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Date: Fri, 12 Oct 2018 15:48:04 +0530
From: Firoz Khan <firoz.khan@...aro.org>
To: linux-parisc@...r.kernel.org,
"James E . J . Bottomley" <jejb@...isc-linux.org>,
Helge Deller <deller@....de>,
Thomas Gleixner <tglx@...utronix.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Philippe Ombredanne <pombredanne@...b.com>,
Kate Stewart <kstewart@...uxfoundation.org>
Cc: y2038 Mailman List <y2038@...ts.linaro.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Linux-Arch <linux-arch@...r.kernel.org>,
Arnd Bergmann <arnd@...db.de>,
Deepa Dinamani <deepa.kernel@...il.com>,
Marcin Juszkiewicz <marcin.juszkiewicz@...aro.org>
Subject: Re: [PATCH v4 3/6] parisc: add system call table generation support
Hi Arnd, Helge, everyone,
On Fri, 12 Oct 2018 at 15:14, Firoz Khan <firoz.khan@...aro.org> wrote:
>
> The system call tables are in different format in all
> architecture and it will be difficult to manually add or
> modify the system calls in the respective files. To make
> it easy by keeping a script and which'll generate the
> header file and syscall table file so this change will
> unify them across all architectures.
>
> The system call table generation script is added in
> syscalls directory which contain the script to generate
> both uapi header file system call table generation file
> and syscall.tbl file which'll be the input for the
> scripts.
>
> syscall.tbl contains the list of available system calls
> along with system call number and corresponding entry point.
> Add a new system call in this architecture 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.
> - Compat entry name, if required.
>
> syscallhdr.sh and syscalltbl.sh will generate uapi header-
> unistd_32/64.h and syscall_table_32/64/c32.h files respect-
> ively. File syscall_table_32/64/c32.h is included by sys-
> call.S - the real system call table. Both .sh files will
> parse the content syscall.tbl to generate the header and
> table files.
>
> ARM, s390 and x86 architecuture does have the similar support.
> I leverage their implementation to come up with a generic
> solution.
>
> Signed-off-by: Firoz Khan <firoz.khan@...aro.org>
> ---
> arch/parisc/kernel/syscalls/Makefile | 55 +++++
> arch/parisc/kernel/syscalls/syscall.tbl | 369 ++++++++++++++++++++++++++++++
> arch/parisc/kernel/syscalls/syscallhdr.sh | 35 +++
> arch/parisc/kernel/syscalls/syscalltbl.sh | 46 ++++
> 4 files changed, 505 insertions(+)
> 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
>
> diff --git a/arch/parisc/kernel/syscalls/Makefile b/arch/parisc/kernel/syscalls/Makefile
> new file mode 100644
> index 0000000..a0af5a3
> --- /dev/null
> +++ b/arch/parisc/kernel/syscalls/Makefile
> @@ -0,0 +1,55 @@
> +# SPDX-License-Identifier: GPL-2.0
> +kapi := arch/$(SRCARCH)/include/generated/asm
> +uapi := arch/$(SRCARCH)/include/generated/uapi/asm
> +
> +_dummy := $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)') \
> + $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)')
> +
> +syscall := $(srctree)/$(src)/syscall.tbl
> +syshdr := $(srctree)/$(src)/syscallhdr.sh
> +systbl := $(srctree)/$(src)/syscalltbl.sh
> +
> +quiet_cmd_syshdr = SYSHDR $@
> + cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \
> + '$(syshdr_abi_$(basetarget))' \
> + '$(syshdr_pfx_$(basetarget))' \
> + '$(syshdr_offset_$(basetarget))'
> +
> +quiet_cmd_systbl = SYSTBL $@
> + cmd_systbl = $(CONFIG_SHELL) '$(systbl)' '$<' '$@' \
> + '$(systbl_abi_$(basetarget))' \
> + '$(systbl_offset_$(basetarget))'
> +
> +syshdr_abi_unistd_32 := common,32
> +syshdr_offset_unistd_32 := __NR_Linux
> +$(uapi)/unistd_32.h: $(syscall) $(syshdr)
> + $(call if_changed,syshdr)
> +
> +syshdr_abi_unistd_64 := common,64
> +syshdr_offset_unistd_64 := __NR_Linux
> +$(uapi)/unistd_64.h: $(syscall) $(syshdr)
> + $(call if_changed,syshdr)
> +
> +systbl_abi_syscall_table_32 := common,32
> +$(kapi)/syscall_table_32.h: $(syscall) $(systbl)
> + $(call if_changed,systbl)
> +
> +systbl_abi_syscall_table_64 := common,64
> +$(kapi)/syscall_table_64.h: $(syscall) $(systbl)
> + $(call if_changed,systbl)
> +
> +systbl_abi_syscall_table_c32 := common,compat,32
> +$(kapi)/syscall_table_c32.h: $(syscall) $(systbl)
> + $(call if_changed,systbl)
> +
> +uapisyshdr-y += unistd_32.h unistd_64.h
> +kapisyshdr-y += syscall_table_32.h \
> + syscall_table_64.h \
> + syscall_table_c32.h
> +
> +targets += $(uapisyshdr-y) $(kapisyshdr-y)
> +
> +PHONY += all
> +all: $(addprefix $(uapi)/,$(uapisyshdr-y))
> +all: $(addprefix $(kapi)/,$(kapisyshdr-y))
> + @:
> diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
> new file mode 100644
> index 0000000..7c9f268
> --- /dev/null
> +++ b/arch/parisc/kernel/syscalls/syscall.tbl
> @@ -0,0 +1,369 @@
> +# SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
> +#
> +# system call numbers and entry vectors for parisc
> +#
> +# The format is:
> +# <number> <abi> <name> <entry point> <compat entry point>
> +#
> +# The <abi> can be common, 64, or 32 for this file.
> +#
> +0 common restart_syscall sys_restart_syscall
> +1 common exit sys_exit
> +2 common fork sys_fork_wrapper
> +3 common read sys_read
> +4 common write sys_write
> +5 common open sys_open compat_sys_open
> +6 common close sys_close
> +7 common waitpid sys_waitpid
> +8 common creat sys_creat
> +9 common link sys_link
> +10 common unlink sys_unlink
> +11 common execve sys_execve compat_sys_execve
> +12 common chdir sys_chdir
> +13 common time sys_time compat_sys_time
> +14 common mknod sys_mknod
> +15 common chmod sys_chmod
> +16 common lchown sys_lchown
> +17 common socket sys_socket
> +18 common stat sys_newstat compat_sys_newstat
> +19 common lseek sys_lseek compat_sys_lseek
> +20 common getpid sys_getpid
> +21 common mount sys_mount compat_sys_mount
> +22 common bind sys_bind
> +23 common setuid sys_setuid
> +24 common getuid sys_getuid
> +25 common stime sys_stime compat_sys_stime
> +26 common ptrace sys_ptrace compat_sys_ptrace
> +27 common alarm sys_alarm
> +28 common fstat sys_newfstat compat_sys_newfstat
> +29 common pause sys_pause
> +30 common utime sys_utime compat_sys_utime
> +31 common connect sys_connect
> +32 common listen sys_listen
> +33 common access sys_access
> +34 common nice sys_nice
> +35 common accept sys_accept
> +36 common sync sys_sync
> +37 common kill sys_kill
> +38 common rename sys_rename
> +39 common mkdir sys_mkdir
> +40 common rmdir sys_rmdir
> +41 common dup sys_dup
> +42 common pipe sys_pipe
> +43 common times sys_times compat_sys_times
> +44 common getsockname sys_getsockname
> +45 common brk sys_brk
> +46 common setgid sys_setgid
> +47 common getgid sys_getgid
> +48 common signal sys_signal
> +49 common geteuid sys_geteuid
> +50 common getegid sys_getegid
> +51 common acct sys_acct
> +52 common umount2 sys_umount
> +53 common getpeername sys_getpeername
> +54 common ioctl sys_ioctl compat_sys_ioctl
> +55 common fcntl sys_fcntl compat_sys_fcntl
> +56 common socketpair sys_socketpair
> +57 common setpgid sys_setpgid
> +58 common send sys_send
> +59 common uname sys_newuname
> +60 common umask sys_umask
> +61 common chroot sys_chroot
> +62 common ustat sys_ustat compat_sys_ustat
> +63 common dup2 sys_dup2
> +64 common getppid sys_getppid
> +65 common getpgrp sys_getpgrp
> +66 common setsid sys_setsid
> +67 common pivot_root sys_pivot_root
> +68 common sgetmask sys_sgetmask sys32_unimplemented
> +69 common ssetmask sys_ssetmask sys32_unimplemented
> +70 common setreuid sys_setreuid
> +71 common setregid sys_setregid
> +72 common mincore sys_mincore
> +73 common sigpending sys_sigpending compat_sys_sigpending
> +74 common sethostname sys_sethostname
> +75 common setrlimit sys_setrlimit compat_sys_setrlimit
> +76 common getrlimit sys_getrlimit compat_sys_getrlimit
> +77 common getrusage sys_getrusage compat_sys_getrusage
> +78 common gettimeofday sys_gettimeofday compat_sys_gettimeofday
> +79 common settimeofday sys_settimeofday compat_sys_settimeofday
> +80 common getgroups sys_getgroups
> +81 common setgroups sys_setgroups
> +82 common sendto sys_sendto
> +83 common symlink sys_symlink
> +84 common lstat sys_newlstat compat_sys_newlstat
> +85 common readlink sys_readlink
> +86 common uselib sys_ni_syscall
> +87 common swapon sys_swapon
> +88 common reboot sys_reboot
> +89 common mmap2 sys_mmap2
> +90 common mmap sys_mmap
> +91 common munmap sys_munmap
> +92 common truncate sys_truncate compat_sys_truncate
> +93 common ftruncate sys_ftruncate compat_sys_ftruncate
> +94 common fchmod sys_fchmod
> +95 common fchown sys_fchown
> +96 common getpriority sys_getpriority
> +97 common setpriority sys_setpriority
> +98 common recv sys_recv
> +99 common statfs sys_statfs compat_sys_statfs
> +100 common fstatfs sys_fstatfs compat_sys_fstatfs
> +101 common stat64 sys_stat64
> +# 102 was socketcall
> +103 common syslog sys_syslog
> +104 common setitimer sys_setitimer compat_sys_setitimer
> +105 common getitimer sys_getitimer compat_sys_getitimer
> +106 common capget sys_capget
> +107 common capset sys_capset
> +108 32 pread64 parisc_pread64
> +108 64 pread64 sys_pread64
> +109 32 pwrite64 parisc_pwrite64
> +109 64 pwrite64 sys_pwrite64
> +110 common getcwd sys_getcwd
> +111 common vhangup sys_vhangup
> +112 common fstat64 sys_fstat64
> +113 common vfork sys_vfork_wrapper
> +114 common wait4 sys_wait4 compat_sys_wait4
> +115 common swapoff sys_swapoff
> +116 common sysinfo sys_sysinfo compat_sys_sysinfo
> +117 common shutdown sys_shutdown
> +118 common fsync sys_fsync
> +119 common madvise sys_madvise
> +120 common clone sys_clone_wrapper
> +121 common setdomainname sys_setdomainname
> +122 common sendfile sys_sendfile compat_sys_sendfile
> +123 common recvfrom sys_recvfrom
> +124 common adjtimex sys_adjtimex compat_sys_adjtimex
> +125 common mprotect sys_mprotect
> +126 common sigprocmask sys_sigprocmask compat_sys_sigprocmask
> +# 127 was create_module
> +128 common init_module sys_init_module
> +129 common delete_module sys_delete_module
> +# 130 was get_kernel_syms
> +131 common quotactl sys_quotactl
> +132 common getpgid sys_getpgid
> +133 common fchdir sys_fchdir
> +134 common bdflush sys_bdflush
> +135 common sysfs sys_sysfs
> +136 32 personality parisc_personality
> +136 64 personality sys_personality
> +# 137 was afs_syscall
> +138 common setfsuid sys_setfsuid
> +139 common setfsgid sys_setfsgid
> +140 common _llseek sys_llseek
> +141 common getdents sys_getdents compat_sys_getdents
> +142 common _newselect sys_select compat_sys_select
> +143 common flock sys_flock
> +144 common msync sys_msync
> +145 common readv sys_readv compat_sys_readv
> +146 common writev sys_writev compat_sys_writev
> +147 common getsid sys_getsid
> +148 common fdatasync sys_fdatasync
> +149 common _sysctl sys_sysctl compat_sys_sysctl
> +150 common mlock sys_mlock
> +151 common munlock sys_munlock
> +152 common mlockall sys_mlockall
> +153 common munlockall sys_munlockall
> +154 common sched_setparam sys_sched_setparam
> +155 common sched_getparam sys_sched_getparam
> +156 common sched_setscheduler sys_sched_setscheduler
> +157 common sched_getscheduler sys_sched_getscheduler
> +158 common sched_yield sys_sched_yield
> +159 common sched_get_priority_max sys_sched_get_priority_max
> +160 common sched_get_priority_min sys_sched_get_priority_min
> +161 common sched_rr_get_interval sys_sched_rr_get_interval compat_sys_sched_rr_get_interval
> +162 common nanosleep sys_nanosleep compat_sys_nanosleep
> +163 common mremap sys_mremap
> +164 common setresuid sys_setresuid
> +165 common getresuid sys_getresuid
> +166 common sigaltstack sys_sigaltstack compat_sys_sigaltstack
> +# 167 was query_module
> +168 common poll sys_poll
> +# 169 was nfsservctl
> +170 common setresgid sys_setresgid
> +171 common getresgid sys_getresgid
> +172 common prctl sys_prctl
> +173 common rt_sigreturn sys_rt_sigreturn_wrapper
> +174 common rt_sigaction sys_rt_sigaction compat_sys_rt_sigaction
> +175 common rt_sigprocmask sys_rt_sigprocmask compat_sys_rt_sigprocmask
> +176 common rt_sigpending sys_rt_sigpending compat_sys_rt_sigpending
> +177 common rt_sigtimedwait sys_rt_sigtimedwait compat_sys_rt_sigtimedwait
> +178 common rt_sigqueueinfo sys_rt_sigqueueinfo compat_sys_rt_sigqueueinfo
> +179 common rt_sigsuspend sys_rt_sigsuspend compat_sys_rt_sigsuspend
> +180 common chown sys_chown
> +181 common setsockopt sys_setsockopt compat_sys_setsockopt
> +182 common getsockopt sys_getsockopt compat_sys_getsockopt
> +183 common sendmsg sys_sendmsg compat_sys_sendmsg
> +184 common recvmsg sys_recvmsg compat_sys_recvmsg
> +185 common semop sys_semop
> +186 common semget sys_semget
> +187 common semctl sys_semctl compat_sys_semctl
> +188 common msgsnd sys_msgsnd compat_sys_msgsnd
> +189 common msgrcv sys_msgrcv compat_sys_msgrcv
> +190 common msgget sys_msgget
> +191 common msgctl sys_msgctl compat_sys_msgctl
> +192 common shmat sys_shmat compat_sys_shmat
> +193 common shmdt sys_shmdt
> +194 common shmget sys_shmget
> +195 common shmctl sys_shmctl compat_sys_shmctl
> +# 196 was getpmsg
> +# 197 was putpmsg
> +198 common lstat64 sys_lstat64
> +199 32 truncate64 parisc_truncate64
> +199 64 truncate64 sys_truncate64
> +200 32 ftruncate64 parisc_ftruncate64
> +200 64 ftruncate64 sys_ftruncate64
> +201 common getdents64 sys_getdents64
> +202 common fcntl64 sys_fcntl64 compat_sys_fcntl64
> +# 203 was attrctl
> +# 204 was acl_get
> +# 205 was acl_set
> +206 common gettid sys_gettid
> +207 32 readahead parisc_readahead
> +207 64 readahead sys_readahead
> +208 common tkill sys_tkill
> +209 common sendfile64 sys_sendfile64 compat_sys_sendfile64
> +210 common futex sys_futex compat_sys_futex
> +211 common sched_setaffinity sys_sched_setaffinity compat_sys_sched_setaffinity
> +212 common sched_getaffinity sys_sched_getaffinity compat_sys_sched_getaffinity
> +# 213 was set_thread_area
> +# 214 was get_thread_area
> +215 common io_setup sys_io_setup compat_sys_io_setup
> +216 common io_destroy sys_io_destroy
> +217 common io_getevents sys_io_getevents compat_sys_io_getevents
> +218 common io_submit sys_io_submit compat_sys_io_submit
> +219 common io_cancel sys_io_cancel
> +# 220 was alloc_hugepages
> +# 221 was free_hugepages
> +222 common exit_group sys_exit_group
> +223 common lookup_dcookie sys_lookup_dcookie compat_sys_lookup_dcookie
> +224 common epoll_create sys_epoll_create
> +225 common epoll_ctl sys_epoll_ctl
> +226 common epoll_wait sys_epoll_wait
> +227 common remap_file_pages sys_remap_file_pages
> +228 common semtimedop sys_semtimedop compat_sys_semtimedop
> +229 common mq_open sys_mq_open compat_sys_mq_open
> +230 common mq_unlink sys_mq_unlink
> +231 common mq_timedsend sys_mq_timedsend compat_sys_mq_timedsend
> +232 common mq_timedreceive sys_mq_timedreceive compat_sys_mq_timedreceive
> +233 common mq_notify sys_mq_notify compat_sys_mq_notify
> +234 common mq_getsetattr sys_mq_getsetattr compat_sys_mq_getsetattr
> +235 common waitid sys_waitid compat_sys_waitid
> +236 32 fadvise64_64 parisc_fadvise64_64
> +236 64 fadvise64_64 sys_fadvise64_64
> +237 common set_tid_address sys_set_tid_address
> +238 common setxattr sys_setxattr
> +239 common lsetxattr sys_lsetxattr
> +240 common fsetxattr sys_fsetxattr
> +241 common getxattr sys_getxattr
> +242 common lgetxattr sys_lgetxattr
> +243 common fgetxattr sys_fgetxattr
> +244 common listxattr sys_listxattr
> +245 common llistxattr sys_llistxattr
> +246 common flistxattr sys_flistxattr
> +247 common removexattr sys_removexattr
> +248 common lremovexattr sys_lremovexattr
> +249 common fremovexattr sys_fremovexattr
> +250 common timer_create sys_timer_create compat_sys_timer_create
> +251 common timer_settime sys_timer_settime compat_sys_timer_settime
> +252 common timer_gettime sys_timer_gettime compat_sys_timer_gettime
> +253 common timer_getoverrun sys_timer_getoverrun
> +254 common timer_delete sys_timer_delete
> +255 common clock_settime sys_clock_settime compat_sys_clock_settime
> +256 common clock_gettime sys_clock_gettime compat_sys_clock_gettime
> +257 common clock_getres sys_clock_getres compat_sys_clock_getres
> +258 common clock_nanosleep sys_clock_nanosleep compat_sys_clock_nanosleep
> +259 common tgkill sys_tgkill
> +260 common mbind sys_mbind compat_sys_mbind
> +261 common get_mempolicy sys_get_mempolicy compat_sys_get_mempolicy
> +262 common set_mempolicy sys_set_mempolicy compat_sys_set_mempolicy
> +# 263 was vserver
> +264 common add_key sys_add_key
> +265 common request_key sys_request_key
> +266 common keyctl sys_keyctl compat_sys_keyctl
> +267 common ioprio_set sys_ioprio_set
> +268 common ioprio_get sys_ioprio_get
> +269 common inotify_init sys_inotify_init
> +270 common inotify_add_watch sys_inotify_add_watch
> +271 common inotify_rm_watch sys_inotify_rm_watch
> +272 common migrate_pages sys_migrate_pages
> +273 common pselect6 sys_pselect6 compat_sys_pselect6
> +274 common ppoll sys_ppoll compat_sys_ppoll
> +275 common openat sys_openat compat_sys_openat
> +276 common mkdirat sys_mkdirat
> +277 common mknodat sys_mknodat
> +278 common fchownat sys_fchownat
> +279 common futimesat sys_futimesat compat_sys_futimesat
> +280 common fstatat64 sys_fstatat64
> +281 common unlinkat sys_unlinkat
> +282 common renameat sys_renameat
> +283 common linkat sys_linkat
> +284 common symlinkat sys_symlinkat
> +285 common readlinkat sys_readlinkat
> +286 common fchmodat sys_fchmodat
> +287 common faccessat sys_faccessat
> +288 common unshare sys_unshare
> +289 common set_robust_list sys_set_robust_list compat_sys_set_robust_list
> +290 common get_robust_list sys_get_robust_list compat_sys_get_robust_list
> +291 common splice sys_splice
> +292 32 sync_file_range parisc_sync_file_range
> +292 64 sync_file_range sys_sync_file_range
> +293 common tee sys_tee
> +294 common vmsplice sys_vmsplice compat_sys_vmsplice
> +295 common move_pages sys_move_pages compat_sys_move_pages
> +296 common getcpu sys_getcpu
> +297 common epoll_pwait sys_epoll_pwait compat_sys_epoll_pwait
> +298 common statfs64 sys_statfs64 compat_sys_statfs64
> +299 common fstatfs64 sys_fstatfs64 compat_sys_fstatfs64
> +300 common kexec_load sys_kexec_load compat_sys_kexec_load
> +301 common utimensat sys_utimensat compat_sys_utimensat
> +302 common signalfd sys_signalfd compat_sys_signalfd
> +# 303 was timerfd
> +304 common eventfd sys_eventfd
> +305 32 fallocate parisc_fallocate
> +305 64 fallocate sys_fallocate
> +306 common timerfd_create sys_timerfd_create
> +307 common timerfd_settime sys_timerfd_settime compat_sys_timerfd_settime
> +308 common timerfd_gettime sys_timerfd_gettime compat_sys_timerfd_gettime
> +309 common signalfd4 sys_signalfd4 compat_sys_signalfd4
> +310 common eventfd2 sys_eventfd2
> +311 common epoll_create1 sys_epoll_create1
> +312 common dup3 sys_dup3
> +313 common pipe2 sys_pipe2
> +314 common inotify_init1 sys_inotify_init1
> +315 common preadv sys_preadv compat_sys_preadv
> +316 common pwritev sys_pwritev compat_sys_pwritev
> +317 common rt_tgsigqueueinfo sys_rt_tgsigqueueinfo compat_sys_rt_tgsigqueueinfo
> +318 common perf_event_open sys_perf_event_open
> +319 common recvmmsg sys_recvmmsg compat_sys_recvmmsg
> +320 common accept4 sys_accept4
> +321 common prlimit64 sys_prlimit64
> +322 common fanotify_init sys_fanotify_init
> +323 common fanotify_mark sys_fanotify_mark sys32_fanotify_mark
> +324 common clock_adjtime sys_clock_adjtime compat_sys_clock_adjtime
> +325 common name_to_handle_at sys_name_to_handle_at
> +326 common open_by_handle_at sys_open_by_handle_at compat_sys_open_by_handle_at
> +327 common syncfs sys_syncfs
> +328 common setns sys_setns
> +329 common sendmmsg sys_sendmmsg compat_sys_sendmmsg
> +330 common process_vm_readv sys_process_vm_readv compat_sys_process_vm_readv
> +331 common process_vm_writev sys_process_vm_writev compat_sys_process_vm_writev
> +332 common kcmp sys_kcmp
> +333 common finit_module sys_finit_module
> +334 common sched_setattr sys_sched_setattr
> +335 common sched_getattr sys_sched_getattr
> +336 common utimes sys_utimes compat_sys_utimes
> +337 common renameat2 sys_renameat2
> +338 common seccomp sys_seccomp
> +339 common getrandom sys_getrandom
> +340 common memfd_create sys_memfd_create
> +341 common bpf sys_bpf
> +342 common execveat sys_execveat compat_sys_execveat
> +343 common membarrier sys_membarrier
> +344 common userfaultfd sys_userfaultfd
> +345 common mlock2 sys_mlock2
> +346 common copy_file_range sys_copy_file_range
> +347 common preadv2 sys_preadv2 compat_sys_preadv2
> +348 common pwritev2 sys_pwritev2 compat_sys_pwritev2
> +349 common statx sys_statx
> +350 common io_pgetevents sys_io_pgetevents compat_sys_io_pgetevents
> \ No newline at end of file
> diff --git a/arch/parisc/kernel/syscalls/syscallhdr.sh b/arch/parisc/kernel/syscalls/syscallhdr.sh
> new file mode 100644
> index 0000000..607d4ca
> --- /dev/null
> +++ b/arch/parisc/kernel/syscalls/syscallhdr.sh
> @@ -0,0 +1,35 @@
> +#!/bin/sh
> +# SPDX-License-Identifier: GPL-2.0
> +
> +in="$1"
> +out="$2"
> +my_abis=`echo "($3)" | tr ',' '|'`
> +prefix="$4"
> +offset="$5"
> +
> +fileguard=_UAPI_ASM_PARISC_`basename "$out" | sed \
> + -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \
> + -e 's/[^A-Z0-9_]/_/g' -e 's/__/_/g'`
> +grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
> + echo "#ifndef ${fileguard}"
> + echo "#define ${fileguard}"
> + echo ""
> +
> + nxt=0
> + while read nr abi name entry compat ; do
> + if [ -z "$offset" ]; then
> + echo -e "#define __NR_${prefix}${name}\t$nr"
> + else
> + echo -e "#define __NR_${prefix}${name}\t($offset + $nr)"
> + fi
> + nxt=$nr
> + let nxt=nxt+1
> + done
> +
> + echo ""
> + echo "#ifdef __KERNEL__"
> + echo -e "#define __NR_syscalls\t$nxt"
> + echo "#endif"
> + echo ""
> + echo "#endif /* ${fileguard} */"
> +) > "$out"
> diff --git a/arch/parisc/kernel/syscalls/syscalltbl.sh b/arch/parisc/kernel/syscalls/syscalltbl.sh
> new file mode 100644
> index 0000000..04abde7
> --- /dev/null
> +++ b/arch/parisc/kernel/syscalls/syscalltbl.sh
> @@ -0,0 +1,46 @@
> +#!/bin/sh
> +# SPDX-License-Identifier: GPL-2.0
> +
> +in="$1"
> +out="$2"
> +my_abis=`echo "($3)" | tr ',' '|'`
> +offset="$4"
> +
> +emit() {
> + nxt="$1"
> + if [ -z "$offset" ]; then
> + nr="$2"
> + else
> + nr="$2"
> + nr=$((nr+offset))
> + fi
> + entry="$3"
> +
> + while [ $nxt -lt $nr ]; do
> + echo "__SYSCALL($nxt, sys_ni_syscall, )"
> + let nxt=nxt+1
> + done
> + echo "__SYSCALL($nxt, $entry, )"
> +}
> +
> +grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
> + if [ -z "$offset" ]; then
> + nxt=0
> + else
> + nxt=$offset
> + fi
> +
> + my_abi="$(cut -d'|' -f2 <<< $my_abis)"
> + while read nr abi name entry compat ; do
> + if [ $my_abi = "compat" ]; then
> + if [ -z "$compat" ]; then
> + emit $nxt $nr $entry
> + else
> + emit $nxt $nr $compat
> + fi
> + else
> + emit $nxt $nr $entry
> + fi
> + let nxt=nxt+1
> + done
> +) > "$out"
Appreciate if someone can review this script!
Firoz
> --
> 1.9.1
>
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