Re: [RFC PATCH 3/7] kasan: allow architectures to provide an outline readiness check

2019-05-23 Thread Christophe Leroy
Le 23/05/2019 à 07:21, Daniel Axtens a écrit : In powerpc (as I understand it), we spend a lot of time in boot running in real mode before MMU paging is initialised. During this time we call a lot of generic code, including printk(). If we try to access the shadow region during this time,

[RFC PATCH 3/7] kasan: allow architectures to provide an outline readiness check

2019-05-22 Thread Daniel Axtens
In powerpc (as I understand it), we spend a lot of time in boot running in real mode before MMU paging is initialised. During this time we call a lot of generic code, including printk(). If we try to access the shadow region during this time, things fail. My attempts to move early init before the