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selftests/rseq: parametrized test: Report/abort on negative concurrency ID
[linux-2.6-microblaze.git]
/
tools
/
testing
/
selftests
/
rseq
/
param_test.c
diff --git
a/tools/testing/selftests/rseq/param_test.c
b/tools/testing/selftests/rseq/param_test.c
index
cadb9d8
..
bf951a4
100644
(file)
--- a/
tools/testing/selftests/rseq/param_test.c
+++ b/
tools/testing/selftests/rseq/param_test.c
@@
-410,6
+410,11
@@
static int rseq_this_cpu_lock(struct percpu_lock *lock)
int ret;
cpu = get_current_cpu_id();
int ret;
cpu = get_current_cpu_id();
+ if (cpu < 0) {
+ fprintf(stderr, "pid: %d: tid: %d, cpu: %d: cid: %d\n",
+ getpid(), (int) rseq_gettid(), rseq_current_cpu_raw(), cpu);
+ abort();
+ }
ret = rseq_cmpeqv_storev(RSEQ_MO_RELAXED, RSEQ_PERCPU,
&lock->c[cpu].v,
0, 1, cpu);
ret = rseq_cmpeqv_storev(RSEQ_MO_RELAXED, RSEQ_PERCPU,
&lock->c[cpu].v,
0, 1, cpu);