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From:   Firoz Khan <firoz.khan@linaro.org>
Date:   Thu, 11 Oct 2018 14:00:45 +0530
Message-ID: <CALxhOnhEwzBHNhqV-qfigTi6ABnPufieA7EKgpkDZNDw0==b=w@mail.gmail.com>
Subject: Re: [PATCH v3 4/6] parisc: uapi header and system call table file generation
To:     Arnd Bergmann <arnd@arndb.de>
Cc:     Helge Deller <deller@gmx.de>, linux-parisc@vger.kernel.org,
        "James E . J . Bottomley" <jejb@parisc-linux.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Philippe Ombredanne <pombredanne@nexb.com>,
        Kate Stewart <kstewart@linuxfoundation.org>,
        y2038 Mailman List <y2038@lists.linaro.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linux-Arch <linux-arch@vger.kernel.org>,
        Deepa Dinamani <deepa.kernel@gmail.com>,
        Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
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Hi Arnd,

On Thu, 11 Oct 2018 at 12:37, Arnd Bergmann <arnd@arndb.de> wrote:
>
> On Thu, Oct 11, 2018 at 8:10 AM Firoz Khan <firoz.khan@linaro.org> wrote:
> > On Wed, 10 Oct 2018 at 01:48, Helge Deller <deller@gmx.de> wrote:
> > >
> > > * Firoz Khan <firoz.khan@linaro.org>:
> > > > System call table generation script must be run to generate
> > > > unistd_32/64.h and syscall_table_32/64/c32.h files. This patch
> > > > will have changes which will invokes the script.
> > > >
> > > > This patch will generate unistd_32/64.h and syscall_table_
> > > > 32/64/c32.h files by the syscall table generation script
> > > > invoked by arch/parisc/Makefile and the generated files against
> > > > the removed files will be identical.
> > > >
> > > > The generated uapi header file will be included in uapi/asm/
> > > > unistd_32/64.h and generated system call table support file will
> > > > be included by arch/sparc/kernel/syscall_table_32/64.S file.
> > > >
> > > > Signed-off-by: Firoz Khan <firoz.khan@linaro.org>
> > > > ---
> > > >  arch/parisc/Makefile                  |   4 +
> > > >  arch/parisc/include/asm/Kbuild        |   3 +
> > > >  arch/parisc/include/uapi/asm/Kbuild   |   2 +
> > > >  arch/parisc/include/uapi/asm/unistd.h | 373 +--------------------------
> > > >  arch/parisc/kernel/syscall.S          |  12 +-
> > > >  arch/parisc/kernel/syscall_table.S    | 459 ----------------------------------
> > >
> > >
> > > Can we please get rid of those two new files:
> >
> > Yes, we don't need those files some of the architecture and other
> > architecture does have same/similar files. That's why I added below
> > files, so every architecture implementation looks same.
> >
> > I feel it is better to remove these files.
> > Arnd, Do u have any comment on this?
>
> I agree with Helge. This was a big different in a previous version where
> you generated the syscall_table.S file from syscalls.tbl, but now that
> you generade the syscall_table.h file instead, we no longer need to
> keep the .S file synchronized across architectures.
>
> Having a separate .S file would make it easier to replace that with
> a .c file later, but it's also easier to split it out after your series than
> as part of it.

Sure. Thanks for your comments.

Firoz

>
>       Arnd