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-rw-r--r--include/linux/idr.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/idr.h b/include/linux/idr.h
index e856f4e0ab35..3e8215b2c371 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -98,6 +98,17 @@ static inline void idr_set_cursor(struct idr *idr, unsigned int val)
* period).
*/
+#define idr_lock(idr) xa_lock(&(idr)->idr_rt)
+#define idr_unlock(idr) xa_unlock(&(idr)->idr_rt)
+#define idr_lock_bh(idr) xa_lock_bh(&(idr)->idr_rt)
+#define idr_unlock_bh(idr) xa_unlock_bh(&(idr)->idr_rt)
+#define idr_lock_irq(idr) xa_lock_irq(&(idr)->idr_rt)
+#define idr_unlock_irq(idr) xa_unlock_irq(&(idr)->idr_rt)
+#define idr_lock_irqsave(idr, flags) \
+ xa_lock_irqsave(&(idr)->idr_rt, flags)
+#define idr_unlock_irqrestore(idr, flags) \
+ xa_unlock_irqrestore(&(idr)->idr_rt, flags)
+
void idr_preload(gfp_t gfp_mask);
int idr_alloc(struct idr *, void *ptr, int start, int end, gfp_t);