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rcu: use coroutine TLS macros

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RCU may be used from coroutines. Standard __thread variables cannot be
used by coroutines. Use the coroutine TLS macros instead.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20220222140150.27240-4-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2022-02-22 14:01:49 +00:00 • committed by Kevin Wolf
parent 47b7446456
commit 17c78154b0
4 changed files with 16 additions and 15 deletions
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10
tests/unit/rcutorture.c
View file

@ -122,7 +122,7 @@ static void *rcu_read_perf_test(void *arg)
rcu_register_thread();
*(struct rcu_reader_data **)arg = &rcu_reader;
*(struct rcu_reader_data **)arg = get_ptr_rcu_reader();
qatomic_inc(&nthreadsrunning);
while (goflag == GOFLAG_INIT) {
g_usleep(1000);
@ -148,7 +148,7 @@ static void *rcu_update_perf_test(void *arg)
rcu_register_thread();
*(struct rcu_reader_data **)arg = &rcu_reader;
*(struct rcu_reader_data **)arg = get_ptr_rcu_reader();
qatomic_inc(&nthreadsrunning);
while (goflag == GOFLAG_INIT) {
g_usleep(1000);
@ -253,7 +253,7 @@ static void *rcu_read_stress_test(void *arg)
rcu_register_thread();
*(struct rcu_reader_data **)arg = &rcu_reader;
*(struct rcu_reader_data **)arg = get_ptr_rcu_reader();
while (goflag == GOFLAG_INIT) {
g_usleep(1000);
}
@ -304,7 +304,7 @@ static void *rcu_update_stress_test(void *arg)
struct rcu_stress *cp = qatomic_read(&rcu_stress_current);
rcu_register_thread();
*(struct rcu_reader_data **)arg = &rcu_reader;
*(struct rcu_reader_data **)arg = get_ptr_rcu_reader();
while (goflag == GOFLAG_INIT) {
g_usleep(1000);
@ -347,7 +347,7 @@ static void *rcu_fake_update_stress_test(void *arg)
{
rcu_register_thread();
*(struct rcu_reader_data **)arg = &rcu_reader;
*(struct rcu_reader_data **)arg = get_ptr_rcu_reader();
while (goflag == GOFLAG_INIT) {
g_usleep(1000);
}

4
tests/unit/test-rcu-list.c
View file

@ -171,7 +171,7 @@ static void *rcu_q_reader(void *arg)
rcu_register_thread();
*(struct rcu_reader_data **)arg = &rcu_reader;
*(struct rcu_reader_data **)arg = get_ptr_rcu_reader();
qatomic_inc(&nthreadsrunning);
while (qatomic_read(&goflag) == GOFLAG_INIT) {
g_usleep(1000);
@ -206,7 +206,7 @@ static void *rcu_q_updater(void *arg)
long long n_removed_local = 0;
struct list_element *el, *prev_el;
*(struct rcu_reader_data **)arg = &rcu_reader;
*(struct rcu_reader_data **)arg = get_ptr_rcu_reader();
qatomic_inc(&nthreadsrunning);
while (qatomic_read(&goflag) == GOFLAG_INIT) {
g_usleep(1000);