[PATCH v5 04/13] arm: Use the common syscall table

André Almeida andrealmeid at igalia.com
Wed Aug 12 10:38:35 PDT 2026


Remove some of the duplicated code by using the common syscall number
table.

Signed-off-by: André Almeida <andrealmeid at igalia.com>
---
 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..fd73bf6db3bf 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,clone3,32
 
 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




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