diff options
| author |   Hendrik Brueckner <brueckner@linux.vnet.ibm.com> | 2018-02-08 12:47:50 +0100 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-02-15 10:06:08 -0300 |
| commit | 690d22d9d4423b4522fb44a71145403eef2df834 (patch) | |
| tree | af3def762a527c2972df09f0a8b47c51905604cf /tools/perf/arch/s390/entry/syscalls/mksyscalltbl | |
| parent | perf s390: Grab a copy of arch/s390/kernel/syscall/syscall.tbl (diff) | |
| download | linux-dev-690d22d9d4423b4522fb44a71145403eef2df834.tar.xz linux-dev-690d22d9d4423b4522fb44a71145403eef2df834.zip | |
perf s390: Rework system call table creation by using syscall.tbl
Recently, s390 uses a syscall.tbl input file to generate its system call
table and unistd uapi header files. Hence, update mksyscalltbl to use
it as input to create the system table for perf.
Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Thomas Richter <tmricht@linux.vnet.ibm.com>
Cc: linux-s390@vger.kernel.org
LPU-Reference: 1518090470-2899-4-git-send-email-brueckner@linux.vnet.ibm.com
Link: https://lkml.kernel.org/n/tip-bdyhllhsq1zgxv2qx4m377y6@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to '')
| -rwxr-xr-x | tools/perf/arch/s390/entry/syscalls/mksyscalltbl | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/tools/perf/arch/s390/entry/syscalls/mksyscalltbl b/tools/perf/arch/s390/entry/syscalls/mksyscalltbl index 7fa0d0abd419..72ecbb676370 100755 --- a/tools/perf/arch/s390/entry/syscalls/mksyscalltbl +++ b/tools/perf/arch/s390/entry/syscalls/mksyscalltbl @@ -3,25 +3,23 @@ # # Generate system call table for perf # -# -# Copyright IBM Corp. 2017 +# Copyright IBM Corp. 2017, 2018 # Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com> # -gcc=$1 -input=$2 +SYSCALL_TBL=$1 -if ! test -r $input; then +if ! test -r $SYSCALL_TBL; then echo "Could not read input file" >&2 exit 1 fi create_table() { - local max_nr + local max_nr nr abi sc discard echo 'static const char *syscalltbl_s390_64[] = {' - while read sc nr; do + while read nr abi sc discard; do printf '\t[%d] = "%s",\n' $nr $sc max_nr=$nr done @@ -29,8 +27,6 @@ create_table() echo "#define SYSCALLTBL_S390_64_MAX_ID $max_nr" } - -$gcc -m64 -E -dM -x c $input \ - |sed -ne 's/^#define __NR_//p' \ - |sort -t' ' -k2 -nu \ +grep -E "^[[:digit:]]+[[:space:]]+(common|64)" $SYSCALL_TBL \ + |sort -k1 -n \ |create_table |