svn commit: r282333 - head/lib/libc/sys
Mark Johnston
markj at FreeBSD.org
Sat May 2 00:29:28 UTC 2015
Author: markj
Date: Sat May 2 00:29:27 2015
New Revision: 282333
URL: https://svnweb.freebsd.org/changeset/base/282333
Log:
fork(2): Add a note to the effect that kqueue descriptors, unlike other
descriptor types, are not inherited from the parent process.
Reported by: kmacy
MFC after: 1 week
Modified:
head/lib/libc/sys/fork.2
Modified: head/lib/libc/sys/fork.2
==============================================================================
--- head/lib/libc/sys/fork.2 Sat May 2 00:27:58 2015 (r282332)
+++ head/lib/libc/sys/fork.2 Sat May 2 00:29:27 2015 (r282333)
@@ -28,7 +28,7 @@
.\" @(#)fork.2 8.1 (Berkeley) 6/4/93
.\" $FreeBSD$
.\"
-.Dd May 31, 2013
+.Dd May 1, 2015
.Dt FORK 2
.Os
.Sh NAME
@@ -53,7 +53,10 @@ The child process has a unique process I
The child process has a different parent
process ID (i.e., the process ID of the parent process).
.It
-The child process has its own copy of the parent's descriptors.
+The child process has its own copy of the parent's descriptors,
+except for descriptors returned by
+.Xr kqueue 2 ,
+which are not inherited from the parent process.
These descriptors reference the same underlying objects, so that,
for instance, file pointers in file objects are shared between
the child and the parent, so that an
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