From: "Michael S. Tsirkin" <mst@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
Gregory Haskins <ghaskins@novell.com>,
Gleb Natapov <gleb@redhat.com>, Julia Lawall <julia@diku.dk>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kvm: only allow one gsi per fd
Date: Wed, 20 Jan 2010 13:36:41 +0200 [thread overview]
Message-ID: <20100120113641.GB9610@redhat.com> (raw)
In-Reply-To: <4B53052D.3020905@redhat.com>
On Sun, Jan 17, 2010 at 02:40:13PM +0200, Avi Kivity wrote:
> On 01/13/2010 06:58 PM, Michael S. Tsirkin wrote:
>> Looks like repeatedly binding same fd to multiple gsi's with irqfd can
>> use up a ton of kernel memory for irqfd structures.
>>
>> A simple fix is to allow each fd to only trigger one gsi: triggering a
>> srorm of interrupts in guest is likely useless anyway, and we can do it
>> by binding a single gsi to many interrupts if we really want to.
>>
>
> Applied and queued, thanks.
I'm guessing we need this for 2.6.32 stable and 2.6.33 as well?
> --
> error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-01-20 11:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20100113165809.GA13334@redhat.com>
2010-01-13 18:22 ` [PATCH] kvm: only allow one gsi per fd Gregory Haskins
2010-01-17 12:40 ` Avi Kivity
2010-01-20 11:36 ` Michael S. Tsirkin [this message]
2010-01-20 11:52 ` Avi Kivity
2010-01-20 11:59 ` Michael S. Tsirkin
2010-01-20 12:11 ` Avi Kivity
2010-01-13 16:58 Michael S. Tsirkin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20100120113641.GB9610@redhat.com \
--to=mst@redhat.com \
--cc=avi@redhat.com \
--cc=ghaskins@novell.com \
--cc=gleb@redhat.com \
--cc=julia@diku.dk \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mtosatti@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).