linux-kernel - [PATCH 1/2] ia64: syscalls: switch to generic syscalltbl.sh

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Message-Id: <20210301141937.342604-1-masahiroy@kernel.org>
Date:   Mon,  1 Mar 2021 23:19:36 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     linux-ia64@...r.kernel.org
Cc:     linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        Masahiro Yamada <masahiroy@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Christian Brauner <christian.brauner@...ntu.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Mike Rapoport <rppt@...nel.org>
Subject: [PATCH 1/2] ia64: syscalls: switch to generic syscalltbl.sh

Many architectures duplicate similar shell scripts.

This commit converts ia64 to use scripts/syscalltbl.sh.

Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---

 arch/ia64/kernel/entry.S                |  3 +--
 arch/ia64/kernel/syscalls/Makefile      |  8 ++-----
 arch/ia64/kernel/syscalls/syscalltbl.sh | 32 -------------------------
 3 files changed, 3 insertions(+), 40 deletions(-)
 delete mode 100644 arch/ia64/kernel/syscalls/syscalltbl.sh

diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index e98e3dafffd8..5eba3fb2e311 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -1420,10 +1420,9 @@ END(ftrace_stub)
 
 #endif /* CONFIG_FUNCTION_TRACER */
 
-#define __SYSCALL(nr, entry, nargs) data8 entry
+#define __SYSCALL(nr, entry) data8 entry
 	.rodata
 	.align 8
 	.globl sys_call_table
 sys_call_table:
 #include <asm/syscall_table.h>
-#undef __SYSCALL
diff --git a/arch/ia64/kernel/syscalls/Makefile b/arch/ia64/kernel/syscalls/Makefile
index bf4bda0f63eb..2d2e420749b0 100644
--- a/arch/ia64/kernel/syscalls/Makefile
+++ b/arch/ia64/kernel/syscalls/Makefile
@@ -7,7 +7,7 @@ _dummy := $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)')	\
 
 syscall := $(src)/syscall.tbl
 syshdr := $(srctree)/$(src)/syscallhdr.sh
-systbl := $(srctree)/$(src)/syscalltbl.sh
+systbl := $(srctree)/scripts/syscalltbl.sh
 
 quiet_cmd_syshdr = SYSHDR  $@
       cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@'	\
@@ -16,16 +16,12 @@ quiet_cmd_syshdr = SYSHDR  $@
 		   '$(syshdr_offset_$(basetarget))'
 
 quiet_cmd_systbl = SYSTBL  $@
-      cmd_systbl = $(CONFIG_SHELL) '$(systbl)' '$<' '$@'	\
-		   '$(systbl_abis_$(basetarget))'		\
-		   '$(systbl_abi_$(basetarget))'		\
-		   '$(systbl_offset_$(basetarget))'
+      cmd_systbl = $(CONFIG_SHELL) $(systbl) $< $@
 
 syshdr_offset_unistd_64 := __NR_Linux
 $(uapi)/unistd_64.h: $(syscall) $(syshdr) FORCE
 	$(call if_changed,syshdr)
 
-systbl_offset_syscall_table := 1024
 $(kapi)/syscall_table.h: $(syscall) $(systbl) FORCE
 	$(call if_changed,systbl)
 
diff --git a/arch/ia64/kernel/syscalls/syscalltbl.sh b/arch/ia64/kernel/syscalls/syscalltbl.sh
deleted file mode 100644
index 85d78d9309ad..000000000000
--- a/arch/ia64/kernel/syscalls/syscalltbl.sh
+++ /dev/null
@@ -1,32 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0
-
-in="$1"
-out="$2"
-my_abis=`echo "($3)" | tr ',' '|'`
-my_abi="$4"
-offset="$5"
-
-emit() {
-	t_nxt="$1"
-	t_nr="$2"
-	t_entry="$3"
-
-	while [ $t_nxt -lt $t_nr ]; do
-		printf "__SYSCALL(%s, sys_ni_syscall, )\n" "${t_nxt}"
-		t_nxt=$((t_nxt+1))
-	done
-	printf "__SYSCALL(%s, %s, )\n" "${t_nxt}" "${t_entry}"
-}
-
-grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
-	nxt=0
-	if [ -z "$offset" ]; then
-		offset=0
-	fi
-
-	while read nr abi name entry ; do
-		emit $((nxt+offset)) $((nr+offset)) $entry
-		nxt=$((nr+1))
-	done
-) > "$out"
-- 
2.27.0