bg = btrfs_lookup_block_group(fs_info, bytenr);
ASSERT(bg);
if (atomic_dec_and_test(&bg->nocow_writers))
- wake_up_atomic_t(&bg->nocow_writers);
+ wake_up_var(&bg->nocow_writers);
/*
* Once for our lookup and once for the lookup done by a previous call
* to btrfs_inc_nocow_writers()
void btrfs_wait_nocow_writers(struct btrfs_block_group_cache *bg)
{
- wait_on_atomic_t(&bg->nocow_writers, atomic_t_wait,
- TASK_UNINTERRUPTIBLE);
+ wait_var_event(&bg->nocow_writers, !atomic_read(&bg->nocow_writers));
}
static const char *alloc_name(u64 flags)
bg = btrfs_lookup_block_group(fs_info, start);
ASSERT(bg);
if (atomic_dec_and_test(&bg->reservations))
- wake_up_atomic_t(&bg->reservations);
+ wake_up_var(&bg->reservations);
btrfs_put_block_group(bg);
}
down_write(&space_info->groups_sem);
up_write(&space_info->groups_sem);
- wait_on_atomic_t(&bg->reservations, atomic_t_wait,
- TASK_UNINTERRUPTIBLE);
+ wait_var_event(&bg->reservations, !atomic_read(&bg->reservations));
}
/**
ret = btrfs_start_write_no_snapshotting(root);
if (ret)
break;
- wait_on_atomic_t(&root->will_be_snapshotted, atomic_t_wait,
- TASK_UNINTERRUPTIBLE);
+ wait_var_event(&root->will_be_snapshotted,
+ !atomic_read(&root->will_be_snapshotted));
}
}