From: Jeremy Fitzhardinge <jeremy@xensource.com>
To: Andi Kleen <ak@suse.de>
Cc: Virtualization Mailing List <virtualization@lists.osdl.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: [PATCH] xen: disable all non-virtual devices
Date: Tue, 05 Jun 2007 18:23:54 -0700 [thread overview]
Message-ID: <46660CAA.9000206@xensource.com> (raw)
A domU Xen environment has no non-virtual drivers, so make sure
they're all disabled at once. This noticeably speeds up boot time.
Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
diff -r c79da0042c7d arch/i386/xen/setup.c
--- a/arch/i386/xen/setup.c Tue Jun 05 18:17:30 2007 -0700
+++ b/arch/i386/xen/setup.c Tue Jun 05 18:17:59 2007 -0700
@@ -93,4 +93,6 @@ void __init xen_arch_setup(void)
/* fill cpus_possible with all available cpus */
xen_fill_possible_map();
#endif
+
+ paravirt_disable_iospace();
}
WARNING: multiple messages have this Message-ID (diff)
From: Jeremy Fitzhardinge <jeremy@xensource.com>
To: Andi Kleen <ak@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Virtualization Mailing List <virtualization@lists.osdl.org>,
Rusty Russell <rusty@rustcorp.com.au>
Subject: [PATCH] xen: disable all non-virtual devices
Date: Tue, 05 Jun 2007 18:23:54 -0700 [thread overview]
Message-ID: <46660CAA.9000206@xensource.com> (raw)
A domU Xen environment has no non-virtual drivers, so make sure
they're all disabled at once. This noticeably speeds up boot time.
Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
diff -r c79da0042c7d arch/i386/xen/setup.c
--- a/arch/i386/xen/setup.c Tue Jun 05 18:17:30 2007 -0700
+++ b/arch/i386/xen/setup.c Tue Jun 05 18:17:59 2007 -0700
@@ -93,4 +93,6 @@ void __init xen_arch_setup(void)
/* fill cpus_possible with all available cpus */
xen_fill_possible_map();
#endif
+
+ paravirt_disable_iospace();
}
next reply other threads:[~2007-06-06 1:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-06 1:23 Jeremy Fitzhardinge [this message]
2007-06-06 1:23 ` [PATCH] xen: disable all non-virtual devices Jeremy Fitzhardinge
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