From: Jan Glauber Date: Mon, 22 Jun 2009 10:08:14 +0000 (+0200) Subject: [S390] qdio: leave inbound SBALs primed X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f0a0b15e0f3aff0a25f21f58bef8e40e80b16dc6;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git [S390] qdio: leave inbound SBALs primed It is not required to change the state of primed SBALs. Leaving them primed saves a SQBS instruction under z/VM. Signed-off-by: Jan Glauber Signed-off-by: Martin Schwidefsky --- diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index 779b7741d495..75b521963a4e 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -455,13 +455,6 @@ static inline void inbound_primed(struct qdio_q *q, int count) count--; if (!count) return; - - /* - * Need to change all PRIMED buffers to NOT_INIT, otherwise - * we're loosing initiative in the thinint code. - */ - set_buf_states(q, q->first_to_check, SLSB_P_INPUT_NOT_INIT, - count); } static int get_inbound_buffer_frontier(struct qdio_q *q)