Re: [PATCH v12 10/28] riscv/mm: Implement map_shadow_stack() syscall

2025-04-24 Thread Radim Krčmář
2025-04-23T20:16:58-07:00, Deepak Gupta : > On Thu, Apr 10, 2025 at 11:56:44AM +0200, Radim Krčmář wrote: >>2025-03-14T14:39:29-07:00, Deepak Gupta : >>> As discussed extensively in the changelog for the addition of this >>> syscall on x86 ("x86/shstk: Introduce map_shadow_stack syscall") the >>> e

Re: [PATCH v12 10/28] riscv/mm: Implement map_shadow_stack() syscall

2025-04-23 Thread Deepak Gupta
On Thu, Apr 10, 2025 at 11:56:44AM +0200, Radim Krčmář wrote: 2025-03-14T14:39:29-07:00, Deepak Gupta : As discussed extensively in the changelog for the addition of this syscall on x86 ("x86/shstk: Introduce map_shadow_stack syscall") the existing mmap() and madvise() syscalls do not map entire

Re: [PATCH v12 10/28] riscv/mm: Implement map_shadow_stack() syscall

2025-04-10 Thread Radim Krčmář
2025-03-14T14:39:29-07:00, Deepak Gupta : > As discussed extensively in the changelog for the addition of this > syscall on x86 ("x86/shstk: Introduce map_shadow_stack syscall") the > existing mmap() and madvise() syscalls do not map entirely well onto the > security requirements for shadow stack m

Re: [PATCH v12 10/28] riscv/mm: Implement map_shadow_stack() syscall

2025-04-09 Thread Deepak Gupta
On Mon, Apr 07, 2025 at 12:50:35PM +0800, Zong Li wrote: On Sat, Mar 15, 2025 at 5:39 AM Deepak Gupta wrote: As discussed extensively in the changelog for the addition of this syscall on x86 ("x86/shstk: Introduce map_shadow_stack syscall") the existing mmap() and madvise() syscalls do not map

Re: [PATCH v12 10/28] riscv/mm: Implement map_shadow_stack() syscall

2025-04-06 Thread Zong Li
On Sat, Mar 15, 2025 at 5:39 AM Deepak Gupta wrote: > > As discussed extensively in the changelog for the addition of this > syscall on x86 ("x86/shstk: Introduce map_shadow_stack syscall") the > existing mmap() and madvise() syscalls do not map entirely well onto the > security requirements for s