From 608b4ff6c4c5942d51086781956d36629465ca56 Mon Sep 17 00:00:00 2001 From: Weili Qian Date: Thu, 10 Mar 2022 20:29:48 +0800 Subject: [PATCH 100/109] v1/hpre: add unlikely() for branch prefetch Add unlikely() on the route of doing request to improve branch prefetch success rate. Signed-off-by: Weili Qian --- v1/drv/hisi_hpre_udrv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/v1/drv/hisi_hpre_udrv.c b/v1/drv/hisi_hpre_udrv.c index ba32114..bd87cbe 100644 --- a/v1/drv/hisi_hpre_udrv.c +++ b/v1/drv/hisi_hpre_udrv.c @@ -1976,7 +1976,7 @@ static int fill_sm2_dec_sqe(void *message, struct qm_queue_info *info, __u16 i) } ret = qm_fill_ecc_sqe_general(dst, info, i); - if (ret) + if (unlikely(ret)) goto free_out; return ret; -- 2.27.0