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Add spa _os() hooks

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Add hooks for when spa is created, exported, activated and
deactivated. Used by macOS to attach iokit, and lock
kext as busy (to stop unloads).

Userland, Linux, and, FreeBSD have empty stubs.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Jorgen Lundman <lundman@lundman.net>
Closes #12801
This commit is contained in:
Jorgen Lundman
2022-02-16 08:54:25 +09:00
committed by GitHub
parent 2fb52853dc
commit 4759342a5e
5 changed files with 88 additions and 0 deletions
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include/sys/spa.h
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@@ -1183,6 +1183,11 @@ extern int spa_wait_tag(const char *name, zpool_wait_activity_t activity,
extern void spa_notify_waiters(spa_t *spa);
extern void spa_wake_waiters(spa_t *spa);
extern void spa_import_os(spa_t *spa);
extern void spa_export_os(spa_t *spa);
extern void spa_activate_os(spa_t *spa);
extern void spa_deactivate_os(spa_t *spa);
/* module param call functions */
int param_set_deadman_ziotime(ZFS_MODULE_PARAM_ARGS);
int param_set_deadman_synctime(ZFS_MODULE_PARAM_ARGS);