diff options
| author | Philipp Reisner <philipp.reisner@linbit.com> | 2010-02-02 23:03:50 +0300 |
|---|---|---|
| committer | Philipp Reisner <philipp.reisner@linbit.com> | 2010-03-11 17:51:23 +0300 |
| commit | cf14c2e987ba0a09a7b09be2ecd55af0bc9c17b4 (patch) | |
| tree | 3e403ecc535e3860ab5835343fd428c77cad9f5c /drivers/block/drbd/drbd_main.c | |
| parent | 8a03ae2a5baed3df09e5643615bdd853fc142a09 (diff) | |
| download | linux-cf14c2e987ba0a09a7b09be2ecd55af0bc9c17b4.tar.xz | |
drbd: --dry-run option for drbdsetup net ( drbdadm -- --dry-run connect <res> )
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_main.c')
| -rw-r--r-- | drivers/block/drbd/drbd_main.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index ab871e00ffc5..b2d347d18c7d 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -1668,7 +1668,7 @@ int drbd_send_sync_param(struct drbd_conf *mdev, struct syncer_conf *sc) int drbd_send_protocol(struct drbd_conf *mdev) { struct p_protocol *p; - int size, rv; + int size, cf, rv; size = sizeof(struct p_protocol); @@ -1685,9 +1685,21 @@ int drbd_send_protocol(struct drbd_conf *mdev) p->after_sb_0p = cpu_to_be32(mdev->net_conf->after_sb_0p); p->after_sb_1p = cpu_to_be32(mdev->net_conf->after_sb_1p); p->after_sb_2p = cpu_to_be32(mdev->net_conf->after_sb_2p); - p->want_lose = cpu_to_be32(mdev->net_conf->want_lose); p->two_primaries = cpu_to_be32(mdev->net_conf->two_primaries); + cf = 0; + if (mdev->net_conf->want_lose) + cf |= CF_WANT_LOSE; + if (mdev->net_conf->dry_run) { + if (mdev->agreed_pro_version >= 92) + cf |= CF_DRY_RUN; + else { + dev_err(DEV, "--dry-run is not supported by peer"); + return 0; + } + } + p->conn_flags = cpu_to_be32(cf); + if (mdev->agreed_pro_version >= 87) strcpy(p->integrity_alg, mdev->net_conf->integrity_alg); |