Re: [PATCH RFC v2 25/29] mm: asi: Restricted execution fore bare-metal processes

2025-02-28 Thread Yosry Ahmed
(Trimming the CC list as my email server refuses the number of CCs) On Fri, Jan 10, 2025 at 06:40:51PM +, Brendan Jackman wrote: > Now userspace gets a restricted address space too. The critical section > begins on exit to userspace and ends when it makes a system call. > Other entries from us

Re: [PATCH v7 7/8] execmem: add support for cache of large ROX pages

2025-02-28 Thread Mike Rapoport
Hi Ryan, On Thu, Feb 27, 2025 at 11:13:29AM +, Ryan Roberts wrote: > Hi Mike, > > Drive by review comments below... > > > On 23/10/2024 17:27, Mike Rapoport wrote: > > From: "Mike Rapoport (Microsoft)" > > > > Using large pages to map text areas reduces iTLB pressure and improves > > perf

Re: [PATCH RFC v2 02/29] x86: Create CONFIG_MITIGATION_ADDRESS_SPACE_ISOLATION

2025-02-28 Thread Mike Rapoport
Hi Brendan, On Fri, Jan 10, 2025 at 06:40:28PM +, Brendan Jackman wrote: > Currently a nop config. Keeping as a separate commit for easy review of > the boring bits. Later commits will use and enable this new config. > > This config is only added for non-UML x86_64 as other architectures do >