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authorDavid Miller <davem@davemloft.net>2020-02-24 15:01:44 +0100
committerAlexei Starovoitov <ast@kernel.org>2020-02-24 16:20:09 -0800
commit6eac7795e8ef75de062c8f5bdb9520c9f0f065fa (patch)
tree9ee0bb821124197be995ccbf76cead42a92c0581 /net/bpf
parent3d9f773cf2876c01a505b9fe27270901d464e90a (diff)
bpf/tests: Use migrate disable instead of preempt disable
Replace the preemption disable/enable with migrate_disable/enable() to reflect the actual requirement and to allow PREEMPT_RT to substitute it with an actual migration disable mechanism which does not disable preemption. [ tglx: Switched it over to migrate disable ] Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20200224145643.785306549@linutronix.de
Diffstat (limited to 'net/bpf')
-rw-r--r--net/bpf/test_run.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index d555c0d8657d..562443f94133 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -37,7 +37,7 @@ static int bpf_test_run(struct bpf_prog *prog, void *ctx, u32 repeat,
repeat = 1;
rcu_read_lock();
- preempt_disable();
+ migrate_disable();
time_start = ktime_get_ns();
for (i = 0; i < repeat; i++) {
bpf_cgroup_storage_set(storage);
@@ -54,18 +54,18 @@ static int bpf_test_run(struct bpf_prog *prog, void *ctx, u32 repeat,
if (need_resched()) {
time_spent += ktime_get_ns() - time_start;
- preempt_enable();
+ migrate_enable();
rcu_read_unlock();
cond_resched();
rcu_read_lock();
- preempt_disable();
+ migrate_disable();
time_start = ktime_get_ns();
}
}
time_spent += ktime_get_ns() - time_start;
- preempt_enable();
+ migrate_enable();
rcu_read_unlock();
do_div(time_spent, repeat);