From: visa <visa@openbsd.org>
Date: Tue, 16 Nov 2021 13:46:16 +0000 (+0000)
Subject: Remove an old note about poor performance
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=b92d7058247bf0162ebc549aac34f849302f1dd5;p=openbsd

Remove an old note about poor performance

The new kqueue-based poll/select implementation does not suffer from
select collisions.

OK cheloha@, millert@
---

diff --git a/lib/libc/sys/poll.2 b/lib/libc/sys/poll.2
index ba94dc398c0..aff63f6aef1 100644
--- a/lib/libc/sys/poll.2
+++ b/lib/libc/sys/poll.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: poll.2,v 1.36 2018/08/18 16:55:30 cheloha Exp $
+.\"	$OpenBSD: poll.2,v 1.37 2021/11/16 13:46:16 visa Exp $
 .\"
 .\" Copyright (c) 1994 Jason R. Thorpe
 .\" All rights reserved.
@@ -28,7 +28,7 @@
 .\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\"
-.Dd $Mdocdate: August 18 2018 $
+.Dd $Mdocdate: November 16 2021 $
 .Dt POLL 2
 .Os
 .Sh NAME
@@ -361,9 +361,3 @@ Similarly, the
 and
 .Dv POLLRDBAND
 flags are also equivalent.
-.Pp
-Internally to the kernel,
-.Fn poll
-and
-.Fn ppoll
-work poorly if multiple processes wait on the same file descriptor.
diff --git a/lib/libc/sys/select.2 b/lib/libc/sys/select.2
index b83e810165c..a0fa300fd3b 100644
--- a/lib/libc/sys/select.2
+++ b/lib/libc/sys/select.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: select.2,v 1.43 2020/08/13 01:00:03 cheloha Exp $
+.\"	$OpenBSD: select.2,v 1.44 2021/11/16 13:46:16 visa Exp $
 .\"	$NetBSD: select.2,v 1.5 1995/06/27 22:32:28 cgd Exp $
 .\"
 .\" Copyright (c) 1983, 1991, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"     @(#)select.2	8.2 (Berkeley) 3/25/94
 .\"
-.Dd $Mdocdate: August 13 2020 $
+.Dd $Mdocdate: November 16 2021 $
 .Dt SELECT 2
 .Os
 .Sh NAME
@@ -291,9 +291,3 @@ before and after the call to
 .Fn select ,
 and using
 .Xr timersub 3 .
-.Pp
-Internally to the kernel,
-.Fn select
-and
-.Fn pselect
-work poorly if multiple processes wait on the same file descriptor.