David Vrabel <david.vrabel@xxxxxxxxxx> writes:
> On 11/10/13 11:42, Luis Henriques wrote:
>> 3.5.7.23 -stable review patch. If anyone has any objections, please let me know.
>
> It's harmless to backport this, but it is only needed in 3.10 and later
> (unless you've backported d0380e6c).
Ups, you're right. I'll drop this from the 3.5 queue. Thanks!
Cheers,
--
Luis
>
>> From: David Vrabel <david.vrabel@xxxxxxxxxx>
>>
>> commit a9fbf4d591da6cd1d3eaab826c7c15f77fc8f6a3 upstream.
>>
>> Commit d0380e6c3c0f6edb986d8798a23acfaf33d5df23 (early_printk:
>> consolidate random copies of identical code) added in 3.10 introduced
>> a check for con->index == -1 in early_console_register().
>>
>> Initialize index to -1 for the xenboot console so earlyprintk=xen
>> works again.
>>
>> Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx>
>> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
>> Cc: Jiri Slaby <jslaby@xxxxxxx>
>> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
>> Signed-off-by: Luis Henriques <luis.henriques@xxxxxxxxxxxxx>
>> ---
>> drivers/tty/hvc/hvc_xen.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
>> index 944eaeb..78873df 100644
>> --- a/drivers/tty/hvc/hvc_xen.c
>> +++ b/drivers/tty/hvc/hvc_xen.c
>> @@ -634,6 +634,7 @@ struct console xenboot_console = {
>> .name = "xenboot",
>> .write = xenboot_write_console,
>> .flags = CON_PRINTBUFFER | CON_BOOT | CON_ANYTIME,
>> + .index = -1,
>> };
>> #endif /* CONFIG_EARLY_PRINTK */
>>
>
> David
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