diff options
Diffstat (limited to 'drivers/w1/w1_family.c')
| -rw-r--r-- | drivers/w1/w1_family.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/w1/w1_family.c b/drivers/w1/w1_family.c index a3c95bd6890a..4a099041f28a 100644 --- a/drivers/w1/w1_family.c +++ b/drivers/w1/w1_family.c @@ -48,12 +48,12 @@ int w1_register_family(struct w1_family *newf) if (!ret) { atomic_set(&newf->refcnt, 0); - newf->need_exit = 0; list_add_tail(&newf->family_entry, &w1_families); } spin_unlock(&w1_flock); - w1_reconnect_slaves(newf); + /* check default devices against the new set of drivers */ + w1_reconnect_slaves(newf, 1); return ret; } @@ -72,11 +72,11 @@ void w1_unregister_family(struct w1_family *fent) break; } } - - fent->need_exit = 1; - spin_unlock(&w1_flock); + /* deatch devices using this family code */ + w1_reconnect_slaves(fent, 0); + while (atomic_read(&fent->refcnt)) { printk(KERN_INFO "Waiting for family %u to become free: refcnt=%d.\n", fent->fid, atomic_read(&fent->refcnt)); @@ -109,8 +109,7 @@ struct w1_family * w1_family_registered(u8 fid) static void __w1_family_put(struct w1_family *f) { - if (atomic_dec_and_test(&f->refcnt)) - f->need_exit = 1; + atomic_dec(&f->refcnt); } void w1_family_put(struct w1_family *f) |