linux-kernel - Re: [PATCH 1/2] console: Remove dummy con_font

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Date:   Tue, 10 Nov 2020 15:56:08 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Peilin Ye <yepeilin.cs@...il.com>,
        Jiri Slaby <jirislaby@...nel.org>,
        Thomas Winischhofer <thomas@...ischhofer.net>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Nicolas Pitre <nico@...xnic.net>,
        "Gustavo A . R . Silva" <gustavoars@...nel.org>,
        Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
        George Kennedy <george.kennedy@...cle.com>,
        Nathan Chancellor <natechancellor@...il.com>,
        Peter Rosin <peda@...ntia.se>, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-fbdev@...r.kernel.org
Subject: Re: [PATCH 1/2] console: Remove dummy con_font_op() callback
 implementations

On Tue, Nov 10, 2020 at 01:49:46PM +0100, Daniel Vetter wrote:
> On Fri, Nov 06, 2020 at 11:50:58AM +0100, Greg Kroah-Hartman wrote:
> > On Sat, Oct 31, 2020 at 03:24:41AM -0400, Peilin Ye wrote:
> > > `struct console_font` is a UAPI structure, thus ideally should not be
> > > used for kernel internal abstraction. Remove some dummy .con_font_set,
> > > .con_font_default and .con_font_copy `struct consw` callback
> > > implementations, to make it cleaner.
> > > 
> > > Patch "fbcon: Prevent global-out-of-bounds read in fbcon_copy_font()"
> > > depends on this patch, so Cc: stable.
> > > 
> > > Cc: stable@...r.kernel.org
> > > Suggested-by: Daniel Vetter <daniel@...ll.ch>
> > > Signed-off-by: Peilin Ye <yepeilin.cs@...il.com>
> > > ---
> > > Context: https://lore.kernel.org/lkml/CAKMK7uFY2zv0adjKJ_ORVFT7Zzwn075MaU0rEU7_FuqENLR=UA@mail.gmail.com/
> > > 
> > >  drivers/usb/misc/sisusbvga/sisusb_con.c | 21 ---------------------
> > >  drivers/video/console/dummycon.c        | 20 --------------------
> > >  2 files changed, 41 deletions(-)
> > 
> > Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> 
> Peilin, can you pls resend this together with all the other pending
> patches from you? I think that's better than me trying to cherry-pick the
> bits we decided to keep from random places.
> 
> Greg, ok if I just pull these in through drm-misc-next? It's a pretty bad
> hairball anyway and that avoids the tree coordination issues. Only thing
> that might get in the way is the vt font_copy removal, but that's in -rc3
> so easy to backmerge.

Yes please take them all!

thanks,

greg k-h