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From: Paolo Bonzini <pbonzini@redhat.com>
To: Ming Lei <tom.leiming@gmail.com>, Stefan Hajnoczi <stefanha@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
	Stefan Hajnoczi <stefanha@gmail.com>, Fam Zheng <famz@redhat.com>,
	qemu-devel <qemu-devel@nongnu.org>,
	"Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] [regression] dataplane: throughout -40% by commit 580b6b2aa2
Date: Wed, 02 Jul 2014 18:23:37 +0200	[thread overview]
Message-ID: <53B43209.1080607@redhat.com> (raw)
In-Reply-To: <CACVXFVNd0Asr4c=WkoeXTSyUPSB=LJO3sk=ciZMaayvuwZK55Q@mail.gmail.com>

Il 02/07/2014 18:13, Ming Lei ha scritto:
> That must be for generating guest irq, which should have been
> processed as batch easily.

No, guest irqs are generated (with notify_guest) on every I/O completion 
even in 2.0.

Paolo

  reply	other threads:[~2014-07-02 16:24 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-26 15:14 [Qemu-devel] [regression] dataplane: throughout -40% by commit 580b6b2aa2 Ming Lei
2014-06-26 15:29 ` Paolo Bonzini
2014-06-26 15:37   ` Ming Lei
2014-06-26 15:43     ` Paolo Bonzini
2014-06-26 15:47       ` Ming Lei
2014-06-26 15:57         ` Paolo Bonzini
2014-06-27  1:15           ` Ming Lei
2014-06-27  4:59             ` Paolo Bonzini
2014-06-27  6:23               ` Kevin Wolf
2014-06-27  7:35                 ` Paolo Bonzini
2014-06-27 12:35                 ` Ming Lei
2014-06-27  7:57               ` Ming Lei
2014-06-27 12:01 ` Stefan Hajnoczi
2014-06-27 12:21   ` Kevin Wolf
2014-06-27 14:50     ` Stefan Hajnoczi
2014-06-27 18:01   ` Ming Lei
2014-06-27 21:51     ` Paolo Bonzini
2014-06-28  9:58       ` Ming Lei
2014-06-30  8:08         ` Stefan Hajnoczi
2014-06-30  8:27           ` Ming Lei
2014-07-01 13:53           ` Ming Lei
2014-07-01 14:31             ` Stefan Hajnoczi
2014-07-01 14:49               ` Ming Lei
2014-07-01 16:49                 ` Paolo Bonzini
2014-07-02  0:48                   ` Ming Lei
2014-07-02  8:54                   ` Stefan Hajnoczi
2014-07-02  9:13                     ` Paolo Bonzini
2014-07-02  9:39                       ` Kevin Wolf
2014-07-02  9:48                         ` Paolo Bonzini
2014-07-02 10:01                           ` Kevin Wolf
2014-07-02 10:23                             ` Paolo Bonzini
2014-07-02 15:45                     ` Ming Lei
2014-07-02 16:13                       ` Ming Lei
2014-07-02 16:23                         ` Paolo Bonzini [this message]
2014-07-02 16:27                           ` Ming Lei
2014-07-02 16:38                             ` Paolo Bonzini
2014-07-02 16:41                               ` Ming Lei
2014-07-02 16:21                       ` Paolo Bonzini
2014-07-03  4:54                         ` Ming Lei
2014-07-03 10:29                           ` Paolo Bonzini
2014-07-03 11:50                             ` Ming Lei
2014-07-03 11:56                               ` Paolo Bonzini
2014-07-03 12:09                                 ` Ming Lei

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