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authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>2019-12-11 11:17:13 -0500
committerShuah Khan <skhan@linuxfoundation.org>2019-12-23 10:52:41 -0700
commit8df34c56321479bfa1ec732c675b686c2b4df412 (patch)
tree41f8e2e5fe670b6909ed420e2a4a9b5ff0e3010e /tools
parentaf9cb29c5488381083b0b5ccdfb3cd931063384a (diff)
downloadlinux-8df34c56321479bfa1ec732c675b686c2b4df412.tar.bz2
rseq/selftests: Fix: Namespace gettid() for compatibility with glibc 2.30
glibc 2.30 introduces gettid() in public headers, which clashes with the internal static definition within rseq selftests. Rename gettid() to rseq_gettid() to eliminate this symbol name clash. Reported-by: Tommi T. Rantala <tommi.t.rantala@nokia.com> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Cc: Shuah Khan <skhan@linuxfoundation.org> Cc: Tommi T. Rantala <tommi.t.rantala@nokia.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: "Paul E. McKenney" <paulmck@linux.ibm.com> Cc: Boqun Feng <boqun.feng@gmail.com> Cc: "H . Peter Anvin" <hpa@zytor.com> Cc: Paul Turner <pjt@google.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: <stable@vger.kernel.org> # v4.18+ Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/rseq/param_test.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/tools/testing/selftests/rseq/param_test.c b/tools/testing/selftests/rseq/param_test.c
index eec2663261f2..e8a657a5f48a 100644
--- a/tools/testing/selftests/rseq/param_test.c
+++ b/tools/testing/selftests/rseq/param_test.c
@@ -15,7 +15,7 @@
#include <errno.h>
#include <stddef.h>
-static inline pid_t gettid(void)
+static inline pid_t rseq_gettid(void)
{
return syscall(__NR_gettid);
}
@@ -373,11 +373,12 @@ void *test_percpu_spinlock_thread(void *arg)
rseq_percpu_unlock(&data->lock, cpu);
#ifndef BENCHMARK
if (i != 0 && !(i % (reps / 10)))
- printf_verbose("tid %d: count %lld\n", (int) gettid(), i);
+ printf_verbose("tid %d: count %lld\n",
+ (int) rseq_gettid(), i);
#endif
}
printf_verbose("tid %d: number of rseq abort: %d, signals delivered: %u\n",
- (int) gettid(), nr_abort, signals_delivered);
+ (int) rseq_gettid(), nr_abort, signals_delivered);
if (!opt_disable_rseq && thread_data->reg &&
rseq_unregister_current_thread())
abort();
@@ -454,11 +455,12 @@ void *test_percpu_inc_thread(void *arg)
} while (rseq_unlikely(ret));
#ifndef BENCHMARK
if (i != 0 && !(i % (reps / 10)))
- printf_verbose("tid %d: count %lld\n", (int) gettid(), i);
+ printf_verbose("tid %d: count %lld\n",
+ (int) rseq_gettid(), i);
#endif
}
printf_verbose("tid %d: number of rseq abort: %d, signals delivered: %u\n",
- (int) gettid(), nr_abort, signals_delivered);
+ (int) rseq_gettid(), nr_abort, signals_delivered);
if (!opt_disable_rseq && thread_data->reg &&
rseq_unregister_current_thread())
abort();
@@ -605,7 +607,7 @@ void *test_percpu_list_thread(void *arg)
}
printf_verbose("tid %d: number of rseq abort: %d, signals delivered: %u\n",
- (int) gettid(), nr_abort, signals_delivered);
+ (int) rseq_gettid(), nr_abort, signals_delivered);
if (!opt_disable_rseq && rseq_unregister_current_thread())
abort();
@@ -796,7 +798,7 @@ void *test_percpu_buffer_thread(void *arg)
}
printf_verbose("tid %d: number of rseq abort: %d, signals delivered: %u\n",
- (int) gettid(), nr_abort, signals_delivered);
+ (int) rseq_gettid(), nr_abort, signals_delivered);
if (!opt_disable_rseq && rseq_unregister_current_thread())
abort();
@@ -1011,7 +1013,7 @@ void *test_percpu_memcpy_buffer_thread(void *arg)
}
printf_verbose("tid %d: number of rseq abort: %d, signals delivered: %u\n",
- (int) gettid(), nr_abort, signals_delivered);
+ (int) rseq_gettid(), nr_abort, signals_delivered);
if (!opt_disable_rseq && rseq_unregister_current_thread())
abort();