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Tue, 28 Jun 2022 07:55:00 -0700 (PDT) Date: Tue, 28 Jun 2022 22:54:53 +0800 From: Muchun Song To: Miaohe Lin Cc: akpm@linux-foundation.org, shy828301@gmail.com, willy@infradead.org, zokeefe@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 16/16] mm/huge_memory: use helper macro IS_ERR_OR_NULL in split_huge_pages_pid Message-ID: References: <20220628132835.8925-1-linmiaohe@huawei.com> <20220628132835.8925-17-linmiaohe@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220628132835.8925-17-linmiaohe@huawei.com> ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1656428104; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=Gs4Z49+Sv8Qc8bfwigr9mzVdH+n7dCxIOgDj3WveRMs=; 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spf=pass (imf18.hostedemail.com: domain of songmuchun@bytedance.com designates 209.85.210.180 as permitted sender) smtp.mailfrom=songmuchun@bytedance.com X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: hckipzoq898u3uqj7ynb7nuaxdg9ziei X-HE-Tag: 1656428101-516173 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: On Tue, Jun 28, 2022 at 09:28:35PM +0800, Miaohe Lin wrote: > Use helper macro IS_ERR_OR_NULL to check the validity of page to simplify > the code. Minor readability improvement. > > Signed-off-by: Miaohe Lin Reviewed-by: Muchun Song Thanks.