* [PATCH v2] x86/xen: add tty0 and hvc0 as preferred consoles for dom0
@ 2018-02-27 10:19 Juergen Gross
2018-02-27 15:07 ` Boris Ostrovsky
0 siblings, 1 reply; 2+ messages in thread
From: Juergen Gross @ 2018-02-27 10:19 UTC (permalink / raw)
To: linux-kernel, xen-devel; +Cc: boris.ostrovsky, jbeulich, Juergen Gross
Today the tty0 and hvc0 consoles are added as a preferred consoles for
pv domUs only. As this requires a boot parameter for getting dom0
messages per default, add them for dom0, too.
Signed-off-by: Juergen Gross <jgross@suse.com>
---
arch/x86/xen/enlighten_pv.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index c047f42552e1..3c2c2530737e 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -1376,8 +1376,6 @@ asmlinkage __visible void __init xen_start_kernel(void)
if (!xen_initial_domain()) {
add_preferred_console("xenboot", 0, NULL);
- add_preferred_console("tty", 0, NULL);
- add_preferred_console("hvc", 0, NULL);
if (pci_xen)
x86_init.pci.arch_init = pci_xen_init;
} else {
@@ -1410,6 +1408,10 @@ asmlinkage __visible void __init xen_start_kernel(void)
xen_boot_params_init_edd();
}
+
+ add_preferred_console("tty", 0, NULL);
+ add_preferred_console("hvc", 0, NULL);
+
#ifdef CONFIG_PCI
/* PCI BIOS service won't work from a PV guest. */
pci_probe &= ~PCI_PROBE_BIOS;
--
2.13.6
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] x86/xen: add tty0 and hvc0 as preferred consoles for dom0
2018-02-27 10:19 [PATCH v2] x86/xen: add tty0 and hvc0 as preferred consoles for dom0 Juergen Gross
@ 2018-02-27 15:07 ` Boris Ostrovsky
0 siblings, 0 replies; 2+ messages in thread
From: Boris Ostrovsky @ 2018-02-27 15:07 UTC (permalink / raw)
To: Juergen Gross, linux-kernel, xen-devel; +Cc: jbeulich
On 02/27/2018 05:19 AM, Juergen Gross wrote:
> Today the tty0 and hvc0 consoles are added as a preferred consoles for
> pv domUs only. As this requires a boot parameter for getting dom0
> messages per default, add them for dom0, too.
>
> Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
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