b6f516049c
Add xen_disk discard support (olh), backport VMDK SCSI change from v1.6.2 maintenance update and update syscall numbers OBS-URL: https://build.opensuse.org/request/show/221154 OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=179
50 lines
1.4 KiB
Diff
50 lines
1.4 KiB
Diff
From 94aa4d55aca4798f31f17bc3acc60dfe60473ea9 Mon Sep 17 00:00:00 2001
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From: Alexander Graf <agraf@suse.de>
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Date: Wed, 12 Dec 2012 19:11:31 +0100
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Subject: [PATCH] Legacy Patch kvm-qemu-preXX-report-default-mac-used.patch
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---
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net/net.c | 22 ++++++++++++++++++++++
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1 file changed, 22 insertions(+)
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diff --git a/net/net.c b/net/net.c
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index 0a88e68..0716a72 100644
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--- a/net/net.c
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+++ b/net/net.c
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@@ -141,6 +141,27 @@ void qemu_format_nic_info_str(NetClientState *nc, uint8_t macaddr[6])
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macaddr[3], macaddr[4], macaddr[5]);
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}
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+static void default_mac_check(void)
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+{
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+ static const MACAddr def_mac = { .a = { 0x52,0x54,0x00,0x12,0x34,0x56 } };
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+ static int warned = 0;
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+ int i;
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+
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+ for (i = 0; i < MAX_NICS; i++)
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+ {
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+ if (!nd_table[i].used)
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+ continue;
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+ if (memcmp(nd_table[i].macaddr.a, def_mac.a, 5))
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+ continue;
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+ if (nd_table[i].macaddr.a[5] >= 0x56 &&
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+ nd_table[i].macaddr.a[5] < 0x56 + MAX_NICS && !warned) {
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+ warned = 1;
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+ fprintf(stderr, "Warning: default mac address being used, creating "
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+ "potential for address conflict\n");
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+ }
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+ }
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+}
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+
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void qemu_macaddr_default_if_unset(MACAddr *macaddr)
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{
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static int index = 0;
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@@ -1185,6 +1206,7 @@ int net_init_clients(void)
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if (qemu_opts_foreach(net, net_init_client, NULL, 1) == -1) {
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return -1;
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}
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+ default_mac_check();
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return 0;
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}
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