From: "Michael S. Tsirkin" <mst@redhat.com>
To: x86@kernel.org, kvm@vger.kernel.org
Cc: Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Avi Kivity <avi@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
gleb@redhat.com, Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCHv4 0/5] apic: eoi optimization support
Date: Wed, 16 May 2012 18:41:04 +0300 [thread overview]
Message-ID: <20120516154103.GA10320@redhat.com> (raw)
In-Reply-To: <cover.1337168687.git.mst@redhat.com>
On Wed, May 16, 2012 at 02:45:50PM +0300, Michael S. Tsirkin wrote:
> I'm looking at reducing the interrupt overhead for virtualized guests:
> some workloads spend a large part of their time processing interrupts.
> This patchset supplies infrastructure to reduce the IRQ ack overhead on
> x86: the idea is to add an eoi_write callback that we can then optimize
> without touching other apic functionality.
Ugh. I lost first part of the patchset.
Sorry.
Will send a fixed one now.
prev parent reply other threads:[~2012-05-16 15:41 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-16 11:45 [PATCHv4 0/5] apic: eoi optimization support Michael S. Tsirkin
2012-05-16 11:45 ` [PATCHv4 1/5] kvm_para: guest side for eoi avoidance Michael S. Tsirkin
2012-05-16 11:46 ` [PATCHv4 2/5] x86/bitops: note on __test_and_clear_bit atomicity Michael S. Tsirkin
2012-05-16 11:46 ` [PATCHv4 3/5] kvm: host side for eoi optimization Michael S. Tsirkin
2012-05-16 15:49 ` Marcelo Tosatti
2012-05-16 16:22 ` Michael S. Tsirkin
2012-05-16 16:32 ` Gleb Natapov
2012-05-16 16:50 ` Michael S. Tsirkin
2012-05-16 17:04 ` Marcelo Tosatti
2012-05-16 17:21 ` Gleb Natapov
2012-05-16 17:23 ` Marcelo Tosatti
2012-05-16 17:34 ` Gleb Natapov
2012-05-16 17:40 ` Marcelo Tosatti
2012-05-16 17:48 ` Gleb Natapov
2012-05-16 17:53 ` Michael S. Tsirkin
2012-05-16 17:20 ` Marcelo Tosatti
2012-05-16 17:58 ` Michael S. Tsirkin
2012-05-16 18:15 ` Marcelo Tosatti
2012-05-16 18:25 ` Gleb Natapov
2012-05-16 18:29 ` Michael S. Tsirkin
2012-05-16 18:38 ` Gleb Natapov
2012-05-16 19:07 ` Michael S. Tsirkin
2012-05-16 21:37 ` Marcelo Tosatti
2012-05-17 7:28 ` Gleb Natapov
2012-05-17 7:49 ` Michael S. Tsirkin
2012-05-17 7:56 ` Gleb Natapov
2012-05-17 7:57 ` Avi Kivity
2012-05-17 8:07 ` Gleb Natapov
2012-05-17 9:24 ` Avi Kivity
2012-05-17 9:34 ` Gleb Natapov
2012-05-17 9:10 ` Michael S. Tsirkin
2012-05-17 9:12 ` Gleb Natapov
2012-05-17 9:25 ` Avi Kivity
2012-05-16 18:28 ` Michael S. Tsirkin
2012-05-16 18:35 ` Michael S. Tsirkin
2012-05-17 9:28 ` Avi Kivity
2012-05-16 11:46 ` [PATCHv4 4/5] kvm: eoi msi documentation Michael S. Tsirkin
2012-05-16 11:46 ` [PATCHv4 5/5] kvm: only sync when attention bits set Michael S. Tsirkin
2012-05-16 15:41 ` Michael S. Tsirkin [this message]
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