diff options
Diffstat (limited to 'lib/cache/lvmcache.c')
| -rw-r--r-- | lib/cache/lvmcache.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/cache/lvmcache.c b/lib/cache/lvmcache.c index 0934b2068..16152e24a 100644 --- a/lib/cache/lvmcache.c +++ b/lib/cache/lvmcache.c @@ -88,6 +88,46 @@ static int _vg_global_lock_held = 0; /* Global lock held when cache wiped? */ static int _found_duplicate_pvs = 0; /* If we never see a duplicate PV we can skip checking for them later. */ static int _suppress_lock_ordering = 0; +static int _importing_clones = 0; +static DM_LIST_INIT(_import_clone_devs); + +int lvmcache_add_import_clone_dev(struct cmd_context *cmd, struct device *dev) +{ + struct device_list *devl; + + if (!(devl = dm_pool_alloc(cmd->mem, sizeof(*devl)))) { + log_error("device_list element allocation failed"); + return 0; + } + devl->dev = dev; + + dm_list_add(&_import_clone_devs, &devl->list); + _importing_clones = 1; + return 1; +} + +int lvmcache_is_import_clone_dev(struct device *dev) +{ + struct device_list *devl; + + dm_list_iterate_items(devl, &_import_clone_devs) { + if (devl->dev == dev) + return 1; + } + return 0; +} + +void lvmcache_clear_import_clone_devs(void) +{ + dm_list_init(&_import_clone_devs); + _importing_clones = 0; +} + +int lvmcache_importing_clones(void) +{ + return _importing_clones; +} + int lvmcache_init(void) { /* |