@@ -31,12 +31,8 @@ $(call detected_var,SRCARCH)
ifneq ($(NO_SYSCALL_TABLE),1)
NO_SYSCALL_TABLE := 1
- ifeq ($(SRCARCH),s390)
- NO_SYSCALL_TABLE := 0
- endif
-
# architectures that use the generic syscall table scripts
- ifeq ($(SRCARCH),$(filter $(SRCARCH),riscv arc csky arm sh sparc xtensa x86 alpha parisc arm64 loongarch mips powerpc))
+ ifeq ($(SRCARCH),$(filter $(SRCARCH),riscv arc csky arm sh sparc xtensa x86 alpha parisc arm64 loongarch mips powerpc s390))
NO_SYSCALL_TABLE := 0
CFLAGS += -DGENERIC_SYSCALL_TABLE
CFLAGS += -I$(OUTPUT)/tools/perf/arch/$(SRCARCH)/include/generated
@@ -78,7 +74,7 @@ ifeq ($(SRCARCH),loongarch)
endif
ifeq ($(ARCH),s390)
- CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
+ CFLAGS += -fPIC
endif
ifeq ($(ARCH),mips)
@@ -311,7 +311,7 @@ FEATURE_TESTS := all
endif
endif
# architectures that use the generic syscall table
-ifeq ($(SRCARCH),$(filter $(SRCARCH),riscv arc csky arm sh sparc xtensa x86 alpha parisc arm64 loongarch mips powerpc))
+ifeq ($(SRCARCH),$(filter $(SRCARCH),riscv arc csky arm sh sparc xtensa x86 alpha parisc arm64 loongarch mips powerpc s390))
include $(srctree)/tools/perf/scripts/Makefile.syscalls
endif
include Makefile.config
@@ -1,24 +1,3 @@
# SPDX-License-Identifier: GPL-2.0-only
HAVE_KVM_STAT_SUPPORT := 1
PERF_HAVE_JITDUMP := 1
-
-#
-# Syscall table generation for perf
-#
-
-out := $(OUTPUT)arch/s390/include/generated/asm
-header := $(out)/syscalls_64.c
-sysprf := $(srctree)/tools/perf/arch/s390/entry/syscalls
-sysdef := $(sysprf)/syscall.tbl
-systbl := $(sysprf)/mksyscalltbl
-
-# Create output directory if not already present
-$(shell [ -d '$(out)' ] || mkdir -p '$(out)')
-
-$(header): $(sysdef) $(systbl)
- $(Q)$(SHELL) '$(systbl)' $(sysdef) > $@
-
-clean::
- $(call QUIET_CLEAN, s390) $(RM) $(header)
-
-archheaders: $(header)
new file mode 100644
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+syscall-y += syscalls_64.h
new file mode 100644
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
+syscall_abis_64 += renameat rlimit memfd_secret
+
+syscalltbl = $(srctree)/tools/perf/arch/s390/entry/syscalls/syscall.tbl
deleted file mode 100755
@@ -1,32 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0
-#
-# Generate system call table for perf
-#
-# Copyright IBM Corp. 2017, 2018
-# Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
-#
-
-SYSCALL_TBL=$1
-
-if ! test -r $SYSCALL_TBL; then
- echo "Could not read input file" >&2
- exit 1
-fi
-
-create_table()
-{
- local max_nr nr abi sc discard
-
- echo 'static const char *const syscalltbl_s390_64[] = {'
- while read nr abi sc discard; do
- printf '\t[%d] = "%s",\n' $nr $sc
- max_nr=$nr
- done
- echo '};'
- echo "#define SYSCALLTBL_S390_64_MAX_ID $max_nr"
-}
-
-grep -E "^[[:digit:]]+[[:space:]]+(common|64)" $SYSCALL_TBL \
- |sort -k1 -n \
- |create_table
new file mode 100644
@@ -0,0 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <asm/syscalls_64.h>
@@ -14,11 +14,7 @@
#include <string.h>
#include "string2.h"
-#if defined(__s390x__)
-#include <asm/syscalls_64.c>
-const int syscalltbl_native_max_id = SYSCALLTBL_S390_64_MAX_ID;
-static const char *const *syscalltbl_native = syscalltbl_s390_64;
-#elif defined(GENERIC_SYSCALL_TABLE)
+#if defined(GENERIC_SYSCALL_TABLE)
#include <syscall_table.h>
const int syscalltbl_native_max_id = SYSCALLTBL_MAX_ID;
static const char *const *syscalltbl_native = syscalltbl;
Use the generic scripts to generate headers from the syscall table instead of the custom ones for s390. Signed-off-by: Charlie Jenkins <charlie@rivosinc.com> --- tools/perf/Makefile.config | 8 ++---- tools/perf/Makefile.perf | 2 +- tools/perf/arch/s390/Makefile | 21 -------------- tools/perf/arch/s390/entry/syscalls/Kbuild | 2 ++ .../arch/s390/entry/syscalls/Makefile.syscalls | 5 ++++ tools/perf/arch/s390/entry/syscalls/mksyscalltbl | 32 ---------------------- tools/perf/arch/s390/include/syscall_table.h | 2 ++ tools/perf/util/syscalltbl.c | 6 +--- 8 files changed, 13 insertions(+), 65 deletions(-)