From patchwork Thu Jul 1 14:11:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Wang X-Patchwork-Id: 1499579 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=112.213.38.117; helo=lists.ozlabs.org; envelope-from=linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4GG0Xd0w4lz9sRK for ; Fri, 2 Jul 2021 00:12:33 +1000 (AEST) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4GG0Xd047Jz3bhw for ; Fri, 2 Jul 2021 00:12:33 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=cdjrlc.com (client-ip=203.205.250.33; helo=smtpbg506.qq.com; envelope-from=wangborong@cdjrlc.com; receiver=) X-Greylist: delayed 6418 seconds by postgrey-1.36 at boromir; Fri, 02 Jul 2021 00:12:12 AEST Received: from smtpbg506.qq.com (smtpbg506.qq.com [203.205.250.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4GG0XD4NHhz2xKS for ; Fri, 2 Jul 2021 00:12:05 +1000 (AEST) X-QQ-mid: bizesmtp54t1625148715t01joxvb Received: from localhost.localdomain (unknown [182.148.13.55]) by esmtp6.qq.com (ESMTP) with id ; Thu, 01 Jul 2021 22:11:54 +0800 (CST) X-QQ-SSF: 0100000000800040B000D00A0000000 X-QQ-FEAT: 9waYh4jnNPyqOv0ygbC1/m0a12KsCMqDbI1aToSne+xL3DjS7+G9rBaosHAWB dEe7NJmbOC9e1dhde2jrjIwUlbQUvm7RWjW5/sYo8+unHRDgvcf/ayyTawMlzFSYWlW0C3W rQpGomGd9IqITzL7R4yLpOvme4n73ht1Q7lni582decm5Lng+pYfLOT/qqfSgOWU9d8sUAx bDCh3JgWv245YQNsBXrfiPnKybpT4J4tbms3SXsZ1H4jdr/8ZFyJUNbEo87J64eQ5q+n3+o OSYFPt21WhC0i2uXTijHaYMDGX3PooGpVbiPdzYs7272WJa9vH/gem1ajNqw30UGOawu3MP eRebsxwCQ10VfvOdvMhPkQg1wL13DgwWDtSXDl1 X-QQ-GoodBg: 0 From: Jason Wang To: jk@ozlabs.org Subject: [PATCH v2] sched: Use BUG_ON Date: Thu, 1 Jul 2021 22:11:30 +0800 Message-Id: <20210701141130.940-1-wangborong@cdjrlc.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:cdjrlc.com:qybgforeign:qybgforeign6 X-QQ-Bgrelay: 1 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: arnd@arndb.de, linux-kernel@vger.kernel.org, Jason Wang , paulus@samba.org, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" The BUG_ON macro simplifies the if condition followed by BUG, so that we can use BUG_ON instead of if condition followed by BUG. Signed-off-by: Jason Wang --- arch/powerpc/platforms/cell/spufs/sched.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c index 369206489895..0f218d9e5733 100644 --- a/arch/powerpc/platforms/cell/spufs/sched.c +++ b/arch/powerpc/platforms/cell/spufs/sched.c @@ -904,8 +904,8 @@ static noinline void spusched_tick(struct spu_context *ctx) struct spu_context *new = NULL; struct spu *spu = NULL; - if (spu_acquire(ctx)) - BUG(); /* a kernel thread never has signals pending */ + /* a kernel thread never has signals pending */ + BUG_ON(spu_acquire(ctx)); if (ctx->state != SPU_STATE_RUNNABLE) goto out;