From patchwork Fri Feb 8 12:19:07 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 219128 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 3EFA62C0086 for ; Fri, 8 Feb 2013 23:19:28 +1100 (EST) Received: from localhost ([::1]:55128 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U3mvO-0002um-Bz for incoming@patchwork.ozlabs.org; Fri, 08 Feb 2013 07:19:26 -0500 Received: from eggs.gnu.org ([208.118.235.92]:34086) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U3mvG-0002uO-HT for qemu-devel@nongnu.org; Fri, 08 Feb 2013 07:19:20 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1U3mvF-0007je-5y for qemu-devel@nongnu.org; Fri, 08 Feb 2013 07:19:18 -0500 Received: from mail-ve0-f170.google.com ([209.85.128.170]:50329) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U3mvF-0007jY-1s for qemu-devel@nongnu.org; Fri, 08 Feb 2013 07:19:17 -0500 Received: by mail-ve0-f170.google.com with SMTP id 14so3263494vea.29 for ; Fri, 08 Feb 2013 04:19:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:from:to:subject:date:message-id:x-mailer; bh=vA0Z4xNPK1V0F3V1mfuHTgfdn2ljA2HLDAZLbpHCJuE=; b=FSqH4W7LBW4dljYFJ5tyHghbjWbf7vxCIIKhcIEzpVm197qO5GWDG5ewh2bGsVGOUo MRcquqquW/41vf8ub2MqlpClBdo5GlWGMuE084CtGTKAwY+ZoFRW/0DWQ43TDabFZUGe fveXvGqISC33D4zROnERR806Feb5rhIkryTQ2/18SpRRjr5x4gMPZ5PzZnY57WmK8pbc ernA4W/gb/1cSiMXPn1bUGp6aCbfW1Qkn23h0XzKfZuj/OB5tfeej83eSW1MpoLINFFe BUJIs4GlNaJpQjJuXyJOvRJIde/E/jGuhUiyiAPa2F/MR+/XIHoPUvVXKzTiZAhnjTg5 G32w== X-Received: by 10.220.156.68 with SMTP id v4mr6174770vcw.10.1360325956485; Fri, 08 Feb 2013 04:19:16 -0800 (PST) Received: from yakj.usersys.redhat.com (93-34-179-137.ip50.fastwebnet.it. [93.34.179.137]) by mx.google.com with ESMTPS id ly6sm43119605veb.3.2013.02.08.04.19.13 (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Fri, 08 Feb 2013 04:19:15 -0800 (PST) From: Paolo Bonzini To: qemu-devel@nongnu.org Date: Fri, 8 Feb 2013 13:19:07 +0100 Message-Id: <1360325947-1770-1-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.8.1.2 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 209.85.128.170 Subject: [Qemu-devel] [PATCH for 1.4] qemu-nbd: document --cache and --aio options X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Paolo Bonzini --- qemu-nbd.texi | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/qemu-nbd.texi b/qemu-nbd.texi index 6955d90..3e57200 100644 --- a/qemu-nbd.texi +++ b/qemu-nbd.texi @@ -29,7 +29,12 @@ Export QEMU disk image using NBD protocol. @item -s, --snapshot use snapshot file @item -n, --nocache - disable host cache +@itemx --cache=@var{cache} + set cache mode to be used with the file. See the documentation of + the emulator's @code{-drive cache=...} option for allowed values. +@item --aio=@var{aio} + choose asynchronous I/O mode between @samp{threads} (the default) + and @samp{native} (Linux only). @item -c, --connect=@var{dev} connect @var{filename} to NBD device @var{dev} @item -d, --disconnect