diff options
| author | Will Andrews <[email protected]> | 2021-01-25 17:04:11 -0600 |
|---|---|---|
| committer | GitHub <[email protected]> | 2021-01-25 15:04:11 -0800 |
| commit | f4f50a70488ebad3fa96c2fe4142924215733113 (patch) | |
| tree | 94fe5f57f7fa5b0b07ed53ab3c3d802533618e33 /module/zfs/spa.c | |
| parent | 35ac0ed1fd78a820474658f34dd7661af1bf635f (diff) | |
spa_export_common: refactor common exit points
Create a common exit point for spa_export_common (a very long
function), which avoids missing steps on failure. This work
is helpful for the planned forced pool export changes.
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Will Andrews <[email protected]>
Closes #11514
Diffstat (limited to 'module/zfs/spa.c')
| -rw-r--r-- | module/zfs/spa.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/module/zfs/spa.c b/module/zfs/spa.c index 57a492993..56354a107 100644 --- a/module/zfs/spa.c +++ b/module/zfs/spa.c @@ -6250,6 +6250,7 @@ static int spa_export_common(const char *pool, int new_state, nvlist_t **oldconfig, boolean_t force, boolean_t hardforce) { + int error; spa_t *spa; if (oldconfig) @@ -6302,13 +6303,9 @@ spa_export_common(const char *pool, int new_state, nvlist_t **oldconfig, * references. If we are resetting a pool, allow references by * fault injection handlers. */ - if (!spa_refcount_zero(spa) || - (spa->spa_inject_ref != 0 && - new_state != POOL_STATE_UNINITIALIZED)) { - spa_async_resume(spa); - spa->spa_is_exporting = B_FALSE; - mutex_exit(&spa_namespace_lock); - return (SET_ERROR(EBUSY)); + if (!spa_refcount_zero(spa) || (spa->spa_inject_ref != 0)) { + error = SET_ERROR(EBUSY); + goto fail; } if (spa->spa_sync_on) { @@ -6320,10 +6317,8 @@ spa_export_common(const char *pool, int new_state, nvlist_t **oldconfig, */ if (!force && new_state == POOL_STATE_EXPORTED && spa_has_active_shared_spare(spa)) { - spa_async_resume(spa); - spa->spa_is_exporting = B_FALSE; - mutex_exit(&spa_namespace_lock); - return (SET_ERROR(EXDEV)); + error = SET_ERROR(EXDEV); + goto fail; } /* @@ -6385,6 +6380,12 @@ export_spa: mutex_exit(&spa_namespace_lock); return (0); + +fail: + spa->spa_is_exporting = B_FALSE; + spa_async_resume(spa); + mutex_exit(&spa_namespace_lock); + return (error); } /* |