Re: [PATCH v2 0/2] staging: speakup: factor out selection code
From: Greg Kroah-Hartman
Date: Fri Apr 19 2019 - 14:34:01 EST
On Wed, Apr 17, 2019 at 01:21:12PM +0100, Okash Khawaja wrote:
> Hi,
>
> The v2 renames set_selection() and do_set_selection() to following
> more explicit names:
>
> set_selection_user() /* includes copying data from user space */
> set_selection_kernel() /* no copying from user space */
>
> The patches also update references to set_selection() to be
> set_selection_user().
>
> Original intro:
>
> Speakup's selection functionality parallels that of
> drivers/tty/vt/selection.c. This patch set replaces speakup's
> implementation with calls to vt's selection code. This is one of the
> remaining items in our TODO file and it's needed for moving speakup out
> of staging.
>
> Please note that in speakup selection is set inside interrupt context of
> keyboard handler. Set selection code in vt happens in process context
> and hence expects ability to sleep. To address this, there were two
> options: farm out speakup's set selection into a work_struct thread, or
> create atomic version of vt's set_selection. These patches implement
> the former option.
Very nice, both now queued up!
thanks,
greg k-h