From: supriya kannery <supriyak@in.ibm.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Kevin Wolf <kwolf@redhat.com>,
Supriya Kannery <supriyak@linux.vnet.ibm.com>,
qemu-devel@nongnu.org, Prerna Saxena <prerna@linux.vnet.ibm.com>
Subject: Re: [Qemu-devel] [RFC Patch 0/3]Qemu: Enable dynamic cache change through qemu monitor
Date: Tue, 17 May 2011 14:48:23 +0530 [thread overview]
Message-ID: <4DD23D5F.9010508@in.ibm.com> (raw)
In-Reply-To: <20110516202354.GA8955@lst.de>
Christoph Hellwig wrote:
> Why are you even trying this again?
Enabling control of cache setting from qemu monitor will help
users/admins to
accomplish cache value change without depending on the guest.
> As explained very clearly last time you
> can't change from a writeback-style to a write-through style I/O from
> the monitor without creating massive data integrity problems. See my
> patchset that allows changing this from the guest for how it should be
> done - I just need to get back and revisit the virtio protocol support
> for it.
>
>
>
ok, sure, I will go through your related patches and work further on this.
prev parent reply other threads:[~2011-05-17 9:37 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-16 18:10 [Qemu-devel] [RFC Patch 0/3]Qemu: Enable dynamic cache change through qemu monitor Supriya Kannery
2011-05-16 18:10 ` [Qemu-devel] [RFC Patch 1/3]Qemu: Enhance "info block" to display cache setting Supriya Kannery
2011-05-17 8:39 ` Kevin Wolf
2011-05-17 9:00 ` supriya kannery
2011-05-16 18:10 ` [Qemu-devel] [RFC Patch 2/3]Qemu: New error classes for file reopen and device insertion Supriya Kannery
2011-05-16 18:11 ` [Qemu-devel] [RFC Patch 3/3]Qemu: Add command "cache_set" for dynamic cache change Supriya Kannery
2011-05-16 20:23 ` [Qemu-devel] [RFC Patch 0/3]Qemu: Enable dynamic cache change through qemu monitor Christoph Hellwig
2011-05-16 21:10 ` Anthony Liguori
2011-05-17 9:27 ` supriya kannery
2011-05-17 15:41 ` Christoph Hellwig
2011-05-20 5:41 ` Supriya Kannery
2011-05-17 9:18 ` supriya kannery [this message]
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