diff mbox series

[5/9] xen/x86: make "earlyprintk=xen" work for HVM/PVH DomU

Message ID 5e9ff16e-85f0-50ea-f053-37e17351a0cc@suse.com (mailing list archive)
State Handled Elsewhere, archived
Headers show
Series None | expand
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Commit Message

Jan Beulich Sept. 7, 2021, 10:10 a.m. UTC 
xenboot_write_console() is dealing with these quite fine so I don't see
why xenboot_console_setup() would return -ENOENT in this case.

Adjust documentation accordingly.

Signed-off-by: Jan Beulich <jbeulich@suse.com>

Comments

Jürgen Groß Sept. 23, 2021, 2:08 p.m. UTC | #1 
On 07.09.21 12:10, Jan Beulich wrote:
> xenboot_write_console() is dealing with these quite fine so I don't see
> why xenboot_console_setup() would return -ENOENT in this case.
> 
> Adjust documentation accordingly.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Reviewed-by: Juergen Gross <jgross@suse.com>


Juergen
diff mbox series

Patch

--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1266,7 +1266,7 @@ 
 			The VGA and EFI output is eventually overwritten by
 			the real console.
 
-			The xen output can only be used by Xen PV guests.
+			The xen option can only be used in Xen domains.
 
 			The sclp output can only be used on s390.
 
--- a/drivers/tty/hvc/hvc_xen.c
+++ b/drivers/tty/hvc/hvc_xen.c
@@ -618,10 +618,8 @@  static int __init xenboot_console_setup(
 {
 	static struct xencons_info xenboot;
 
-	if (xen_initial_domain())
+	if (xen_initial_domain() || !xen_pv_domain())
 		return 0;
-	if (!xen_pv_domain())
-		return -ENODEV;
 
 	return xencons_info_pv_init(&xenboot, 0);
 }