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xen: clean up domain mode predicates

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There are four operating modes Xen code may find itself running in:
 - native
 - hvm domain
 - pv dom0
 - pv domU

Clean up predicates for testing for these states to make them more consistent.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Xen-devel <xen-devel@lists.xensource.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jeremy Fitzhardinge
2008-08-19 13:16:17 -07:00
committed by Ingo Molnar
parent 170465ee7f
commit 6e833587e1
10 changed files with 36 additions and 21 deletions
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6
drivers/net/xen-netfront.c
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@@ -1794,10 +1794,10 @@ static struct xenbus_driver netfront = {
static int __init netif_init(void)
{
if (!is_running_on_xen())
if (!xen_domain())
return -ENODEV;
if (is_initial_xendomain())
if (xen_initial_domain())
return 0;
printk(KERN_INFO "Initialising Xen virtual ethernet driver.\n");
@@ -1809,7 +1809,7 @@ module_init(netif_init);
static void __exit netif_exit(void)
{
if (is_initial_xendomain())
if (xen_initial_domain())
return;
xenbus_unregister_driver(&netfront);