Hi Helge, On Fri, 16 Nov 2018 at 01:01, Helge Deller <deller@xxxxxx> 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@xxxxxx> > 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 > > >
