xnu-1699.26.8.tar.gz

[apple/xnu.git] / bsd / sys / buf.h

diff --git a/bsd/sys/buf.h b/bsd/sys/buf.h
index f1d7f924b474b119f38b88d392d51d427aea92a1..08216cac0e1e898b9eb60eb073a8d4222019eeed 100644 (file)
--- a/bsd/sys/buf.h
+++ b/bsd/sys/buf.h
@@ -1025,6 +1025,14 @@ uint32_t buf_redundancy_flags(buf_t);
  */
 void   buf_set_redundancy_flags(buf_t, uint32_t);
 
+/*!
+ @function buf_attr
+ @abstract Gets the attributes for this buf.
+ @param bp Buffer whose attributes to get.
+ @return bufattr_t.
+ */
+bufattr_t buf_attr(buf_t);
+
 #ifdef KERNEL_PRIVATE
 void   buf_setfilter(buf_t, void (*)(buf_t, void *), void *, void (**)(buf_t, void *), void **);
 
@@ -1044,6 +1052,14 @@ void buf_setcpaddr(buf_t, void *);
  @return int.
  */
 void *buf_getcpaddr(buf_t);
+
+/*!
+ @function buf_throttled
+ @abstract Check if a buffer is throttled.
+ @param bap Buffer attribute to test.
+ @return Nonzero if the buffer is throttled, 0 otherwise.
+ */
+int bufattr_throttled(bufattr_t bap);
 #endif /* KERNEL_PRIVATE */