From cdfda633d235028e9b27381dedb65416409e8729 Mon Sep 17 00:00:00 2001 From: Philipp Reisner Date: Tue, 5 Jul 2011 15:38:59 +0200 Subject: drbd: detach from frozen backing device * drbd-8.3: documentation: Documented detach's --force and disk's --disk-timeout drbd: Implemented the disk-timeout option drbd: Force flag for the detach operation drbd: Allow new IOs while the local disk in in FAILED state drbd: Bitmap IO functions can not return prematurely if the disk breaks drbd: Added a kref to bm_aio_ctx drbd: Hold a reference to ldev while doing meta-data IO drbd: Keep a reference to the bio until the completion handler finished drbd: Implemented wait_until_done_or_disk_failure() drbd: Replaced md_io_mutex by an atomic: md_io_in_use drbd: moved md_io into mdev drbd: Immediately allow completion of IOs, that wait for IO completions on a failed disk drbd: Keep a reference to barrier acked requests Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg --- include/linux/drbd_genl.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'include/linux/drbd_genl.h') diff --git a/include/linux/drbd_genl.h b/include/linux/drbd_genl.h index e879a9324380..2e6cefefe5e5 100644 --- a/include/linux/drbd_genl.h +++ b/include/linux/drbd_genl.h @@ -128,6 +128,7 @@ GENL_struct(DRBD_NLA_DISK_CONF, 3, disk_conf, __flg_field_def(17, DRBD_GENLA_F_MANDATORY, disk_flushes, DRBD_DISK_FLUSHES_DEF) __flg_field_def(18, DRBD_GENLA_F_MANDATORY, disk_drain, DRBD_DISK_DRAIN_DEF) __flg_field_def(19, DRBD_GENLA_F_MANDATORY, md_flushes, DRBD_MD_FLUSHES_DEF) + __u32_field_def(20, DRBD_GENLA_F_MANDATORY, disk_timeout, DRBD_DISK_TIMEOUT_DEF) ) GENL_struct(DRBD_NLA_RESOURCE_OPTS, 4, res_opts, @@ -224,6 +225,10 @@ GENL_struct(DRBD_NLA_DISCONNECT_PARMS, 12, disconnect_parms, __flg_field(1, DRBD_GENLA_F_MANDATORY, force_disconnect) ) +GENL_struct(DRBD_NLA_DETACH_PARMS, 13, detach_parms, + __flg_field(1, DRBD_GENLA_F_MANDATORY, force_detach) +) + /* * Notifications and commands (genlmsghdr->cmd) */ @@ -335,7 +340,9 @@ GENL_op( ) GENL_op(DRBD_ADM_DETACH, 18, GENL_doit(drbd_adm_detach), - GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED)) + GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED) + GENL_tla_expected(DRBD_NLA_DETACH_PARMS, DRBD_GENLA_F_MANDATORY)) + GENL_op(DRBD_ADM_INVALIDATE, 19, GENL_doit(drbd_adm_invalidate), GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED)) GENL_op(DRBD_ADM_INVAL_PEER, 20, GENL_doit(drbd_adm_invalidate_peer), -- cgit v1.2.3-59-g8ed1b