@@ -1,7 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
generated-y += syscall_table_32.h
generated-y += syscall_table_64.h
-generated-y += syscall_table_c32.h
generated-y += syscall_table_spu.h
generic-y += export.h
generic-y += kvm_types.h
@@ -7,7 +7,7 @@ _dummy := $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)') \
syscall := $(srctree)/$(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)' '$<' '$@' \
@@ -16,10 +16,7 @@ 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) $< $@ $(abis)
syshdr_abis_unistd_32 := common,nospu,32
$(uapi)/unistd_32.h: $(syscall) $(syshdr) FORCE
@@ -29,30 +26,21 @@ syshdr_abis_unistd_64 := common,nospu,64
$(uapi)/unistd_64.h: $(syscall) $(syshdr) FORCE
$(call if_changed,syshdr)
-systbl_abis_syscall_table_32 := common,nospu,32
-systbl_abi_syscall_table_32 := 32
+$(kapi)/syscall_table_32.h: abis := common,nospu,32
$(kapi)/syscall_table_32.h: $(syscall) $(systbl) FORCE
$(call if_changed,systbl)
-systbl_abis_syscall_table_64 := common,nospu,64
-systbl_abi_syscall_table_64 := 64
+$(kapi)/syscall_table_64.h: abis := common,nospu,64
$(kapi)/syscall_table_64.h: $(syscall) $(systbl) FORCE
$(call if_changed,systbl)
-systbl_abis_syscall_table_c32 := common,nospu,32
-systbl_abi_syscall_table_c32 := c32
-$(kapi)/syscall_table_c32.h: $(syscall) $(systbl) FORCE
- $(call if_changed,systbl)
-
-systbl_abis_syscall_table_spu := common,spu
-systbl_abi_syscall_table_spu := spu
+$(kapi)/syscall_table_spu.h: abis := common,spu
$(kapi)/syscall_table_spu.h: $(syscall) $(systbl) FORCE
$(call if_changed,systbl)
uapisyshdr-y += unistd_32.h unistd_64.h
kapisyshdr-y += syscall_table_32.h \
syscall_table_64.h \
- syscall_table_c32.h \
syscall_table_spu.h
uapisyshdr-y := $(addprefix $(uapi)/, $(uapisyshdr-y))
deleted file mode 100644
@@ -1,36 +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 compat ; do
- if [ "$my_abi" = "c32" ] && [ ! -z "$compat" ]; then
- emit $((nxt+offset)) $((nr+offset)) $compat
- else
- emit $((nxt+offset)) $((nr+offset)) $entry
- fi
- nxt=$((nr+1))
- done
-) > "$out"
@@ -21,6 +21,7 @@
#define __SYSCALL(nr, entry) .long entry
#endif
+#define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, native)
.globl sys_call_table
sys_call_table:
#ifdef CONFIG_PPC64
@@ -30,8 +31,10 @@ sys_call_table:
#endif
#ifdef CONFIG_COMPAT
+#undef __SYSCALL_WITH_COMPAT
+#define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, compat)
.globl compat_sys_call_table
compat_sys_call_table:
#define compat_sys_sigsuspend sys_sigsuspend
-#include <asm/syscall_table_c32.h>
+#include <asm/syscall_table_32.h>
#endif
@@ -35,9 +35,9 @@
*/
static void *spu_syscall_table[] = {
+#define __SYSCALL_WITH_COMPAT(nr, entry, compat) __SYSCALL(nr, entry)
#define __SYSCALL(nr, entry) [nr] = entry,
#include <asm/syscall_table_spu.h>
-#undef __SYSCALL
};
long spu_sys_callback(struct spu_syscall_block *s)
As of v5.11-rc1, 12 architectures duplicate similar shell scripts in order to generate syscall table headers. My goal is to unify them into the single scripts/syscalltbl.sh. This commit converts powerpc to use scripts/syscalltbl.sh. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> --- arch/powerpc/include/asm/Kbuild | 1 - arch/powerpc/kernel/syscalls/Makefile | 22 +++---------- arch/powerpc/kernel/syscalls/syscalltbl.sh | 36 --------------------- arch/powerpc/kernel/systbl.S | 5 ++- arch/powerpc/platforms/cell/spu_callbacks.c | 2 +- 5 files changed, 10 insertions(+), 56 deletions(-) delete mode 100644 arch/powerpc/kernel/syscalls/syscalltbl.sh