-linux-e37d2438d8e5e4c1225cf94d45347fa207835447.tar.gz kernel-qcow2-linux-e37d2438d8e5e4c1225cf94d45347fa207835447.tar.xz kernel-qcow2-linux-e37d2438d8e5e4c1225cf94d45347fa207835447.zip | |
drbd: track meta data IO intent, start and submit time
For diagnostic purposes, track intent, start time
and latest submit time of meta data IO.
Move separate members from struct drbd_device
into the embeded struct drbd_md_io.
s/md_io_(page|in_use)/md_io.\1/
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block/drbd/drbd_worker.c')
| -rw-r--r-- | drivers/block/drbd/drbd_worker.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c index ad57129289b5..3978d9ec6f00 100644 --- a/drivers/block/drbd/drbd_worker.c +++ b/drivers/block/drbd/drbd_worker.c @@ -67,13 +67,10 @@ rwlock_t global_state_lock; */ void drbd_md_io_complete(struct bio *bio, int error) { - struct drbd_md_io *md_io; struct drbd_device *device; - md_io = (struct drbd_md_io *)bio->bi_private; - device = container_of(md_io, struct drbd_device, md_io); - - md_io->error = error; + device = bio->bi_private; + device->md_io.error = error; /* We grabbed an extra reference in _drbd_md_sync_page_io() to be able * to timeout on the lower level device, and eventually detach from it. @@ -87,7 +84,7 @@ void drbd_md_io_complete(struct bio *bio, int error) * ASSERT(atomic_read(&device->md_io_in_use) == 1) there. */ drbd_md_put_buffer(device); - md_io->done = 1; + device->md_io.done = 1; wake_up(&device->misc_wait); bio_put(bio); if (device->ldev) /* special case: drbd_md_read() during drbd_adm_attach() */ |