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From: "Michael S. Tsirkin" <mst@redhat.com>
To: Alex Williamson <alex.williamson@hp.com>
Cc: kvm@vger.kernel.org, sheng.yang@intel.com, avi@redhat.com
Subject: Re: [PATCH v6] kvm: Use a bitmap for tracking used GSIs
Date: Wed, 13 May 2009 21:46:17 +0300	[thread overview]
Message-ID: <20090513184617.GA3724@redhat.com> (raw)
In-Reply-To: <20090513172350.8722.70990.stgit@dl380g6-3.ned.telco.ned.telco>

On Wed, May 13, 2009 at 11:28:16AM -0600, Alex Williamson wrote:
> We're currently using a counter to track the most recent GSI we've
> handed out.  This quickly hits KVM_MAX_IRQ_ROUTES when using device
> assignment with a driver that regularly toggles the MSI enable bit.
> This can mean only a few minutes of usable run time.  Instead, track
> used GSIs in a bitmap.
> 
> Signed-off-by: Alex Williamson <alex.williamson@hp.com>

Acked-by: Michael S. Tsirkin <mst@redhat.com>

-- 
MST

  reply	other threads:[~2009-05-13 18:47 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-07 22:22 [PATCH] kvm: Use a bitmap for tracking used GSIs Alex Williamson
2009-05-08 22:31 ` [PATCH v2] " Alex Williamson
2009-05-12 19:39   ` Michael S. Tsirkin
2009-05-12 21:56     ` Alex Williamson
2009-05-12 22:07   ` [PATCH v3] " Alex Williamson
2009-05-13  3:30     ` Yang, Sheng
2009-05-13  3:42       ` Alex Williamson
2009-05-13  4:10         ` Alex Williamson
2009-05-13  4:15           ` Yang, Sheng
2009-05-13  4:41     ` [PATCH v4] " Alex Williamson
2009-05-13  4:58       ` Yang, Sheng
2009-05-13  9:47       ` Avi Kivity
2009-05-13 12:28         ` Alex Williamson
2009-05-13 12:35           ` Avi Kivity
2009-05-13 12:55             ` Alex Williamson
2009-05-13 13:00               ` Avi Kivity
2009-05-13 13:11                 ` Alex Williamson
2009-05-13 13:55                   ` Michael S. Tsirkin
2009-05-13 14:15                     ` Alex Williamson
2009-05-13 14:30                       ` Michael S. Tsirkin
2009-05-13 14:33                       ` Alex Williamson
2009-05-13 23:07                         ` Alex Williamson
2009-05-17 20:47                           ` Avi Kivity
2009-05-18 11:12                             ` Michael S. Tsirkin
2009-05-18 11:36                               ` Avi Kivity
2009-05-18 12:19                                 ` Michael S. Tsirkin
2009-05-18 12:33                                   ` Avi Kivity
2009-05-18 13:45                                     ` Michael S. Tsirkin
2009-05-18 13:55                                       ` Avi Kivity
2009-05-18 14:40                                         ` Michael S. Tsirkin
2009-05-18 14:46                                           ` Avi Kivity
2009-05-18 15:01                                             ` Michael S. Tsirkin
2009-05-18 15:08                                               ` Avi Kivity
2009-05-13 14:32       ` Michael S. Tsirkin
2009-05-13 15:13       ` [PATCH v5] " Alex Williamson
2009-05-13 16:05         ` Michael S. Tsirkin
2009-05-13 17:13           ` Alex Williamson
2009-05-17 20:51           ` Avi Kivity
2009-05-13 17:28         ` [PATCH v6] " Alex Williamson
2009-05-13 18:46           ` Michael S. Tsirkin [this message]
2009-05-17 20:54           ` Avi Kivity
2009-05-18 22:32             ` Alex Williamson
2009-05-19  8:01               ` Avi Kivity
2009-05-19 20:48           ` [PATCH v7] " Alex Williamson
2009-05-20 11:55             ` Avi Kivity
2009-05-13  7:03     ` [PATCH v3] " Michael S. Tsirkin
2009-05-13 12:15       ` Alex Williamson
2009-05-13  7:04     ` Michael S. Tsirkin
2009-05-13 12:19       ` Alex Williamson
2009-05-13 14:25         ` Michael S. Tsirkin
2009-05-17 20:49         ` Avi Kivity
2009-05-11 12:00 ` [PATCH] " Yang, Sheng
2009-05-12 18:45   ` Alex Williamson
2009-05-12 19:06     ` Alex Williamson
2009-05-12 19:10       ` Michael S. Tsirkin
2009-05-12 19:23         ` Alex Williamson

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