Module Name: src
Committed By: jruoho
Date: Sun Jan 2 07:14:03 UTC 2011
Modified Files:
src/share/man/man3: __insn_barrier.3
src/share/man/man9: mb.9
Log Message:
Xref __insn_barrier(3) and mb(9) with each other.
To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 src/share/man/man3/__insn_barrier.3
cvs rdiff -u -r1.5 -r1.6 src/share/man/man9/mb.9
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man3/__insn_barrier.3
diff -u src/share/man/man3/__insn_barrier.3:1.1 src/share/man/man3/__insn_barrier.3:1.2
--- src/share/man/man3/__insn_barrier.3:1.1 Fri Dec 17 07:10:38 2010
+++ src/share/man/man3/__insn_barrier.3 Sun Jan 2 07:14:02 2011
@@ -1,4 +1,4 @@
-.\" $NetBSD: __insn_barrier.3,v 1.1 2010/12/17 07:10:38 jruoho Exp $
+.\" $NetBSD: __insn_barrier.3,v 1.2 2011/01/02 07:14:02 jruoho Exp $
.\"
.\" Copyright (c) 2010 Jukka Ruohonen <[email protected]>
.\" All rights reserved.
@@ -24,7 +24,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
.\" POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd December 17, 2010
+.Dd January 2, 2011
.Dt __INSN_BARRIER 3
.Os
.Sh NAME
@@ -50,7 +50,8 @@
from misoptimizing.
.Sh SEE ALSO
.Xr gcc 1 ,
-.Xr cdefs 3
+.Xr cdefs 3 ,
+.Xr mb 9
.Rs
.%A Paul E. McKenney
.%T Memory Barriers: a Hardware View for Software Hackers
Index: src/share/man/man9/mb.9
diff -u src/share/man/man9/mb.9:1.5 src/share/man/man9/mb.9:1.6
--- src/share/man/man9/mb.9:1.5 Wed Apr 30 13:10:58 2008
+++ src/share/man/man9/mb.9 Sun Jan 2 07:14:02 2011
@@ -1,4 +1,4 @@
-.\" $NetBSD: mb.9,v 1.5 2008/04/30 13:10:58 martin Exp $
+.\" $NetBSD: mb.9,v 1.6 2011/01/02 07:14:02 jruoho Exp $
.\"
.\" Copyright (c) 2007 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -27,7 +27,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
.\" POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd April 8, 2007
+.Dd January 2, 2011
.Dt MB 9
.Os
.Sh NAME
@@ -90,13 +90,11 @@
.Sh FUNCTIONS
.Bl -tag -width abcd
.It Fn mb_memory ""
-.Pp
Issue a full memory barrier, ordering all memory accesses.
Causes all loads and stores preceding the call to
.Fn mb_memory
to complete before further memory accesses can be made.
.It Fn mb_read ""
-.Pp
Issue a read memory barrier, ordering all loads from memory.
Causes all loads preceding the call to
.Fn mb_read
@@ -104,7 +102,6 @@
Stores may be reordered ahead of or behind a call to
.Fn mb_read .
.It Fn mb_write ""
-.Pp
Issue a write memory barrier, ordering all stores to memory.
Causes all stores preceding the call to
.Fn mb_write
@@ -113,6 +110,7 @@
.Fn mb_write .
.El
.Sh SEE ALSO
+.Xr __insn_barrier 3 ,
.Xr bus_dma 9 ,
.Xr bus_space 9 ,
.Xr mutex 9 ,
