From: Konrad Rzeszutek Wilk <konrad.wilk@Oracle.Com>
To: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Cc: jeremy@goop.org, xen-devel@lists.xensource.com, Ian.Campbell@citrix.com
Subject: Re: [PATCH 1/6] xen-gntdev: Change page limit to be global instead of per-open
Date: Fri, 14 Jan 2011 17:19:21 -0500 [thread overview]
Message-ID: <20110114221921.GA9523@dumpdata.com> (raw)
In-Reply-To: <4D30BBA2.4050703@tycho.nsa.gov>
On Fri, Jan 14, 2011 at 04:09:54PM -0500, Daniel De Graaf wrote:
> On 01/14/2011 11:20 AM, Konrad Rzeszutek Wilk wrote:
> > On Fri, Jan 14, 2011 at 10:46:11AM -0500, Daniel De Graaf wrote:
> >> Because there is no limitation on how many times a user can open a
> >> given device file, an per-file-description limit on the number of
> >> pages granted offers little to no benefit. Change to a global limit
> >> and remove the ioctl() as the parameter can now be changed via sysfs.
> >
> > Can you add here the comment which c/s in the Xen hypervisor
> > changed the tools so this won't cause them to fail.
> >
> > Just respond to this e-mail with the improved patch.
> >
> Latest xen-unstable.hg doesn't have the change; I recall Ian said
> he would commit it sometime after -rc1. I'll post a modified patch
> as soon as I see the changeset.
Sweet. Thanks!
next prev parent reply other threads:[~2011-01-14 22:19 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-14 15:46 [PATCH v4] Userspace grant communication Daniel De Graaf
2011-01-14 15:46 ` [PATCH 1/6] xen-gntdev: Change page limit to be global instead of per-open Daniel De Graaf
2011-01-14 16:20 ` Konrad Rzeszutek Wilk
2011-01-14 21:09 ` Daniel De Graaf
2011-01-14 22:19 ` Konrad Rzeszutek Wilk [this message]
2011-01-18 17:57 ` [PATCH 1/6 v2] " Daniel De Graaf
2011-01-21 15:04 ` Konrad Rzeszutek Wilk
2011-01-14 15:46 ` [PATCH 2/6] xen-gntdev: Remove unneeded structures from grant_map tracking data Daniel De Graaf
2011-01-19 20:11 ` Jeremy Fitzhardinge
2011-01-14 15:46 ` [PATCH 3/6] xen-gntdev: Use find_vma rather than iterating our vma list manually Daniel De Graaf
2011-01-14 15:46 ` [PATCH 4/6] xen-gntdev: Add reference counting to maps Daniel De Graaf
2011-01-20 21:07 ` Konrad Rzeszutek Wilk
2011-01-14 15:46 ` [PATCH 5/6] xen-gntdev: Support mapping in HVM domains Daniel De Graaf
2011-01-17 14:28 ` Stefano Stabellini
2011-01-18 16:09 ` Daniel De Graaf
2011-01-18 17:27 ` Stefano Stabellini
2011-01-14 15:46 ` [PATCH 6/6] xen-gntalloc: Userspace grant allocation driver Daniel De Graaf
2011-01-21 15:02 ` [SPAM] " Konrad Rzeszutek Wilk
2011-01-21 14:36 ` [PATCH v4.2 3/5] xen-gntdev: Add reference counting to maps Daniel De Graaf
2011-01-21 14:38 ` [PATCH v4.2 4/5] xen-gntdev: Support mapping in HVM domains Daniel De Graaf
2011-01-21 15:59 [SPAM] [PATCH v5] Userspace grant communication Daniel De Graaf
2011-01-21 15:59 ` [PATCH 1/6] xen-gntdev: Change page limit to be global instead of per-open Daniel De Graaf
2011-02-03 17:18 [PATCH v6] Userspace grant communication Daniel De Graaf
2011-02-03 17:18 ` [PATCH 1/6] xen-gntdev: Change page limit to be global instead of per-open Daniel De Graaf
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