[PATCH RFC v3 4/8] arm: Use the common syscall table
From: André Almeida
Date: Fri Aug 07 2026 - 15:35:38 EST
Remove some of the duplicated code by using the common syscall number
table.
Signed-off-by: André Almeida <andrealmeid@xxxxxxxxxx>
---
arch/arm/tools/Makefile | 10 +++++--
arch/arm/tools/syscall.tbl | 68 ----------------------------------------------
2 files changed, 7 insertions(+), 71 deletions(-)
diff --git a/arch/arm/tools/Makefile b/arch/arm/tools/Makefile
index 28b6da8ac5f6..3e44ac0810a3 100644
--- a/arch/arm/tools/Makefile
+++ b/arch/arm/tools/Makefile
@@ -12,6 +12,8 @@ syshdr := $(srctree)/scripts/syscallhdr.sh
sysnr := $(src)/syscallnr.sh
systbl := $(srctree)/scripts/syscalltbl.sh
syscall := $(src)/syscall.tbl
+syscalltbl_common := $(srctree)/scripts/syscall_common.tbl
+abis := common,cln3,32
gen-y := $(gen)/calls-oabi.S
gen-y += $(gen)/calls-eabi.S
@@ -38,11 +40,13 @@ $(kapi)/mach-types.h: $(src)/gen-mach-types $(src)/mach-types FORCE
$(call if_changed,gen_mach)
quiet_cmd_syshdr = SYSHDR $@
- cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --abis common,$* \
+ cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --abis $(abis),$* \
+ --common-tbl $(syscalltbl_common) \
--offset __NR_SYSCALL_BASE $< $@
quiet_cmd_systbl = SYSTBL $@
- cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis common,$* $< $@
+ cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis $(abis),$* \
+ --common-tbl $(syscalltbl_common) $< $@
quiet_cmd_sysnr = SYSNR $@
cmd_sysnr = $(CONFIG_SHELL) $(sysnr) $< $@
@@ -50,7 +54,7 @@ quiet_cmd_sysnr = SYSNR $@
$(uapi)/unistd-%.h: $(syscall) $(syshdr) FORCE
$(call if_changed,syshdr)
-$(kapi)/unistd-nr.h: $(syscall) $(sysnr) FORCE
+$(kapi)/unistd-nr.h: $(syscalltbl_common) $(sysnr) FORCE
$(call if_changed,sysnr)
$(gen)/calls-%.S: $(syscall) $(systbl) FORCE
diff --git a/arch/arm/tools/syscall.tbl b/arch/arm/tools/syscall.tbl
index 94351e22bfcf..d5bc0e7adf2f 100644
--- a/arch/arm/tools/syscall.tbl
+++ b/arch/arm/tools/syscall.tbl
@@ -418,71 +418,3 @@
400 common migrate_pages sys_migrate_pages
401 common kexec_file_load sys_kexec_file_load
# 402 is unused
-403 common clock_gettime64 sys_clock_gettime
-404 common clock_settime64 sys_clock_settime
-405 common clock_adjtime64 sys_clock_adjtime
-406 common clock_getres_time64 sys_clock_getres
-407 common clock_nanosleep_time64 sys_clock_nanosleep
-408 common timer_gettime64 sys_timer_gettime
-409 common timer_settime64 sys_timer_settime
-410 common timerfd_gettime64 sys_timerfd_gettime
-411 common timerfd_settime64 sys_timerfd_settime
-412 common utimensat_time64 sys_utimensat
-413 common pselect6_time64 sys_pselect6
-414 common ppoll_time64 sys_ppoll
-416 common io_pgetevents_time64 sys_io_pgetevents
-417 common recvmmsg_time64 sys_recvmmsg
-418 common mq_timedsend_time64 sys_mq_timedsend
-419 common mq_timedreceive_time64 sys_mq_timedreceive
-420 common semtimedop_time64 sys_semtimedop
-421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait
-422 common futex_time64 sys_futex
-423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval
-424 common pidfd_send_signal sys_pidfd_send_signal
-425 common io_uring_setup sys_io_uring_setup
-426 common io_uring_enter sys_io_uring_enter
-427 common io_uring_register sys_io_uring_register
-428 common open_tree sys_open_tree
-429 common move_mount sys_move_mount
-430 common fsopen sys_fsopen
-431 common fsconfig sys_fsconfig
-432 common fsmount sys_fsmount
-433 common fspick sys_fspick
-434 common pidfd_open sys_pidfd_open
-435 common clone3 sys_clone3
-436 common close_range sys_close_range
-437 common openat2 sys_openat2
-438 common pidfd_getfd sys_pidfd_getfd
-439 common faccessat2 sys_faccessat2
-440 common process_madvise sys_process_madvise
-441 common epoll_pwait2 sys_epoll_pwait2
-442 common mount_setattr sys_mount_setattr
-443 common quotactl_fd sys_quotactl_fd
-444 common landlock_create_ruleset sys_landlock_create_ruleset
-445 common landlock_add_rule sys_landlock_add_rule
-446 common landlock_restrict_self sys_landlock_restrict_self
-# 447 reserved for memfd_secret
-448 common process_mrelease sys_process_mrelease
-449 common futex_waitv sys_futex_waitv
-450 common set_mempolicy_home_node sys_set_mempolicy_home_node
-451 common cachestat sys_cachestat
-452 common fchmodat2 sys_fchmodat2
-453 common map_shadow_stack sys_map_shadow_stack
-454 common futex_wake sys_futex_wake
-455 common futex_wait sys_futex_wait
-456 common futex_requeue sys_futex_requeue
-457 common statmount sys_statmount
-458 common listmount sys_listmount
-459 common lsm_get_self_attr sys_lsm_get_self_attr
-460 common lsm_set_self_attr sys_lsm_set_self_attr
-461 common lsm_list_modules sys_lsm_list_modules
-462 common mseal sys_mseal
-463 common setxattrat sys_setxattrat
-464 common getxattrat sys_getxattrat
-465 common listxattrat sys_listxattrat
-466 common removexattrat sys_removexattrat
-467 common open_tree_attr sys_open_tree_attr
-468 common file_getattr sys_file_getattr
-469 common file_setattr sys_file_setattr
-470 common listns sys_listns
-471 common rseq_slice_yield sys_rseq_slice_yield
--
2.55.0