diff options
Diffstat (limited to 'drivers/s390/cio/css.c')
| -rw-r--r-- | drivers/s390/cio/css.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index cf9d27c6f44..bc3a8e4a49f 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -158,12 +158,17 @@ static int css_sch_device_register(struct subchannel *sch) return ret; } +/** + * css_sch_device_unregister - unregister a subchannel + * @sch: subchannel to be unregistered + */ void css_sch_device_unregister(struct subchannel *sch) { mutex_lock(&sch->reg_mutex); device_unregister(&sch->dev); mutex_unlock(&sch->reg_mutex); } +EXPORT_SYMBOL_GPL(css_sch_device_unregister); static void ssd_from_pmcw(struct chsc_ssd_info *ssd, struct pmcw *pmcw) { |