From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (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 A2327537FC for ; Thu, 11 Jan 2024 22:49:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="H7Yby6gU" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1705013357; x=1736549357; h=message-id:subject:from:to:cc:date:in-reply-to: references:content-transfer-encoding:mime-version; bh=x5uaI/3QT1hVAAVHo7B2I3IFZzh6hekGbvyHUYtQ3KY=; b=H7Yby6gUYu3ZE2qzwLuqdigCxnZTzMUXdWlfnyO5KAjZD7qbVrNRkagy u9asHPl4lIcRK2oThJtJ3FQY0Z9+n4zQ6SLeqEafCDtq98dWRcRtBIZxo deVPBlOy8OR3h0zFcYEXiDnjAVKDt9KDH89CvtShereLO/V0zxA60JFJ7 YgE5/hNDj64P42gQD0z7kEiaSOxW7g01l3YDJak+P4QUs8O35PxhQLHBL yEwvzHXhyB6af4sCMmX0eQhr9YjYNFwZVjlUqJSwORa7chVhBeh4I3QuP vRiHxsnTrdZjmHdFDUhwbmiypU/ax7Fy/Pm4DWUzg4xJoEp7KCfjej4Pc g==; X-IronPort-AV: E=McAfee;i="6600,9927,10950"; a="6377291" X-IronPort-AV: E=Sophos;i="6.04,187,1695711600"; d="scan'208";a="6377291" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Jan 2024 14:49:16 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10950"; a="906117161" X-IronPort-AV: E=Sophos;i="6.04,187,1695711600"; d="scan'208";a="906117161" Received: from ldrake1-mobl3.amr.corp.intel.com (HELO [10.212.168.169]) ([10.212.168.169]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Jan 2024 14:49:15 -0800 Message-ID: Subject: Re: [PATCH v3 5/7] hugetlb: have CONFIG_HUGETLBFS select CONFIG_PADATA From: Tim Chen To: Gang Li , David Hildenbrand , David Rientjes , Mike Kravetz , Muchun Song , Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, ligang.bdlg@bytedance.com Date: Thu, 11 Jan 2024 14:49:14 -0800 In-Reply-To: <20240102131249.76622-6-gang.li@linux.dev> References: <20240102131249.76622-1-gang.li@linux.dev> <20240102131249.76622-6-gang.li@linux.dev> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.44.4 (3.44.4-2.fc36) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Tue, 2024-01-02 at 21:12 +0800, Gang Li wrote: > Now hugetlb uses padata_do_multithreaded for parallel initialization, > so select CONFIG_PADATA. Perhaps rephrase Allow hugetlb use padata_do_multithreaded for parallel initialization. Select CONFIG_PADATA in this case. >=20 > Signed-off-by: Gang Li > --- > fs/Kconfig | 1 + > 1 file changed, 1 insertion(+) >=20 > diff --git a/fs/Kconfig b/fs/Kconfig > index 89fdbefd1075f..a57d6e6c41e6f 100644 > --- a/fs/Kconfig > +++ b/fs/Kconfig > @@ -262,6 +262,7 @@ menuconfig HUGETLBFS > depends on X86 || SPARC64 || ARCH_SUPPORTS_HUGETLBFS || BROKEN > depends on (SYSFS || SYSCTL) > select MEMFD_CREATE > + select PADATA > help > hugetlbfs is a filesystem backing for HugeTLB pages, based on > ramfs. For architectures that support it, say Y here and read