On Fri, Jan 6, 2023 at 5:46 PM Daniel Vetter wrote:
>
> On Fri, Jan 06, 2023 at 05:12:57PM -0500, Hang Zhang wrote:
> > On Fri, Jan 6, 2023 at 4:19 PM Daniel Vetter wrote:
> > > On Fri, Jan 06, 2023 at 03:25:14PM -0500, Hang Zhang wrote:
> > > > On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter
On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter wrote:
>
> On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang wrote:
> > On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter wrote:
> > >
> > > On Thu, Jan 05, 2023 at 01:38:54PM -0500, Hang Zhang wrote:
> > > > On Thu, Jan 5, 2023 at 5:25 AM Daniel Vetter
On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter wrote:
>
> On Thu, Jan 05, 2023 at 01:38:54PM -0500, Hang Zhang wrote:
> > On Thu, Jan 5, 2023 at 5:25 AM Daniel Vetter wrote:
> > >
> > > On Thu, 5 Jan 2023 at 11:21, Daniel Vetter wrote:
> > > >
> > > > Hi Helge
> > > >
> > > > On Mon, 2 Jan 2023
On Fri, Jan 6, 2023 at 4:19 PM Daniel Vetter wrote:
>
> On Fri, Jan 06, 2023 at 03:25:14PM -0500, Hang Zhang wrote:
> > On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter wrote:
> > > On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang wrote:
> > > > On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter
On Fri, Jan 06, 2023 at 05:12:57PM -0500, Hang Zhang wrote:
> On Fri, Jan 6, 2023 at 4:19 PM Daniel Vetter wrote:
> > On Fri, Jan 06, 2023 at 03:25:14PM -0500, Hang Zhang wrote:
> > > On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter wrote:
> > > > On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang
On Fri, Jan 06, 2023 at 03:25:14PM -0500, Hang Zhang wrote:
> On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter wrote:
> > On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang wrote:
> > > On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter wrote:
> > > BTW, if this is worthed a fix and the performance of
On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang wrote:
> On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter wrote:
> >
> > On Thu, Jan 05, 2023 at 01:38:54PM -0500, Hang Zhang wrote:
> > > On Thu, Jan 5, 2023 at 5:25 AM Daniel Vetter wrote:
> > > >
> > > > On Thu, 5 Jan 2023 at 11:21, Daniel
On Thu, Jan 05, 2023 at 01:38:54PM -0500, Hang Zhang wrote:
> On Thu, Jan 5, 2023 at 5:25 AM Daniel Vetter wrote:
> >
> > On Thu, 5 Jan 2023 at 11:21, Daniel Vetter wrote:
> > >
> > > Hi Helge
> > >
> > > On Mon, 2 Jan 2023 at 16:28, Helge Deller wrote:
> > > >
> > > > On 12/30/22 07:35, Hang
On Thu, Jan 5, 2023 at 5:25 AM Daniel Vetter wrote:
>
> On Thu, 5 Jan 2023 at 11:21, Daniel Vetter wrote:
> >
> > Hi Helge
> >
> > On Mon, 2 Jan 2023 at 16:28, Helge Deller wrote:
> > >
> > > On 12/30/22 07:35, Hang Zhang wrote:
> > > > In do_fb_ioctl(), user specified "fb_info" can be freed in
On Thu, 5 Jan 2023 at 11:21, Daniel Vetter wrote:
>
> Hi Helge
>
> On Mon, 2 Jan 2023 at 16:28, Helge Deller wrote:
> >
> > On 12/30/22 07:35, Hang Zhang wrote:
> > > In do_fb_ioctl(), user specified "fb_info" can be freed in the callee
> > > fbcon_get_con2fb_map_ioctl() -> set_con2fb_map() ->
>
Hi Helge
On Mon, 2 Jan 2023 at 16:28, Helge Deller wrote:
>
> On 12/30/22 07:35, Hang Zhang wrote:
> > In do_fb_ioctl(), user specified "fb_info" can be freed in the callee
> > fbcon_get_con2fb_map_ioctl() -> set_con2fb_map() ->
> > con2fb_release_oldinfo(), this free operation is protected by
>
On 12/30/22 07:35, Hang Zhang wrote:
In do_fb_ioctl(), user specified "fb_info" can be freed in the callee
fbcon_get_con2fb_map_ioctl() -> set_con2fb_map() ->
con2fb_release_oldinfo(), this free operation is protected by
console_lock() in fbcon_set_con2fb_map_ioctl(), it also results in
the
In do_fb_ioctl(), user specified "fb_info" can be freed in the callee
fbcon_get_con2fb_map_ioctl() -> set_con2fb_map() ->
con2fb_release_oldinfo(), this free operation is protected by
console_lock() in fbcon_set_con2fb_map_ioctl(), it also results in
the change of certain states such as
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