Re: [PATCH v11 6/6] powerpc: Book3S 64-bit outline-only KASAN support

2021-03-22 Thread Christophe Leroy
Le 19/03/2021 à 15:40, Daniel Axtens a écrit : Implement a limited form of KASAN for Book3S 64-bit machines running under the Radix MMU, supporting only outline mode. - Enable the compiler instrumentation to check addresses and maintain the shadow region. (This is the guts of KASAN

Re: [PATCH v11 6/6] powerpc: Book3S 64-bit outline-only KASAN support

2021-03-21 Thread Daniel Axtens
Balbir Singh writes: > On Mon, Mar 22, 2021 at 11:55:08AM +1100, Daniel Axtens wrote: >> Hi Balbir, >> >> > Could you highlight the changes from >> > https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20170729140901.5887-1-bsinghar...@gmail.com/? >> > >> > Feel free to use my signed-off-by

Re: [PATCH v11 6/6] powerpc: Book3S 64-bit outline-only KASAN support

2021-03-21 Thread Balbir Singh
On Mon, Mar 22, 2021 at 11:55:08AM +1100, Daniel Axtens wrote: > Hi Balbir, > > > Could you highlight the changes from > > https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20170729140901.5887-1-bsinghar...@gmail.com/? > > > > Feel free to use my signed-off-by if you need to and add/update

Re: [PATCH v11 6/6] powerpc: Book3S 64-bit outline-only KASAN support

2021-03-21 Thread Daniel Axtens
Hi Balbir, > Could you highlight the changes from > https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20170729140901.5887-1-bsinghar...@gmail.com/? > > Feel free to use my signed-off-by if you need to and add/update copyright > headers if appropriate. There's not really anything in common

Re: [PATCH v11 6/6] powerpc: Book3S 64-bit outline-only KASAN support

2021-03-20 Thread Balbir Singh
On Sat, Mar 20, 2021 at 01:40:58AM +1100, Daniel Axtens wrote: > Implement a limited form of KASAN for Book3S 64-bit machines running under > the Radix MMU, supporting only outline mode. > Could you highlight the changes from

[PATCH v11 6/6] powerpc: Book3S 64-bit outline-only KASAN support

2021-03-19 Thread Daniel Axtens
Implement a limited form of KASAN for Book3S 64-bit machines running under the Radix MMU, supporting only outline mode. - Enable the compiler instrumentation to check addresses and maintain the shadow region. (This is the guts of KASAN which we can easily reuse.) - Require kasan-vmalloc