svn commit: r354566 - head/share/man/man9

[Rick Macklem]

Author: rmacklem
Date: Fri Nov  8 23:58:33 2019
New Revision: 354566
URL: https://svnweb.freebsd.org/changeset/base/354566

Log:
  Update the VOP_COPY_FILE_RANGE.9 man page to reflect the semantic change
  implemented by r354564.
  
  This is a content change.

Modified:
  head/share/man/man9/VOP_COPY_FILE_RANGE.9

Modified: head/share/man/man9/VOP_COPY_FILE_RANGE.9
==============================================================================
--- head/share/man/man9/VOP_COPY_FILE_RANGE.9	Fri Nov  8 23:49:27 2019	(r354565)
+++ head/share/man/man9/VOP_COPY_FILE_RANGE.9	Fri Nov  8 23:58:33 2019	(r354566)
@@ -25,7 +25,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd November 7, 2019
+.Dd November 8, 2019
 .Dt VOP_COPY_FILE_RANGE 9
 .Os
 .Sh NAME
@@ -94,6 +94,13 @@ Upon a successful return
 will be updated to the number of bytes actually copied.
 Normally, this will be the number of bytes requested to be copied,
 however a copy of fewer bytes than requested is permitted.
+This does not necessarily indicate that the copy reached EOF on the input file.
+However, if the value pointed to by the
+.Fa len
+argument is zero upon a successful return,
+it indicates that the offset pointed to by
+.Fa inoff
+is at or beyond EOF on the input file.
 .Sh LOCKS
 The vnode are unlocked on entry and must be unlocked on return.
 The byte ranges for both