From nobody Sun Jun 14 09:58:36 2026 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B2B9235F5F0 for ; Thu, 2 Apr 2026 06:50:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775112623; cv=none; b=hxwbLX+4ZwKKzsFy66hxUqOUYcNQL13Zw6NkMfXbA2ge8FTAV5RB3FtYgrr27aPGwdR/JTTBGuPQK/FOdK3dNufmaPbgZTL6P80NvLinE7LOEe+hnT/OgwLiy9bmQPL4mK7c8Q1JwZHsRyUrlR35hxCp2lX5xwXsWJ+JH3veQZA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775112623; c=relaxed/simple; bh=jziFqq+f4NTI4+zwqLCQGRwO3fz6crUvnH+g6uLxGvA=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=LnlUQSrBV7HCuUuxH17obwmM/ZMhxyqazQAiMKivGEM2GHL59I9tJcwU++vx6bv4QgYDUpzE0VFD8BdCKMvovQmsLIL94bfbrdpbqn+tDGhm46fABDoezI/kVBC+YPyluL/tIfG9c5znZFkfc2ymjEPFi/RVyiFLWIA4geJUov4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=TyHgTqD6; arc=none smtp.client-ip=117.135.210.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="TyHgTqD6" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=Ry ckpoj2p07O17MrN6+Z1FqKRc8sECG5cLDBxT2Wjhw=; b=TyHgTqD6RORaxAsiWv TXl/+vsveXADsfbcSs5a3iGjzZpHh7kLAb49ITf/NMqyGBPWF9TnO7y4lDCx/wb4 4qnWDhxMWPeJggMaYzECBWh8Wi8dLcb/wDuxwBw+HcTI3eLpyx6qyJYkV2Hg9LGt ZnDrzhNWgZsm/Jnjh3KE0sX+4= Received: from localhost.localdomain (unknown []) by gzga-smtp-mtada-g1-4 (Coremail) with SMTP id _____wDXqB6VEc5pJMmHCw--.5843S2; Thu, 02 Apr 2026 14:49:58 +0800 (CST) From: wangxuewen <18810879172@163.com> To: linmiaohe@huawei.com, nao.horiguchi@gmail.com, akpm@linux-foundation.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, wangxuewen Subject: [PATCH v1] mm/memory-failure: replace magic number 3 with GET_PAGE_MAX_RETRY_NUM Date: Thu, 2 Apr 2026 14:49:46 +0800 Message-Id: <20260402064946.1124250-1-18810879172@163.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: _____wDXqB6VEc5pJMmHCw--.5843S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7Wr1xtr1xKFykJr48Aw17GFg_yoWfXrc_WF 4rt3929F1YyF9a9rsrCanxt3WYv34kCF43WFn2qr9rtFykAwnrCr4vkr17Aw18Xrs09F1a 9ryDXr98Cr4xCjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU1HGQPUUUUU== X-CM-SenderInfo: rprymiyqyxmiixs6il2tof0z/xtbCzhZ3bWnOEZZW8AAA3E Content-Type: text/plain; charset="utf-8" From: wangxuewen Replace the hardcoded magic number 3 in get_any_page() with the existing GET_PAGE_MAX_RETRY_NUM macro for code consistency and maintainability. This change has no functional impact, only improves code readability and unifies the retry limit configuration. Signed-off-by: wangxuewen Acked-by: Miaohe Lin Acked-by: SeongJae Park --- mm/memory-failure.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memory-failure.c b/mm/memory-failure.c index ee42d4361309..e5a6b1353d9e 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -1418,7 +1418,7 @@ static int get_any_page(struct page *p, unsigned long= flags) * We raced with (possibly temporary) unhandlable * page, retry. */ - if (pass++ < 3) { + if (pass++ < GET_PAGE_MAX_RETRY_NUM) { shake_page(p); goto try_again; } --=20 2.25.1