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authorAndre Przywara2023-08-15 16:56:11 +0100
committerShuah Khan2023-08-16 11:12:44 -0600
commit9b1db732866bee060b9bca9493e5ebf5e8874c48 (patch)
tree6c09acc5a8701748aaefcee2a8e102cd04c7edee /tools
parent7fb10233e0617603402abffc0d8d2cbf5ef55560 (diff)
selftests: cachestat: use proper syscall number macro
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@arm.com> Reviewed-by: Nhat Pham <nphamcs@gmail.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/cachestat/test_cachestat.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/tools/testing/selftests/cachestat/test_cachestat.c b/tools/testing/selftests/cachestat/test_cachestat.c
index 54d09b820ed4..a5a4ac8dcb76 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");