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author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-04-19 13:43:21 -0700 |
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committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-06-08 08:25:28 -0700 |
commit | f60cb4d4c8e568c2d63d01d72e589c4f75ee4140 (patch) | |
tree | 28670eba73e3134f48c4f7eafbd2f43bfb5ec748 /kernel/rcu/rcuperf.c | |
parent | 9895313534d44e714785603a2af8db928904787e (diff) | |
download | linux-stable-f60cb4d4c8e568c2d63d01d72e589c4f75ee4140.tar.gz linux-stable-f60cb4d4c8e568c2d63d01d72e589c4f75ee4140.tar.bz2 linux-stable-f60cb4d4c8e568c2d63d01d72e589c4f75ee4140.zip |
rcuperf: Add test for dynamically initialized srcu_struct
This commit adds a perf_type of "srcud", which species that rcuperf
test SRCU on a dynamically initialized srcu_struct.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/rcuperf.c')
-rw-r--r-- | kernel/rcu/rcuperf.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/kernel/rcu/rcuperf.c b/kernel/rcu/rcuperf.c index e1ce97bead94..5158ddba6716 100644 --- a/kernel/rcu/rcuperf.c +++ b/kernel/rcu/rcuperf.c @@ -254,6 +254,35 @@ static struct rcu_perf_ops srcu_ops = { .name = "srcu" }; +static struct srcu_struct srcud; + +static void srcu_sync_perf_init(void) +{ + srcu_ctlp = &srcud; + init_srcu_struct(srcu_ctlp); +} + +static void srcu_sync_perf_cleanup(void) +{ + cleanup_srcu_struct(srcu_ctlp); +} + +static struct rcu_perf_ops srcud_ops = { + .ptype = SRCU_FLAVOR, + .init = srcu_sync_perf_init, + .cleanup = srcu_sync_perf_cleanup, + .readlock = srcu_perf_read_lock, + .readunlock = srcu_perf_read_unlock, + .started = NULL, + .completed = srcu_perf_completed, + .exp_completed = srcu_perf_completed, + .async = srcu_call_rcu, + .gp_barrier = srcu_rcu_barrier, + .sync = srcu_perf_synchronize, + .exp_sync = srcu_perf_synchronize_expedited, + .name = "srcud" +}; + /* * Definitions for sched perf testing. */ @@ -622,7 +651,7 @@ rcu_perf_init(void) long i; int firsterr = 0; static struct rcu_perf_ops *perf_ops[] = { - &rcu_ops, &rcu_bh_ops, &srcu_ops, &sched_ops, + &rcu_ops, &rcu_bh_ops, &srcu_ops, &srcud_ops, &sched_ops, RCUPERF_TASKS_OPS }; |