c/mirror_zfs
1
0
Fork 0
mirror of https://git.proxmox.com/git/mirror_zfs.git synced 2024-12-25 18:59:33 +03:00
Code Issues Packages Projects Releases Wiki Activity

Add spa _os() hooks

Browse Source 
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
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 88 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
include/sys/spa.h
View File

@ -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);

24
lib/libzpool/kernel.c
View File

@ -1405,3 +1405,27 @@ zfsvfs_update_fromname(const char *oldname, const char *newname)
{
(void) oldname, (void) newname;
}
void
spa_import_os(spa_t *spa)
{
(void) spa;
}
void
spa_export_os(spa_t *spa)
{
(void) spa;
}
void
spa_activate_os(spa_t *spa)
{
(void) spa;
}
void
spa_deactivate_os(spa_t *spa)
{
(void) spa;
}

24
module/os/freebsd/zfs/spa_os.c
View File

@ -268,3 +268,27 @@ spa_history_zone(void)
{
return ("freebsd");
}
void
spa_import_os(spa_t *spa)
{
(void) spa;
}
void
spa_export_os(spa_t *spa)
{
(void) spa;
}
void
spa_activate_os(spa_t *spa)
{
(void) spa;
}
void
spa_deactivate_os(spa_t *spa)
{
(void) spa;
}

24
module/os/linux/zfs/spa_misc_os.c
View File

@ -108,3 +108,27 @@ spa_history_zone(void)
{
return ("linux");
}
void
spa_import_os(spa_t *spa)
{
(void) spa;
}
void
spa_export_os(spa_t *spa)
{
(void) spa;
}
void
spa_activate_os(spa_t *spa)
{
(void) spa;
}
void
spa_deactivate_os(spa_t *spa)
{
(void) spa;
}

11
module/zfs/spa.c
View File

@ -1315,6 +1315,8 @@ spa_activate(spa_t *spa, spa_mode_t mode)
spa_error_entry_compare, sizeof (spa_error_entry_t),
offsetof(spa_error_entry_t, se_avl));
spa_activate_os(spa);
spa_keystore_init(&spa->spa_keystore);
/*
@ -1451,6 +1453,9 @@ spa_deactivate(spa_t *spa)
thread_join(spa->spa_did);
spa->spa_did = 0;
}
spa_deactivate_os(spa);
}
/*
@ -6031,6 +6036,8 @@ spa_create(const char *pool, nvlist_t *nvroot, nvlist_t *props,
spa->spa_minref = zfs_refcount_count(&spa->spa_refcount);
spa->spa_load_state = SPA_LOAD_NONE;
spa_import_os(spa);
mutex_exit(&spa_namespace_lock);
return (0);
@ -6214,6 +6221,8 @@ spa_import(char *pool, nvlist_t *config, nvlist_t *props, uint64_t flags)
zvol_create_minors_recursive(pool);
spa_import_os(spa);
return (0);
}
@ -6461,6 +6470,8 @@ spa_export_common(const char *pool, int new_state, nvlist_t **oldconfig,
}
export_spa:
spa_export_os(spa);
if (new_state == POOL_STATE_DESTROYED)
spa_event_notify(spa, NULL, NULL, ESC_ZFS_POOL_DESTROY);
else if (new_state == POOL_STATE_EXPORTED)