From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9EF6DC433DF for ; Thu, 4 Jun 2020 23:49:49 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6205220885 for ; Thu, 4 Jun 2020 23:49:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="Q/MpdtlG" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6205220885 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; 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Thu, 4 Jun 2020 23:49:48 +0000 (UTC) X-HE-Tag: straw07_5808e7826d9b X-Filterd-Recvd-Size: 3043 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf46.hostedemail.com (Postfix) with ESMTP for ; Thu, 4 Jun 2020 23:49:47 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 070832087D; Thu, 4 Jun 2020 23:49:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591314587; bh=Z8tnMjrS3BvN1K/APAszcK/XMW+wKmFGqzLsefNcLH8=; h=Date:From:To:Subject:In-Reply-To:From; b=Q/MpdtlG/G6uxG+z03EaaL6tyKp9NL88JlWSmo54MnCvhCrqr45+iHhdQGY8qwcc6 8ib+uAjLrhVKKcEJPNCnYHkQxp26eJwFr8jnw6ofs0Iwp3I/6dqTWhMTSE/QHc9tmw CRt10UXHd/PK4XnPwujYtMfKMAzzET1I3wuvQ6Q8= Date: Thu, 04 Jun 2020 16:49:46 -0700 From: Andrew Morton To: akpm@linux-foundation.org, hulkci@huawei.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org, zou_wei@huawei.com Subject: [patch 068/127] mm: use false for bool variable Message-ID: <20200604234946.4cUw7Cphr%akpm@linux-foundation.org> In-Reply-To: <20200604164523.e15f3177f4b69dcb4f2534a1@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: 4F56F37604 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam02 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Zou Wei Subject: mm: use false for bool variable Fixes coccicheck warning: mm/zbud.c:246:1-20: WARNING: Assignment of 0/1 to bool variable mm/mremap.c:777:2-8: WARNING: Assignment of 0/1 to bool variable mm/huge_memory.c:525:9-10: WARNING: return of 0/1 in function 'is_transparent_hugepage' with return type bool Link: http://lkml.kernel.org/r/1586835930-47076-1-git-send-email-zou_wei@huawei.com Signed-off-by: Zou Wei Reported-by: Hulk Robot Reviewed-by: Andrew Morton Signed-off-by: Andrew Morton --- mm/huge_memory.c | 2 +- mm/mremap.c | 2 +- mm/zbud.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) --- a/mm/huge_memory.c~mm-use-false-for-bool-variable +++ a/mm/huge_memory.c @@ -522,7 +522,7 @@ void prep_transhuge_page(struct page *pa bool is_transparent_hugepage(struct page *page) { if (!PageCompound(page)) - return 0; + return false; page = compound_head(page); return is_huge_zero_page(page) || --- a/mm/mremap.c~mm-use-false-for-bool-variable +++ a/mm/mremap.c @@ -785,7 +785,7 @@ SYSCALL_DEFINE5(mremap, unsigned long, a out: if (offset_in_page(ret)) { vm_unacct_memory(charged); - locked = 0; + locked = false; } if (downgraded) up_read(¤t->mm->mmap_sem); --- a/mm/zbud.c~mm-use-false-for-bool-variable +++ a/mm/zbud.c @@ -243,7 +243,7 @@ static struct zbud_header *init_zbud_pag zhdr->last_chunks = 0; INIT_LIST_HEAD(&zhdr->buddy); INIT_LIST_HEAD(&zhdr->lru); - zhdr->under_reclaim = 0; + zhdr->under_reclaim = false; return zhdr; } _