Commit c1d505a9 authored by Ofir Bitton's avatar Ofir Bitton Committed by Oded Gabbay
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habanalabs: release signal if collective wait was dropped 



As in standard wait cs, we must release a signal fence once
a collective wait cs was dropped and not submitted.

Signed-off-by: default avatarOfir Bitton <obitton@habana.ai>
Reviewed-by: default avatarOded Gabbay <ogabbay@kernel.org>
Signed-off-by: default avatarOded Gabbay <ogabbay@kernel.org>
parent 4ba1b227

drivers/misc/habanalabs/common/command_submission.c

+4 −2
Original line number Diff line number Diff line
@@ -300,9 +300,11 @@ static void cs_do_release(struct kref *ref) 


	if (!cs->submitted) {

		/* In case the wait for signal CS was submitted, the put occurs

		 * in init_signal_wait_cs() right before hanging on the PQ.

		 * in init_signal_wait_cs() or collective_wait_init_cs()

		 * right before hanging on the PQ.

		 */

		if (cs->type == CS_TYPE_WAIT)

		if (cs->type == CS_TYPE_WAIT ||

				cs->type == CS_TYPE_COLLECTIVE_WAIT)

			hl_fence_put(cs->signal_fence);



		goto out;