linux-kernel - [PATCH v1 5/7] DCE/DSE: riscv: move syscall tables to syscalls/

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Date:   Tue, 26 Sep 2023 06:41:16 +0800
From:   Zhangjin Wu <falcon@...ylab.org>
To:     linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-riscv@...ts.infradead.org, Arnd Bergmann <arnd@...db.de>
Cc:     falcon@...ylab.org, palmer@...osinc.com, paul.walmsley@...ive.com,
        paulburton@...nel.org, paulmck@...nel.org,
        tsbogend@...ha.franken.de, w@....eu,
        Thomas Weißschuh <linux@...ssschuh.net>,
        Tim Bird <tim.bird@...y.com>
Subject: [PATCH v1 5/7] DCE/DSE: riscv: move syscall tables to syscalls/

Both syscall table and compat syscall table share some dead syscalls
elimination code, to avoid cluttering the main RISC-V kernel Makefile,
let's move these tables and the corresponding compile settings to
syscalls/.

Signed-off-by: Zhangjin Wu <falcon@...ylab.org>
---
 arch/riscv/kernel/Makefile                             |  5 +----
 arch/riscv/kernel/syscalls/Makefile                    | 10 ++++++++++
 .../riscv/kernel/{ => syscalls}/compat_syscall_table.c |  0
 arch/riscv/kernel/{ => syscalls}/syscall_table.c       |  0
 4 files changed, 11 insertions(+), 4 deletions(-)
 create mode 100644 arch/riscv/kernel/syscalls/Makefile
 rename arch/riscv/kernel/{ => syscalls}/compat_syscall_table.c (100%)
 rename arch/riscv/kernel/{ => syscalls}/syscall_table.c (100%)

diff --git a/arch/riscv/kernel/Makefile b/arch/riscv/kernel/Makefile
index 95cf25d48405..40aebbf06880 100644
--- a/arch/riscv/kernel/Makefile
+++ b/arch/riscv/kernel/Makefile
@@ -8,8 +8,6 @@ CFLAGS_REMOVE_ftrace.o	= $(CC_FLAGS_FTRACE)
 CFLAGS_REMOVE_patch.o	= $(CC_FLAGS_FTRACE)
 CFLAGS_REMOVE_sbi.o	= $(CC_FLAGS_FTRACE)
 endif
-CFLAGS_syscall_table.o	+= $(call cc-option,-Wno-override-init,)
-CFLAGS_compat_syscall_table.o += $(call cc-option,-Wno-override-init,)
 
 ifdef CONFIG_KEXEC
 AFLAGS_kexec_relocate.o := -mcmodel=medany $(call cc-option,-mno-relax)
@@ -48,7 +46,7 @@ obj-y	+= ptrace.o
 obj-y	+= reset.o
 obj-y	+= setup.o
 obj-y	+= signal.o
-obj-y	+= syscall_table.o
+obj-y	+= syscalls/
 obj-y	+= sys_riscv.o
 obj-y	+= time.o
 obj-y	+= traps.o
@@ -95,7 +93,6 @@ obj-$(CONFIG_JUMP_LABEL)	+= jump_label.o
 obj-$(CONFIG_CFI_CLANG)		+= cfi.o
 
 obj-$(CONFIG_EFI)		+= efi.o
-obj-$(CONFIG_COMPAT)		+= compat_syscall_table.o
 obj-$(CONFIG_COMPAT)		+= compat_signal.o
 obj-$(CONFIG_COMPAT)		+= compat_vdso/
 
diff --git a/arch/riscv/kernel/syscalls/Makefile b/arch/riscv/kernel/syscalls/Makefile
new file mode 100644
index 000000000000..65abd0871ee5
--- /dev/null
+++ b/arch/riscv/kernel/syscalls/Makefile
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Makefile for the RISC-V syscall tables
+#
+
+CFLAGS_syscall_table.o        += $(call cc-option,-Wno-override-init,)
+CFLAGS_compat_syscall_table.o += $(call cc-option,-Wno-override-init,)
+
+obj-y                += syscall_table.o
+obj-$(CONFIG_COMPAT) += compat_syscall_table.o
diff --git a/arch/riscv/kernel/compat_syscall_table.c b/arch/riscv/kernel/syscalls/compat_syscall_table.c
similarity index 100%
rename from arch/riscv/kernel/compat_syscall_table.c
rename to arch/riscv/kernel/syscalls/compat_syscall_table.c
diff --git a/arch/riscv/kernel/syscall_table.c b/arch/riscv/kernel/syscalls/syscall_table.c
similarity index 100%
rename from arch/riscv/kernel/syscall_table.c
rename to arch/riscv/kernel/syscalls/syscall_table.c
-- 
2.25.1