Re: [PATCH] fbcon: unconditionally initialize cursor blink interval

From: Pavel Machek
Date: Tue Aug 04 2015 - 16:32:57 EST


On Tue 2015-08-04 12:33:32, Scot Doyle wrote:
> A sun7i-a20-olinuxino-micro fails to boot when kernel parameter
> vt.global_cursor_default=0. The value is copied to vc->vc_deccm
> causing the initialization of ops->cur_blink_jiffies to be skipped.
> Unconditionally initialize it.
>
> Reported-and-tested-by: Jonathan Liu <net147@xxxxxxxxx>
> Signed-off-by: Scot Doyle <lkml14@xxxxxxxxxxxxx>

Acked-by: Pavel Machek <pavel@xxxxxx>

> index 658c34b..1aaf893 100644
> --- a/drivers/video/console/fbcon.c
> +++ b/drivers/video/console/fbcon.c
> @@ -1306,10 +1306,11 @@ static void fbcon_cursor(struct vc_data *vc, int mode)
> int y;
> int c = scr_readw((u16 *) vc->vc_pos);
>
> + ops->cur_blink_jiffies = msecs_to_jiffies(vc->vc_cur_blink_ms);
> +
> if (fbcon_is_inactive(vc, info) || vc->vc_deccm != 1)
> return;
>
> - ops->cur_blink_jiffies = msecs_to_jiffies(vc->vc_cur_blink_ms);
> if (vc->vc_cursor_type & 0x10)
> fbcon_del_cursor_timer(info);
> else

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