tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3#
4# Generate system call table for perf. Derived from
5# s390 script.
6#
7# Copyright IBM Corp. 2017
8# Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
9# Changed by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
10
11wordsize=$1
12SYSCALL_TBL=$2
13
14if ! test -r $SYSCALL_TBL; then
15 echo "Could not read input file" >&2
16 exit 1
17fi
18
19create_table()
20{
21 local wordsize=$1
22 local max_nr nr abi sc discard
23 max_nr=-1
24 nr=0
25
26 echo "static const char *syscalltbl_powerpc_${wordsize}[] = {"
27 while read nr abi sc discard; do
28 if [ "$max_nr" -lt "$nr" ]; then
29 printf '\t[%d] = "%s",\n' $nr $sc
30 max_nr=$nr
31 fi
32 done
33 echo '};'
34 echo "#define SYSCALLTBL_POWERPC_${wordsize}_MAX_ID $max_nr"
35}
36
37grep -E "^[[:digit:]]+[[:space:]]+(common|spu|nospu|${wordsize})" $SYSCALL_TBL \
38 |sort -k1 -n \
39 |create_table ${wordsize}