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authorMatthew Macy <[email protected]>2020-04-09 09:59:31 -0700
committerGitHub <[email protected]>2020-04-09 09:59:31 -0700
commit8b27e08ed8c6d854ee3c398773407dfac24d7578 (patch)
tree9db66d4f1e9ffe9555ac9bd6132e1eee6e1c5a1b /module/zfs
parent68dde63d138882860109178f4ab0b7b1b1bb3cfd (diff)
Add separate field for indicating that spa is in middle of split
By default it's not possible to open a device already owned by an active vdev. It's necessary to make an exception to this for vdev split. The FreeBSD platform code will make an exception if spa_is splitting is set to to true. Reviewed-by: Brian Behlendorf <[email protected]> Reviewed-by: Ryan Moeller <[email protected]> Signed-off-by: Matt Macy <[email protected]> Closes #10178
Diffstat (limited to 'module/zfs')
-rw-r--r--module/zfs/spa.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/module/zfs/spa.c b/module/zfs/spa.c
index 72a54ebce..0d4646c15 100644
--- a/module/zfs/spa.c
+++ b/module/zfs/spa.c
@@ -7477,6 +7477,7 @@ spa_vdev_split_mirror(spa_t *spa, char *newname, nvlist_t *config,
list_destroy(&vd_trim_list);
newspa->spa_config_source = SPA_CONFIG_SRC_SPLIT;
+ newspa->spa_is_splitting = B_TRUE;
/* create the new pool from the disks of the original pool */
error = spa_load(newspa, SPA_LOAD_IMPORT, SPA_IMPORT_ASSEMBLE);
@@ -7554,6 +7555,7 @@ spa_vdev_split_mirror(spa_t *spa, char *newname, nvlist_t *config,
spa_history_log_internal(newspa, "split", NULL,
"from pool %s", spa_name(spa));
+ newspa->spa_is_splitting = B_FALSE;
kmem_free(vml, children * sizeof (vdev_t *));
/* if we're not going to mount the filesystems in userland, export */