Re: [PATCH v3] drm/i915/guc: Stop using mutex while sending CTB messages

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On Mon, 03 Feb 2020 10:58:08 +0100, Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> wrote:

Quoting Michal Wajdeczko (2020-02-03 09:54:13)
 void intel_guc_ct_init_early(struct intel_guc_ct *ct)
 {
+       int i;
+
        spin_lock_init(&ct->requests.lock);
        INIT_LIST_HEAD(&ct->requests.pending);
        INIT_LIST_HEAD(&ct->requests.incoming);
INIT_WORK(&ct->requests.worker, ct_incoming_request_worker_func);
+       for (i = 0; i < ARRAY_SIZE(ct->ctbs); i++) {
+               spin_lock_init(&ct->ctbs[i].lock);
+ lockdep_set_subclass_and_mark_as_used(&ct->ctbs[i].lock, i);

Trybot warned of another issue...

Hmm, trybot mislead me by reporting only one other false-positive
and I failed to check 'details' on my own, thanks for help!
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