From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 6F23B1836F7 for ; Fri, 14 Jun 2024 08:14:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718352895; cv=none; b=ThE//X1zbaVD6wO8GsSxE/wFDlhWl+0skFLjfmqGGxOLCGJvi/BhsalWnhnt/A4qR2Ns+YI59/EHgHkE570O1fQOY2jgLbxS3+XEgzuo1uybMKrQbiGzPMyiJCx/hbsgVtqmO15SMjp7JrGuQl2ROR6AXWyDa+4YyXNgU9nQ+hE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718352895; c=relaxed/simple; bh=AJr56AIyxw1AV+8imWQzB4XZoQsJAgsK6sLrW1PzyvM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=iCH1lmXXkN6f/B7/XUT+Iq0m0jdCLvkPZ1K3FKORPQxuv3FljPiF9GhJJHmBEOKkwfrVfAuwKlBgvN/AcqftAt5KJEWAveVYcSIOc++7zsjbs3wkDpoCkq4lB16GMnIcG9BqITEQc0RTbXr8vNgyF0CyclYNNNyxujvrS4tqog8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none 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=JTLcW4ro; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none 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="JTLcW4ro" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1718352893; 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; bh=kpIVMcrxNUuot3WrmRIeXJx5cyzexiU4T4G3Mxhn+Fo=; b=JTLcW4robLBqfPe3b9cv5ple224032ejYhxrlBAs6z0G0GAIVX+7V75oxbka4+VsS5F8aS xm6EmT+FtnyC4/2U0Nvow6fL0LKfGk9vAEMpYwBlfyuiGJuswkDrSMp9P5+rc63Ky0q9na EHq6W8AVWr298kBHo6aCz15b0lJs+aQ= Received: from mx-prod-mc-01.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-608-QPyfIbc7Np-25l__XOO7DQ-1; Fri, 14 Jun 2024 04:14:47 -0400 X-MC-Unique: QPyfIbc7Np-25l__XOO7DQ-1 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (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-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id C0BBC19560AE; Fri, 14 Jun 2024 08:14:45 +0000 (UTC) Received: from thuth-p1g4.redhat.com (unknown [10.39.193.73]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id F2DDA19560BF; Fri, 14 Jun 2024 08:14:40 +0000 (UTC) From: Thomas Huth To: linux-doc@vger.kernel.org, Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , linux-s390@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Jonathan Corbet , Sven Schnelle Subject: [PATCH] Documentation: Add "S390" to the swiotlb kernel parameter Date: Fri, 14 Jun 2024 10:14:38 +0200 Message-ID: <20240614081438.553160-1-thuth@redhat.com> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 The "swiotlb" kernel parameter is used on s390 for protected virt since commit 64e1f0c531d1 ("s390/mm: force swiotlb for protected virtualization") and thus should be marked in kernel-parameters.txt accordingly. Signed-off-by: Thomas Huth --- PS: I wonder whether we could remove IA-64 nowadays...? Documentation/admin-guide/kernel-parameters.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index b600df82669d..423427bf6e49 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -6548,7 +6548,7 @@ This parameter controls use of the Protected Execution Facility on pSeries. - swiotlb= [ARM,IA-64,PPC,MIPS,X86,EARLY] + swiotlb= [ARM,IA-64,PPC,MIPS,X86,S390,EARLY] Format: { [,] | force | noforce } -- Number of I/O TLB slabs -- Second integer after comma. Number of swiotlb -- 2.45.2