Module Name: src
Committed By: pooka
Date: Fri Mar 4 09:10:34 UTC 2011
Modified Files:
src/usr.bin/rump_allserver: rump_allserver.1
Log Message:
Add note about block device properties.
>From discussion with <riz>.
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 src/usr.bin/rump_allserver/rump_allserver.1
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/rump_allserver/rump_allserver.1
diff -u src/usr.bin/rump_allserver/rump_allserver.1:1.17 src/usr.bin/rump_allserver/rump_allserver.1:1.18
--- src/usr.bin/rump_allserver/rump_allserver.1:1.17 Wed Feb 23 19:59:18 2011
+++ src/usr.bin/rump_allserver/rump_allserver.1 Fri Mar 4 09:10:33 2011
@@ -1,4 +1,4 @@
-.\" $NetBSD: rump_allserver.1,v 1.17 2011/02/23 19:59:18 pooka Exp $
+.\" $NetBSD: rump_allserver.1,v 1.18 2011/03/04 09:10:33 pooka Exp $
.\"
.\" Copyright (c) 2010 Antti Kantee. All rights reserved.
.\"
@@ -125,6 +125,12 @@
.Dq reg
for block device, character device and regular file, respectively.
The default is a block device.
+.Pp
+Note: the contents of block devices are cached in the rump kernel's
+buffer cache.
+To avoid cache incoherency, it is advisable not to access a file
+through the host namespace while it is mapped as a block device in
+a running rump kernel.
.El
.Pp
In case
