include/linux/list_bl.h: use bool instead of int for boolean functions

hlist_bl_unhashed() and hlist_bl_empty() are all boolean functions, so
return bool instead of int.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/include/linux/list_bl.h b/include/linux/list_bl.h
index ee7229a6c06ae5e0f130056c8fadc80d0b733601..cb483305e1f5af4e856a05446a02fbcfacf61165 100644 (file)
--- a/include/linux/list_bl.h
+++ b/include/linux/list_bl.h
@@ -48,7 +48,7 @@ static inline void INIT_HLIST_BL_NODE(struct hlist_bl_node *h)
 
 #define hlist_bl_entry(ptr, type, member) container_of(ptr,type,member)
 
-static inline int hlist_bl_unhashed(const struct hlist_bl_node *h)
+static inline bool  hlist_bl_unhashed(const struct hlist_bl_node *h)
 {
        return !h->pprev;
 }
@@ -68,7 +68,7 @@ static inline void hlist_bl_set_first(struct hlist_bl_head *h,
        h->first = (struct hlist_bl_node *)((unsigned long)n | LIST_BL_LOCKMASK);
 }
 
-static inline int hlist_bl_empty(const struct hlist_bl_head *h)
+static inline bool hlist_bl_empty(const struct hlist_bl_head *h)
 {
        return !((unsigned long)READ_ONCE(h->first) & ~LIST_BL_LOCKMASK);
 }