Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[linux-2.6-microblaze.git] / include / linux / genhd.h

diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index a927829..6fbe585 100644 (file)
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -245,6 +245,18 @@ static inline bool disk_part_scan_enabled(struct gendisk *disk)
                !(disk->flags & GENHD_FL_NO_PART_SCAN);
 }
 
+static inline bool disk_has_partitions(struct gendisk *disk)
+{
+       bool ret = false;
+
+       rcu_read_lock();
+       if (rcu_dereference(disk->part_tbl)->len > 1)
+               ret = true;
+       rcu_read_unlock();
+
+       return ret;
+}
+
 static inline dev_t disk_devt(struct gendisk *disk)
 {
        return MKDEV(disk->major, disk->first_minor);