From: "André Almeida" <andrealmeid@igalia.com>
To: Masami Hiramatsu <mhiramat@kernel.org>, Arnd Bergmanon <arnd@arndb.de>
Cc: "Christian Brauner" <brauner@kernel.org>,
linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org,
kernel-dev@igalia.com,
"Thomas Bogendoerfer" <tsbogend@alpha.franken.de>,
linux-alpha@vger.kernel.org, linux-s390@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, soc@lists.linux.dev,
linux-mips@vger.kernel.org, sparclinux@vger.kernel.org,
"André Almeida" <andrealmeid@igalia.com>
Subject: [PATCH v8 04/12] s390: Use the common syscall table
Date: Fri, 18 Sep 2026 21:31:11 -0300 [thread overview]
Message-ID: <20260918-tonyk-syscall_table-v8-4-0e2d60cad13e@igalia.com> (raw)
In-Reply-To: <20260918-tonyk-syscall_table-v8-0-0e2d60cad13e@igalia.com>
Remove some of the duplicated code by using the common syscall number
table.
Signed-off-by: André Almeida <andrealmeid@igalia.com>
---
arch/s390/kernel/syscall.c | 2 ++
arch/s390/kernel/syscalls/Makefile | 12 ++++++---
arch/s390/kernel/syscalls/syscall.tbl | 49 -----------------------------------
3 files changed, 10 insertions(+), 53 deletions(-)
diff --git a/arch/s390/kernel/syscall.c b/arch/s390/kernel/syscall.c
index bcc0b76bd868..d4b5c30e1cbe 100644
--- a/arch/s390/kernel/syscall.c
+++ b/arch/s390/kernel/syscall.c
@@ -40,6 +40,8 @@
#include "entry.h"
+#define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, native)
+
#define __SYSCALL(nr, sym) long __s390x_##sym(struct pt_regs *);
#include <asm/syscall_table.h>
#undef __SYSCALL
diff --git a/arch/s390/kernel/syscalls/Makefile b/arch/s390/kernel/syscalls/Makefile
index d5fca0ca0890..4b4490f80467 100644
--- a/arch/s390/kernel/syscalls/Makefile
+++ b/arch/s390/kernel/syscalls/Makefile
@@ -5,19 +5,23 @@ uapi := arch/$(SRCARCH)/include/generated/uapi/asm
$(shell mkdir -p $(uapi) $(kapi))
syscall := $(src)/syscall.tbl
+syscalltbl_common := $(srctree)/scripts/syscall_common.tbl
syshdr := $(srctree)/scripts/syscallhdr.sh
systbl := $(srctree)/scripts/syscalltbl.sh
+abis := common,clone3,memfd_secret
quiet_cmd_syshdr = SYSHDR $@
- cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --emit-nr --abis common,$* $< $@
+ cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --emit-nr --abis $(abis),$* \
+ --common-tbl $(syscalltbl_common) $< $@
quiet_cmd_systbl = SYSTBL $@
- cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis common,$* $< $@
+ cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis $(abis),$* \
+ --common-tbl $(syscalltbl_common) $< $@
-$(uapi)/unistd_%.h: $(syscall) $(syshdr) FORCE
+$(uapi)/unistd_%.h: $(syscall) $(syscalltbl_common) $(syshdr) FORCE
$(call if_changed,syshdr)
-$(kapi)/syscall_table.h: $(syscall) $(systbl) FORCE
+$(kapi)/syscall_table.h: $(syscall) $(syscalltbl_common) $(systbl) FORCE
$(call if_changed,systbl)
uapisyshdr-y += unistd_64.h
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index 1b45e68a217b..ce6d15260dd1 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -350,52 +350,3 @@
400 common msgsnd sys_msgsnd
401 common msgrcv sys_msgrcv
402 common msgctl sys_msgctl
-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 common memfd_secret sys_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
-472 common fchroot sys_fchroot
--
2.55.0
next prev parent reply other threads:[~2026-09-19 0:31 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-19 0:31 [PATCH v8 00/12] syscalls: Add a shared table for all archs André Almeida
2026-09-19 0:31 ` [PATCH v8 01/12] syscalls: Make --abis parsing more robust André Almeida
2026-09-19 0:31 ` [PATCH v8 02/12] syscalls: Create unified partial table for all archs André Almeida
2026-09-19 0:31 ` [PATCH v8 03/12] scripts/syscall.tbl: Use the common table André Almeida
2026-09-19 0:31 ` André Almeida [this message]
2026-09-19 0:31 ` [PATCH v8 05/12] sparc: Use the common syscall table André Almeida
2026-09-19 0:31 ` [PATCH v8 06/12] mips: Remove duplicated syscallnr.sh André Almeida
2026-09-19 0:31 ` [PATCH v8 07/12] mips: Get rid of custom mips ABIs for syscall tables André Almeida
2026-09-19 0:31 ` [PATCH v8 08/12] mips: Use the common syscall table André Almeida
2026-09-19 0:31 ` [PATCH v8 09/12] syscalls: Add an option for offsetting the common table André Almeida
2026-09-19 0:31 ` [PATCH v8 10/12] alpha: Define entry point for set_mempolicy_home_node syscall André Almeida
2026-09-19 0:31 ` [PATCH v8 11/12] alpha: Remove alpha_ prefix from custom syscall entries André Almeida
2026-09-19 0:31 ` [PATCH v8 12/12] alpha: Use the common syscall table André Almeida
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