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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
commite219aafe50fd546b8686582ddbafd24c3c2eda04 (patch)
treea665e08ca8d42f20ac8e5dcc8565d666cffb26bd /tools/testing/selftests/powerpc/tm/tm-syscall.c
parentffe12855a5f7f195589130197558e6a5c276caa4 (diff)
parent24c96dc79c5e76d3cff7a33f955a4d3244644766 (diff)
Merge back earlier 'pm-domains' material for v4.5.
Diffstat (limited to 'tools/testing/selftests/powerpc/tm/tm-syscall.c')
-rw-r--r--tools/testing/selftests/powerpc/tm/tm-syscall.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/tools/testing/selftests/powerpc/tm/tm-syscall.c b/tools/testing/selftests/powerpc/tm/tm-syscall.c
index 1276e23da63b..e835bf7ec7ae 100644
--- a/tools/testing/selftests/powerpc/tm/tm-syscall.c
+++ b/tools/testing/selftests/powerpc/tm/tm-syscall.c
@@ -77,13 +77,23 @@ pid_t getppid_tm(bool suspend)
exit(-1);
}
+static inline bool have_htm_nosc(void)
+{
+#ifdef PPC_FEATURE2_HTM_NOSC
+ return ((long)get_auxv_entry(AT_HWCAP2) & PPC_FEATURE2_HTM_NOSC);
+#else
+ printf("PPC_FEATURE2_HTM_NOSC not defined, can't check AT_HWCAP2\n");
+ return false;
+#endif
+}
+
int tm_syscall(void)
{
unsigned count = 0;
struct timeval end, now;
- SKIP_IF(!((long)get_auxv_entry(AT_HWCAP2)
- & PPC_FEATURE2_HTM_NOSC));
+ SKIP_IF(!have_htm_nosc());
+
setbuf(stdout, NULL);
printf("Testing transactional syscalls for %d seconds...\n", TEST_DURATION);