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From b5b87cdb764dc757295316878a7fd6e2ff01bec4 Mon Sep 17 00:00:00 2001
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From: Richard Jones <rjones@trick.home.annexia.org>
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Date: Fri, 7 Aug 2009 09:31:35 +0100
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Subject: [PATCH] Allow network interface to be configured.
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Add ./configure --with-net-if=(virtio|ne2k_pci) option.
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This lets you workaround the following virtio_net bug:
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https://bugzilla.redhat.com/show_bug.cgi?id=516022
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---
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configure.ac | 11 +++++++++++
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src/guestfs.c | 2 +-
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2 files changed, 12 insertions(+), 1 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index f6f1735..cf0591d 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -138,6 +138,17 @@ AC_ARG_WITH([drive-if],
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[with_drive_if=ide])
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AC_DEFINE_UNQUOTED([DRIVE_IF],["$with_drive_if"],[Default drive interface.])
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+dnl Set interface used by the network. Normally you should
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+dnl leave this at the default (virtio) but you can use the
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+dnl alternative (ne2k_pci) because of bugs in virtio networking
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+dnl eg. https://bugzilla.redhat.com/show_bug.cgi?id=516022
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+AC_ARG_WITH([net-if],
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+ [AS_HELP_STRING([--with-net-if],
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+ [set default net driver (virtio|ne2k_pci) @<:@default=virtio@:>@])],
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+ [],
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+ [with_net_if=virtio])
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+AC_DEFINE_UNQUOTED([NET_IF],["$with_net_if"],[Default network interface.])
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+
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dnl Check for febootstrap etc.
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AC_CHECK_PROG([FEBOOTSTRAP],
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[febootstrap],[febootstrap],[no])
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diff --git a/src/guestfs.c b/src/guestfs.c
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index de63275..186c570 100644
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--- a/src/guestfs.c
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+++ b/src/guestfs.c
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@@ -1103,7 +1103,7 @@ guestfs_launch (guestfs_h *g)
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}
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#endif
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add_cmdline (g, "-net");
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- add_cmdline (g, "nic,model=virtio,vlan=0"); /* model=ne2k_pci also works */
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+ add_cmdline (g, "nic,model=" NET_IF ",vlan=0");
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/* These options recommended by KVM developers to improve reliability. */
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if (qemu_supports (g, "-no-hpet"))
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--
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1.6.2.5
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