From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:40731) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UIf7J-0002pQ-88 for qemu-devel@nongnu.org; Thu, 21 Mar 2013 09:01:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UIf7E-0000oh-J9 for qemu-devel@nongnu.org; Thu, 21 Mar 2013 09:01:13 -0400 Received: from mx1.redhat.com ([209.132.183.28]:18535) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UIf7E-0000oZ-Ba for qemu-devel@nongnu.org; Thu, 21 Mar 2013 09:01:08 -0400 Message-ID: <514B048B.3070704@redhat.com> Date: Thu, 21 Mar 2013 14:00:59 +0100 From: Paolo Bonzini MIME-Version: 1.0 References: <1363856971-4601-1-git-send-email-owasserm@redhat.com> <1363856971-4601-8-git-send-email-owasserm@redhat.com> <514AD93E.1090205@redhat.com> <514AEAB0.2000108@redhat.com> <20130321111427.GD24024@redhat.com> <514B0212.8010706@redhat.com> In-Reply-To: <514B0212.8010706@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [RFC 07/12] Store the data to send also in iovec List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Orit Wasserman Cc: quintela@redhat.com, chegu_vinod@hp.com, qemu-devel@nongnu.org, "Michael S. Tsirkin" Il 21/03/2013 13:50, Orit Wasserman ha scritto: > On 03/21/2013 01:14 PM, Michael S. Tsirkin wrote: >> On Thu, Mar 21, 2013 at 01:10:40PM +0200, Orit Wasserman wrote: >>> On 03/21/2013 11:56 AM, Paolo Bonzini wrote: >>>> Il 21/03/2013 10:09, Orit Wasserman ha scritto: >>>>> All data is still copied into the static buffer. >>>>> >>>>> Signed-off-by: Orit Wasserman >>>>> --- >>>>> savevm.c | 13 +++++++++++-- >>>>> 1 file changed, 11 insertions(+), 2 deletions(-) >>>>> >>>>> diff --git a/savevm.c b/savevm.c >>>>> index ec64533..d5834ca 100644 >>>>> --- a/savevm.c >>>>> +++ b/savevm.c >>>>> @@ -114,6 +114,7 @@ void qemu_announce_self(void) >>>>> /* savevm/loadvm support */ >>>>> >>>>> #define IO_BUF_SIZE 32768 >>>>> +#define MAX_IOV_SIZE 64 >>>> >>>> You could use IOV_MAX, or min(IOV_MAX, 64). > > Paolo, are you ok with leaving it MIN(IOV_MAX, 64) at the moment? Of course! (When I use "..." it means "I don't expect you to do that..." :)). Paolo