Re: [PATCH] fbcon: Disable accelerated scrolling

2020-11-18 Thread Geert Uytterhoeven
Hi Daniel, Replying "early" (see below), as this was applied to drm-misc/for-linux-next. On Sat, Oct 31, 2020 at 3:17 PM Daniel Vetter wrote: > On Sat, Oct 31, 2020 at 11:28 AM Geert Uytterhoeven > wrote: > > On Thu, 29 Oct 2020, Daniel Vetter wrote: > > > So ever since syzbot discovered fbcon,

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-31 Thread Daniel Vetter
On Sat, Oct 31, 2020 at 11:28 AM Geert Uytterhoeven wrote: > > Hi Daniel, > > CC linux-fbdev > > Thanks for your patch! > > On Thu, 29 Oct 2020, Daniel Vetter wrote: > > So ever since syzbot discovered fbcon, we have solid proof that it's > > full of bugs. And often the solution is to just

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-31 Thread Geert Uytterhoeven
Hi Daniel, CC linux-fbdev Thanks for your patch! On Thu, 29 Oct 2020, Daniel Vetter wrote: So ever since syzbot discovered fbcon, we have solid proof that it's full of bugs. And often the solution is to just delete code and remove features, e.g. 50145474f6ef ("fbcon: remove soft scrol

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-30 Thread Tomi Valkeinen
On 29/10/2020 15:22, Daniel Vetter wrote: > So ever since syzbot discovered fbcon, we have solid proof that it's > full of bugs. And often the solution is to just delete code and remove > features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). > > Now the problem is that most modern-i

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-30 Thread Daniel Vetter
On Fri, Oct 30, 2020 at 9:30 AM Tomi Valkeinen wrote: > > On 29/10/2020 15:22, Daniel Vetter wrote: > > So ever since syzbot discovered fbcon, we have solid proof that it's > > full of bugs. And often the solution is to just delete code and remove > > features, e.g. 50145474f6ef ("fbcon: remove s

[PATCH] fbcon: Disable accelerated scrolling

2020-10-29 Thread Daniel Vetter
So ever since syzbot discovered fbcon, we have solid proof that it's full of bugs. And often the solution is to just delete code and remove features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). Now the problem is that most modern-ish drivers really only treat fbcon as an dumb kernel

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-29 Thread Thomas Zimmermann
Hi Am 28.10.20 um 20:55 schrieb Daniel Vetter: > On Wed, Oct 28, 2020 at 8:02 PM Thomas Zimmermann wrote: >> >> Hi >> >> Am 28.10.20 um 17:06 schrieb Daniel Vetter: >>> So ever since syzbot discovered fbcon, we have solid proof that it's >>> full of bugs. And often the solution is to just delete

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Jiri Slaby
On 28. 10. 20, 17:06, Daniel Vetter wrote: So ever since syzbot discovered fbcon, we have solid proof that it's full of bugs. And often the solution is to just delete code and remove features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). ... --- a/drivers/video/fbdev/core/fbcon.c

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Daniel Vetter
On Wed, Oct 28, 2020 at 7:50 PM Sam Ravnborg wrote: > > Hi Daniel. > > On Wed, Oct 28, 2020 at 05:06:00PM +0100, Daniel Vetter wrote: > > So ever since syzbot discovered fbcon, we have solid proof that it's > > full of bugs. And often the solution is to just delete code and remove > > features, e.

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Daniel Vetter
On Wed, Oct 28, 2020 at 8:02 PM Thomas Zimmermann wrote: > > Hi > > Am 28.10.20 um 17:06 schrieb Daniel Vetter: > > So ever since syzbot discovered fbcon, we have solid proof that it's > > full of bugs. And often the solution is to just delete code and remove > > features, e.g. 50145474f6ef ("fbc

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Thomas Zimmermann
Hi Am 28.10.20 um 17:06 schrieb Daniel Vetter: > So ever since syzbot discovered fbcon, we have solid proof that it's > full of bugs. And often the solution is to just delete code and remove > features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). > > Now the problem is that most mo

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Sam Ravnborg
Hi Daniel. On Wed, Oct 28, 2020 at 05:06:00PM +0100, Daniel Vetter wrote: > So ever since syzbot discovered fbcon, we have solid proof that it's > full of bugs. And often the solution is to just delete code and remove > features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). > > Now

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Greg Kroah-Hartman
On Wed, Oct 28, 2020 at 05:06:00PM +0100, Daniel Vetter wrote: > So ever since syzbot discovered fbcon, we have solid proof that it's > full of bugs. And often the solution is to just delete code and remove > features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). > > Now the problem

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Daniel Vetter
On Wed, Oct 28, 2020 at 5:45 PM Sam Ravnborg wrote: > > Hi Daniel et al. > > On Wed, Oct 28, 2020 at 05:06:00PM +0100, Daniel Vetter wrote: > > So ever since syzbot discovered fbcon, we have solid proof that it's > > full of bugs. And often the solution is to just delete code and remove > > featur

Re: [PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Sam Ravnborg
Hi Daniel et al. On Wed, Oct 28, 2020 at 05:06:00PM +0100, Daniel Vetter wrote: > So ever since syzbot discovered fbcon, we have solid proof that it's > full of bugs. And often the solution is to just delete code and remove > features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). >

[PATCH] fbcon: Disable accelerated scrolling

2020-10-28 Thread Daniel Vetter
So ever since syzbot discovered fbcon, we have solid proof that it's full of bugs. And often the solution is to just delete code and remove features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). Now the problem is that most modern-ish drivers really only treat fbcon as an dumb kernel