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| author | Philipp Reisner <philipp.reisner@linbit.com> | 2010-06-29 17:35:34 +0200 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-08-07 18:53:57 +0200 |
| commit | 85f4cc17a62c3ac9edeaf120cdae7261df458053 (patch) | |
| tree | c2895160d9748d0cbe57494083370ba048c9a82a | |
| parent | 6710a5760355be8f2e51682f41b0d3fc76550309 (diff) | |
| download | blackbird-op-linux-85f4cc17a62c3ac9edeaf120cdae7261df458053.tar.gz blackbird-op-linux-85f4cc17a62c3ac9edeaf120cdae7261df458053.zip | |
drbd: Initialize all members of sync_conf to their defaults [Bugz 315]
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Cc: stable@kernel.org
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
| -rw-r--r-- | drivers/block/drbd/drbd_main.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index 0c1e84a751d7..668f06378214 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -2660,9 +2660,24 @@ static void drbd_unplug_fn(struct request_queue *q) static void drbd_set_defaults(struct drbd_conf *mdev) { - mdev->sync_conf.after = DRBD_AFTER_DEF; - mdev->sync_conf.rate = DRBD_RATE_DEF; - mdev->sync_conf.al_extents = DRBD_AL_EXTENTS_DEF; + /* This way we get a compile error when sync_conf grows, + and we forgot to initialize it here */ + mdev->sync_conf = (struct syncer_conf) { + /* .rate = */ DRBD_RATE_DEF, + /* .after = */ DRBD_AFTER_DEF, + /* .al_extents = */ DRBD_AL_EXTENTS_DEF, + /* .dp_volume = */ DRBD_DP_VOLUME_DEF, + /* .dp_interval = */ DRBD_DP_INTERVAL_DEF, + /* .throttle_th = */ DRBD_RS_THROTTLE_TH_DEF, + /* .hold_off_th = */ DRBD_RS_HOLD_OFF_TH_DEF, + /* .verify_alg = */ {}, 0, + /* .cpu_mask = */ {}, 0, + /* .csums_alg = */ {}, 0, + /* .use_rle = */ 0 + }; + + /* Have to use that way, because the layout differs between + big endian and little endian */ mdev->state = (union drbd_state) { { .role = R_SECONDARY, .peer = R_UNKNOWN, |
