At the moment the cachestat syscall number is hard coded into the test
source code.
Remove that and replace it with the proper __NR_cachestat macro.
That ensures compatibility should other architectures pick a different
number.
Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
---
tools/testing/selftests/cachestat/test_cachestat.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/tools/testing/selftests/cachestat/test_cachestat.c b/tools/testing/selftests/cachestat/test_cachestat.c
index 54d09b820ed4b..a5a4ac8dcb76c 100644
--- a/tools/testing/selftests/cachestat/test_cachestat.c
+++ b/tools/testing/selftests/cachestat/test_cachestat.c
@@ -19,7 +19,6 @@ static const char * const dev_files[] = {
"/dev/zero", "/dev/null", "/dev/urandom",
"/proc/version", "/proc"
};
-static const int cachestat_nr = 451;
void print_cachestat(struct cachestat *cs)
{
@@ -126,7 +125,7 @@ bool test_cachestat(const char *filename, bool write_random, bool create,
}
}
- syscall_ret = syscall(cachestat_nr, fd, &cs_range, &cs, 0);
+ syscall_ret = syscall(__NR_cachestat, fd, &cs_range, &cs, 0);
ksft_print_msg("Cachestat call returned %ld\n", syscall_ret);
@@ -152,7 +151,7 @@ bool test_cachestat(const char *filename, bool write_random, bool create,
ksft_print_msg("fsync fails.\n");
ret = false;
} else {
- syscall_ret = syscall(cachestat_nr, fd, &cs_range, &cs, 0);
+ syscall_ret = syscall(__NR_cachestat, fd, &cs_range, &cs, 0);
ksft_print_msg("Cachestat call (after fsync) returned %ld\n",
syscall_ret);
@@ -213,7 +212,7 @@ bool test_cachestat_shmem(void)
goto close_fd;
}
- syscall_ret = syscall(cachestat_nr, fd, &cs_range, &cs, 0);
+ syscall_ret = syscall(__NR_cachestat, fd, &cs_range, &cs, 0);
if (syscall_ret) {
ksft_print_msg("Cachestat returned non-zero.\n");
--
2.25.1
