[PATCH] riscv/entry: get correct syscall number from syscall_get_nr()

[Björn Töpel]

On Mon, 28 Oct 2024 at 17:26, Celeste Liu <coelacanthushex at gmail.com> wrote:
>
>
> On 2024-10-28 08:17, Ron Economos wrote:
> > On 10/27/24 2:52 PM, Thomas Gleixner wrote:
> >> On Mon, Oct 28 2024 at 01:01, Celeste Liu wrote:
> >>> On 2024-10-27 23:56, Thomas Gleixner wrote:
> >>>> Equivalently you need to be able to modify orig_a0 for changing arg0,
> >>>> no?
> >>> Ok.
> >>>
> >>> Greg, could you accept a backport a new API parameter for
> >>> PTRACE_GETREGSET/PTRACE_SETREGSET to 4.19 LTS branch?
> >> Fix the problem properly and put a proper Fixes tag on it and worry
> >> about the backport later.
> >>
> >> Thanks,
> >>
> >>          tglx
> >>
> > I wouldn't worry about backporting to the 4.19 kernel. It's essentially prehistoric for RISC-V. There's no device tree support for any hardware. Also, 4.19 will be going EOL very soon (December 2024).
>
> Ok, I will work on preparing a new patch to add a new set in
> PTRACE_GETREGSET/PTRACE_SETREGSET.

Thanks for working/finding working on this! Looking forward to the patch!