From: Firoz Khan <firoz.khan@linaro.org>
To: Helge Deller <deller@gmx.de>
Cc: 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>,
Arnd Bergmann <arnd@arndb.de>,
Deepa Dinamani <deepa.kernel@gmail.com>,
Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
Subject: Re: [PATCH v7 0/5] parisc: system call table generation support
Date: Fri, 16 Nov 2018 11:21:01 +0530 [thread overview]
Message-ID: <CALxhOngc1cSSDVznnX+iLg-Ne9+k0ct0wT-z0MXKSeKxJE3Vsg@mail.gmail.com> (raw)
In-Reply-To: <58c3c4a4-7f55-bf08-1c96-ef1aa7f97072@gmx.de>
Hi Helge,
On Fri, 16 Nov 2018 at 01:01, Helge Deller <deller@gmx.de> wrote:
>
> On 14.11.2018 07:34, Firoz Khan wrote:
> > The purpose of this patch series is, we can easily
> > add/modify/delete system call table support by cha-
> > nging entry in syscall.tbl file instead of manually
> > changing many files. The other goal is to unify the
> > system call table generation support implementation
> > across all the architectures.
> >
> > The system call tables are in different format in
> > all architecture. It will be difficult to manually
> > add, modify or delete the system calls in the resp-
> > ective files manually. To make it easy by keeping a
> > script and which'll generate uapi header file and
> > syscall table file.
> >
> > syscall.tbl contains the list of available system
> > calls along with system call number and correspond-
> > ing entry point. Add a new system call in this arch-
> > itecture will be possible by adding new entry in the
> > syscall.tbl file.
> >
> > Adding a new table entry consisting of:
> > - System call number.
> > - ABI.
> > - System call name.
> > - Entry point name.
> >
> > ARM, s390 and x86 architecuture does exist the sim-
> > ilar support. I leverage their implementation to
> > come up with a generic solution.
> >
> > I have done the same support for work for alpha, ia64,
> > m68k, microblaze, mips, powerpc, sh, sparc and xtensa.
> > Below mentioned git repository contains more details
> > about the workflow.
> >
> > https://github.com/frzkhn/system_call_table_generator/
> >
> > Finally, this is the ground work to solve the Y2038
> > issue. We need to add two dozen of system calls to
> > solve Y2038 issue. So this patch series will help to
> > add new system calls easily by adding new entry in
> > the syscall.tbl.
> >
> > changes since v6:
> > - changed from generic-y to generated-y in Kbuild.
> >
> > changes since v5:
> > - optimized/updated the syscall table generation
> > scripts.
> > - fixed all mixed indentation issues in syscall.tbl.
> > - added "comments" in syscall_*.tbl.
> >
> > changes since v4:
> > - optimized/updated the syscall table generation
> > scripts.
> > - removed __IGNORE entries which was added in v2
> > to suppress the warning.
> >
> > changes since v3:
> > - optimized/updated the syscall table generation
> > scripts.
> > - added missing new line.
> >
> > changes since v2:
> > - updated the syscall.tbl file by including missed
> > entries.
> >
> > changes since v1:
> > - enclosed __NR_sycalls macro with __KERNEL__.
> >
> > Firoz Khan (5):
> > parisc: move __IGNORE* entries to non uapi header
> > parisc: add __NR_syscalls along with __NR_Linux_syscalls
> > parisc: add system call table generation support
> > parisc: generate uapi header and system call table files
> > parisc: syscalls: ignore nfsservctl for other architectures
>
> Firoz, you may add
> Acked-by: Helge Deller <deller@gmx.de>
> to the whole parisc series.
Sure, will do.
I'm on a vacation right now. will send mid next week.
Thanks
Firoz
>
> Thanks!
> Helge
>
>
>
> > arch/parisc/Makefile | 3 +
> > arch/parisc/include/asm/Kbuild | 3 +
> > arch/parisc/include/asm/unistd.h | 8 +
> > arch/parisc/include/uapi/asm/Kbuild | 2 +
> > arch/parisc/include/uapi/asm/unistd.h | 382 +------------------------
> > arch/parisc/kernel/syscall.S | 11 +-
> > arch/parisc/kernel/syscall_table.S | 459 ------------------------------
> > arch/parisc/kernel/syscalls/Makefile | 57 ++++
> > arch/parisc/kernel/syscalls/syscall.tbl | 369 ++++++++++++++++++++++++
> > arch/parisc/kernel/syscalls/syscallhdr.sh | 36 +++
> > arch/parisc/kernel/syscalls/syscalltbl.sh | 36 +++
> > scripts/checksyscalls.sh | 1 +
> > 12 files changed, 531 insertions(+), 836 deletions(-)
> > delete mode 100644 arch/parisc/kernel/syscall_table.S
> > create mode 100644 arch/parisc/kernel/syscalls/Makefile
> > create mode 100644 arch/parisc/kernel/syscalls/syscall.tbl
> > create mode 100644 arch/parisc/kernel/syscalls/syscallhdr.sh
> > create mode 100644 arch/parisc/kernel/syscalls/syscalltbl.sh
> >
>
next prev parent reply other threads:[~2018-11-16 5:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-14 6:34 [PATCH v7 0/5] parisc: system call table generation support Firoz Khan
2018-11-14 6:34 ` [PATCH v7 1/5] parisc: move __IGNORE* entries to non uapi header Firoz Khan
2018-11-14 6:34 ` [PATCH v7 2/5] parisc: add __NR_syscalls along with __NR_Linux_syscalls Firoz Khan
2018-11-14 6:34 ` [PATCH v7 3/5] parisc: add system call table generation support Firoz Khan
2018-11-14 6:35 ` [PATCH v7 4/5] parisc: generate uapi header and system call table files Firoz Khan
2018-11-14 6:35 ` [PATCH v7 5/5] parisc: syscalls: ignore nfsservctl for other architectures Firoz Khan
2018-11-15 19:30 ` [PATCH v7 0/5] parisc: system call table generation support Helge Deller
2018-11-16 5:51 ` Firoz Khan [this message]
2018-11-16 21:55 ` Helge Deller
2018-11-16 23:20 ` Arnd Bergmann
2018-11-17 16:26 ` Helge Deller
2018-11-19 5:21 ` Firoz Khan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=CALxhOngc1cSSDVznnX+iLg-Ne9+k0ct0wT-z0MXKSeKxJE3Vsg@mail.gmail.com \
--to=firoz.khan@linaro.org \
--cc=arnd@arndb.de \
--cc=deepa.kernel@gmail.com \
--cc=deller@gmx.de \
--cc=gregkh@linuxfoundation.org \
--cc=jejb@parisc-linux.org \
--cc=kstewart@linuxfoundation.org \
--cc=linux-arch@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-parisc@vger.kernel.org \
--cc=marcin.juszkiewicz@linaro.org \
--cc=pombredanne@nexb.com \
--cc=tglx@linutronix.de \
--cc=y2038@lists.linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).