diff options
| author | Philipp Reisner <philipp.reisner@linbit.com> | 2010-12-03 14:22:48 (GMT) |
|---|---|---|
| committer | Philipp Reisner <philipp.reisner@linbit.com> | 2011-03-10 10:35:17 (GMT) |
| commit | 2561b9c1f1d63077c41903fc6ad58dc9ec47248b (patch) | |
| tree | 79f4148dce59a9f696e680d70151312721f296cf | |
| parent | 42ff269d1022a86be4f526cf674998c47b7ab856 (diff) | |
| download | linux-fsl-qoriq-2561b9c1f1d63077c41903fc6ad58dc9ec47248b.tar.xz | |
drbd: --force option for disconnect
As the network connection can be lost at any time, a --force option
for disconnect is just a matter of completeness.
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
| -rw-r--r-- | drivers/block/drbd/drbd_nl.c | 15 | ||||
| -rw-r--r-- | include/linux/drbd_nl.h | 4 |
2 files changed, 18 insertions, 1 deletions
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index 6a6dde6..cd0459f 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -1531,6 +1531,21 @@ static int drbd_nl_disconnect(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nl struct drbd_nl_cfg_reply *reply) { int retcode; + struct disconnect dc; + + memset(&dc, 0, sizeof(struct disconnect)); + if (!disconnect_from_tags(mdev, nlp->tag_list, &dc)) { + retcode = ERR_MANDATORY_TAG; + goto fail; + } + + if (dc.force) { + spin_lock_irq(&mdev->req_lock); + if (mdev->state.conn >= C_WF_CONNECTION) + _drbd_set_state(_NS(mdev, conn, C_DISCONNECTING), CS_HARD, NULL); + spin_unlock_irq(&mdev->req_lock); + goto done; + } retcode = _drbd_request_state(mdev, NS(conn, C_DISCONNECTING), CS_ORDERED); diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h index 6fc614b..ab6159e4 100644 --- a/include/linux/drbd_nl.h +++ b/include/linux/drbd_nl.h @@ -69,7 +69,9 @@ NL_PACKET(net_conf, 5, NL_BIT( 70, T_MANDATORY, dry_run) ) -NL_PACKET(disconnect, 6, ) +NL_PACKET(disconnect, 6, + NL_BIT( 84, T_MAY_IGNORE, force) +) NL_PACKET(resize, 7, NL_INT64( 29, T_MAY_IGNORE, resize_size) |