Re: [PATCH v2 0/2] linux-user: generate syscall_nr.sh for RISC-V

[Alistair Francis <alistair23@gmail.com>]

On Tue, Feb 25, 2020 at 5:39 AM Laurent Vivier <laurent@vivier.eu> wrote:
>
> Le 25/02/2020 à 00:21, Alistair Francis a écrit :
> > This series updates the RISC-V syscall_nr.sh based on the 5.5 kernel.
> >
> > There are two parts to this. One is just adding the new syscalls, the
> > other part is updating the RV32 syscalls to match the fact that RV32 is
> > a 64-bit time_t architectures (y2038) safe.
> >
> > we need to make some changes to syscall.c to avoid warnings/errors
> > during compliling with the new syscall.
> >
> > I did some RV32 user space testing after applying these patches. I ran the
> > glibc testsuite in userspace and I don't see any regressions.
> >
> > Alistair Francis (2):
> >   linux-user: Protect more syscalls
> >   linux-user/riscv: Update the syscall_nr's to the 5.5 kernel
> >
> >  linux-user/riscv/syscall32_nr.h | 314 ++++++++++++++++++++++++++++++++
> >  linux-user/riscv/syscall64_nr.h | 303 ++++++++++++++++++++++++++++++
> >  linux-user/riscv/syscall_nr.h   | 294 +-----------------------------
> >  linux-user/strace.c             |   2 +
> >  linux-user/syscall.c            |  20 ++
> >  5 files changed, 641 insertions(+), 292 deletions(-)
> >  create mode 100644 linux-user/riscv/syscall32_nr.h
> >  create mode 100644 linux-user/riscv/syscall64_nr.h
> >
>
> I have written a shell script to generate the syscall_nr.h from the
> asm-generic, but as it uses a lot of cpp, tr, sed and grep, the result
> needs to be checked.
>
> If it can help, it is in attachment.
>
> Put it in scripts, and run it as:
>
> scripts/gensyscalls.sh /path/to/linux
>
> then check the result with something like "git diff -w"

Thanks! That seems to be pretty correct :)

Alistair

>
> Thanks,
> Laurent