From: Avi Kivity <avi@qumranet.com>
To: Laurent Vivier <Laurent.Vivier@bull.net>
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH 0/5] kvm: Batch writes to MMIO
Date: Wed, 04 Jun 2008 18:13:23 +0300 [thread overview]
Message-ID: <4846B113.4030904@qumranet.com> (raw)
In-Reply-To: <1212156357946-git-send-email-Laurent.Vivier@bull.net>
Laurent Vivier wrote:
> When kernel has to send MMIO writes to userspace, it stores them
> in memory until it has to pass the hand to userspace for another
> reason. This avoids to have too many context switches on operations
> that can wait.
>
> These patches introduce an ioctl() to define MMIO allowed to be coalesced.
>
> This is the kernel part of the coalesced MMIO functionality.
>
>
Applied all, thanks.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
next prev parent reply other threads:[~2008-06-04 15:13 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-30 14:05 [PATCH 0/5] kvm: Batch writes to MMIO Laurent Vivier
2008-05-30 14:05 ` [PATCH 1/5] kvm_io_device: extend in_range() to manage len and write attribute Laurent Vivier
2008-05-30 14:05 ` [PATCH 2/5] Add coalesced MMIO support (common part) Laurent Vivier
2008-05-30 14:05 ` [PATCH 3/5] Add coalesced MMIO support (x86 part) Laurent Vivier
2008-05-30 14:05 ` [PATCH 4/5] Add coalesced MMIO support (powerpc part) Laurent Vivier
2008-05-30 14:05 ` [PATCH 5/5] Add coalesced MMIO support (ia64 part) Laurent Vivier
2008-06-04 15:13 ` Avi Kivity [this message]
-- strict thread matches above, loose matches on Subject: below --
2008-05-23 8:50 [PATCH 0/5] kvm: Batch writes to MMIO Laurent Vivier
2008-05-26 12:00 ` Avi Kivity
2008-05-26 12:10 ` Laurent Vivier
2008-05-26 13:43 ` Avi Kivity
2008-05-26 14:20 ` Avi Kivity
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