Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-15 Thread Lucas Stach
Am Samstag, dem 13.02.2021 um 18:40 +0100 schrieb Pavel Machek: > Hi! > > > Userspace has discovered the functionality offered by SYS_kcmp and has > > started to depend upon it. In particular, Mesa uses SYS_kcmp for > > os_same_file_description() in order to identify when two fd (e.g. device > >

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-13 Thread Pavel Machek
Hi! > Userspace has discovered the functionality offered by SYS_kcmp and has > started to depend upon it. In particular, Mesa uses SYS_kcmp for > os_same_file_description() in order to identify when two fd (e.g. device > or dmabuf) point to the same struct file. Since they depend on it for > core

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-08 Thread Michel Dänzer
On 2021-02-08 2:34 p.m., Daniel Vetter wrote: On Mon, Feb 8, 2021 at 12:49 PM Michel Dänzer wrote: On 2021-02-05 9:53 p.m., Daniel Vetter wrote: On Fri, Feb 5, 2021 at 7:37 PM Kees Cook wrote: On Fri, Feb 05, 2021 at 04:37:52PM +, Chris Wilson wrote: Userspace has discovered the

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-08 Thread Daniel Vetter
On Mon, Feb 8, 2021 at 12:49 PM Michel Dänzer wrote: > > On 2021-02-05 9:53 p.m., Daniel Vetter wrote: > > On Fri, Feb 5, 2021 at 7:37 PM Kees Cook wrote: > >> > >> On Fri, Feb 05, 2021 at 04:37:52PM +, Chris Wilson wrote: > >>> Userspace has discovered the functionality offered by SYS_kcmp

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-08 Thread Michel Dänzer
On 2021-02-08 12:49 p.m., Michel Dänzer wrote: On 2021-02-05 9:53 p.m., Daniel Vetter wrote: On Fri, Feb 5, 2021 at 7:37 PM Kees Cook wrote: On Fri, Feb 05, 2021 at 04:37:52PM +, Chris Wilson wrote: Userspace has discovered the functionality offered by SYS_kcmp and has started to depend

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-08 Thread Michel Dänzer
On 2021-02-05 9:53 p.m., Daniel Vetter wrote: On Fri, Feb 5, 2021 at 7:37 PM Kees Cook wrote: On Fri, Feb 05, 2021 at 04:37:52PM +, Chris Wilson wrote: Userspace has discovered the functionality offered by SYS_kcmp and has started to depend upon it. In particular, Mesa uses SYS_kcmp for

[PATCH] kernel: Expose SYS_kcmp by default

2021-02-05 Thread Chris Wilson
Userspace has discovered the functionality offered by SYS_kcmp and has started to depend upon it. In particular, Mesa uses SYS_kcmp for os_same_file_description() in order to identify when two fd (e.g. device or dmabuf) point to the same struct file. Since they depend on it for core functionality,

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-05 Thread Daniel Vetter
On Fri, Feb 5, 2021 at 7:37 PM Kees Cook wrote: > > On Fri, Feb 05, 2021 at 04:37:52PM +, Chris Wilson wrote: > > Userspace has discovered the functionality offered by SYS_kcmp and has > > started to depend upon it. In particular, Mesa uses SYS_kcmp for > > os_same_file_description() in order

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-05 Thread kernel test robot
Hi Chris, Thank you for the patch! Yet something to improve: [auto build test ERROR on linux/master] [also build test ERROR on kees/for-next/seccomp kees/for-next/pstore linus/master v5.11-rc6 next-20210125] [If your patch is applied to the wrong git tree, kindly drop us a note. And when

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-05 Thread Lucas Stach
Am Freitag, dem 05.02.2021 um 16:37 + schrieb Chris Wilson: > Userspace has discovered the functionality offered by SYS_kcmp and has > started to depend upon it. In particular, Mesa uses SYS_kcmp for > os_same_file_description() in order to identify when two fd (e.g. device > or dmabuf) point

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-05 Thread kernel test robot
Hi Chris, Thank you for the patch! Yet something to improve: [auto build test ERROR on linux/master] [also build test ERROR on kees/for-next/seccomp kees/for-next/pstore linus/master v5.11-rc6 next-20210125] [If your patch is applied to the wrong git tree, kindly drop us a note. And when

Re: [PATCH] kernel: Expose SYS_kcmp by default

2021-02-05 Thread Kees Cook
On Fri, Feb 05, 2021 at 04:37:52PM +, Chris Wilson wrote: > Userspace has discovered the functionality offered by SYS_kcmp and has > started to depend upon it. In particular, Mesa uses SYS_kcmp for > os_same_file_description() in order to identify when two fd (e.g. device > or dmabuf) point to