From nobody Wed Feb 11 05:14:37 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 7E42131159C for ; Mon, 9 Feb 2026 22:14:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770675293; cv=none; b=IJ4DaAjVGAcRZ1iA6g+k7ed9Ktrj9S05G5o2ShsyAXidN0a6QLMOd/71s9sklPk4paSQe00QJ4FkNHJVIgWkO6rSJ5LLBtoR2mqdgSgqz22dnMIOKdDjaOvbCbatzw9o8zEb/Os+1D1WQaSCkslBDCuZ20iKlFde9Bl+DxciYpM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770675293; c=relaxed/simple; bh=Z70k03OIJkrVFJaM5h1C7JB7eC7wdxXQGbOGlyBUPgM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CVaMP7aC4kxpLkAzrit/I/UgDRXsYP1+Zccx7JiehHHjWv5ECksiB9EDoiSMCSXwx2RsmH7yu9neiEgM09irlLBX3U6Q/WNLEtwNzJTwl9tics0YhSS0uMnGU3u6f3aSSx18oUSIHjac5i8nGf34PRJN5ukPPrft2BOu18uHcZY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=g+pecRsg; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="g+pecRsg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1770675291; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tCrP0/yiPFGIZwByrE4JJ2I8Uf5Ye8WtA9EuaL562tY=; b=g+pecRsgF7h0IFCfWKL+6VfbN3uqhQRSEmExNlfHQlaGLjgFLM5Z9Anym2u5WiKXkIzn6P YOGpdXHYHKZZ/Qv7GgEXpsUfpvKHDAHHH9ntEeiQxjt0Wahk+szPSFxmaVOocFjaPBP5DB H7/KmPN/GR88VYoe7DS6WNowW55Yavc= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-281-dHUkiJnaMmCWJ_7CR1KXrg-1; Mon, 09 Feb 2026 17:14:48 -0500 X-MC-Unique: dHUkiJnaMmCWJ_7CR1KXrg-1 X-Mimecast-MFC-AGG-ID: dHUkiJnaMmCWJ_7CR1KXrg_1770675287 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 8687D1956088; Mon, 9 Feb 2026 22:14:46 +0000 (UTC) Received: from fedora.redhat.com (unknown [10.22.65.66]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id E09CD18004BB; Mon, 9 Feb 2026 22:14:44 +0000 (UTC) From: Luiz Capitulino To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, david@kernel.org, baolin.wang@linux.alibaba.com Cc: ryan.roberts@arm.com, akpm@linux-foundation.org, lorenzo.stoakes@oracle.com Subject: [PATCH v2 01/11] docs: tmpfs: remove implementation detail reference Date: Mon, 9 Feb 2026 17:14:23 -0500 Message-ID: <7f674469671346b18bfda22fadde7b6fb4df0e0e.1770675272.git.luizcap@redhat.com> In-Reply-To: References: 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-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Content-Type: text/plain; charset="utf-8" The tmpfs.rst doc references the has_transparent_hugepage() helper, which is an implementation detail in the kernel and not relevant for users wishing to properly configure THP support for tmpfs. Remove it. Acked-by: David Hildenbrand (Red Hat) Reviewed-by: Baolin Wang Signed-off-by: Luiz Capitulino --- Documentation/filesystems/tmpfs.rst | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/Documentation/filesystems/tmpfs.rst b/Documentation/filesystem= s/tmpfs.rst index d677e0428c3f..46fc986c3388 100644 --- a/Documentation/filesystems/tmpfs.rst +++ b/Documentation/filesystems/tmpfs.rst @@ -109,9 +109,8 @@ noswap Disables swap. Remounts must respect the origin= al settings. =3D=3D=3D=3D=3D=3D =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =20 tmpfs also supports Transparent Huge Pages which requires a kernel -configured with CONFIG_TRANSPARENT_HUGEPAGE and with huge supported for -your system (has_transparent_hugepage(), which is architecture specific). -The mount options for this are: +configured with CONFIG_TRANSPARENT_HUGEPAGE and with huge pages +supported for your system. The mount options for this are: =20 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D huge=3Dnever Do not allocate huge pages. This is the default. --=20 2.53.0