Re: [PATCH] remove AND operation in choose_random_kstack_offset()

2024-06-19 Thread liuyuntao (F)
On 2024/6/18 18:45, Mark Rutland wrote: Hi Arnd, On Mon, Jun 17, 2024 at 10:33:08PM +0200, Arnd Bergmann wrote: On Mon, Jun 17, 2024, at 20:22, Kees Cook wrote: On Mon, Jun 17, 2024 at 04:52:15PM +0100, Mark Rutland wrote: On Mon, Jun 17, 2024 at 01:37:21PM +, Yuntao Liu wrote: Since

Re: [PATCH] randomize_kstack: Remove non-functional per-arch entropy filtering

2024-06-19 Thread liuyuntao (F)
On 2024/6/20 5:47, Kees Cook wrote: An unintended consequence of commit 9c573cd31343 ("randomize_kstack: Improve entropy diffusion") was that the per-architecture entropy size filtering reduced how many bits were being added to the mix, rather than how many bits were being used during the offs