From: David Vrabel <david.vrabel@citrix.com>
To: Roger Pau Monne <roger.pau@citrix.com>
Cc: <xen-devel@lists.xen.org>, <linux-kernel@vger.kernel.org>,
Matt Wilson <msw@amazon.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: [PATCH] grant-table: don't set m2p override if kmap_ops is not set
Date: Tue, 5 Nov 2013 12:36:28 +0000 [thread overview]
Message-ID: <5278E64C.40200@citrix.com> (raw)
In-Reply-To: <1383650649-13971-1-git-send-email-roger.pau@citrix.com>
On 05/11/13 11:24, Roger Pau Monne wrote:
> IMHO there's no reason to set a m2p override if the mapping is done in
> kernel space, so only set the m2p override when kmap_ops is set.
Can you provide a more detailed reasoning about why this is safe?
Did you consider other ways of improving scalability? e.g., a
per-bucket read-write lock.
David
next prev parent reply other threads:[~2013-11-05 12:36 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-05 11:24 [PATCH] grant-table: don't set m2p override if kmap_ops is not set Roger Pau Monne
2013-11-05 11:26 ` Roger Pau Monné
2013-11-05 11:26 ` Roger Pau Monné
2013-11-05 12:36 ` David Vrabel
2013-11-05 12:36 ` David Vrabel [this message]
2013-11-05 14:47 ` Roger Pau Monné
2013-11-05 14:47 ` Roger Pau Monné
2013-11-05 14:56 ` Konrad Rzeszutek Wilk
2013-11-05 14:56 ` Konrad Rzeszutek Wilk
2013-11-05 15:01 ` Roger Pau Monné
2013-11-05 15:01 ` Roger Pau Monné
2013-11-05 15:08 ` [Xen-devel] " Ian Campbell
2013-11-05 16:03 ` Roger Pau Monné
2013-11-05 16:03 ` [Xen-devel] " Roger Pau Monné
2013-11-05 20:06 ` Matt Wilson
2013-11-05 20:06 ` [Xen-devel] " Matt Wilson
2013-11-05 20:53 ` Anthony Liguori
2013-11-05 21:16 ` Konrad Rzeszutek Wilk
2013-11-05 22:09 ` Anthony Liguori
2013-11-05 22:09 ` [Xen-devel] " Anthony Liguori
2013-11-05 22:19 ` Matt Wilson
2013-11-05 22:19 ` Matt Wilson
2013-11-05 21:16 ` Konrad Rzeszutek Wilk
2013-11-06 10:22 ` [Xen-devel] " Ian Campbell
2013-11-06 18:46 ` Anthony Liguori
2013-11-06 18:46 ` [Xen-devel] " Anthony Liguori
2013-11-06 10:22 ` Ian Campbell
2013-11-06 11:34 ` David Vrabel
2013-11-06 11:34 ` [Xen-devel] " David Vrabel
2013-11-06 17:59 ` Matt Wilson
2013-11-06 17:59 ` [Xen-devel] " Matt Wilson
2013-11-06 18:52 ` Konrad Rzeszutek Wilk
2013-11-07 20:15 ` Stefano Stabellini
2013-11-07 20:15 ` [Xen-devel] " Stefano Stabellini
2013-11-06 18:52 ` Konrad Rzeszutek Wilk
2013-11-05 20:53 ` Anthony Liguori
2013-11-05 15:08 ` Ian Campbell
-- strict thread matches above, loose matches on Subject: below --
2013-11-05 11:24 Roger Pau Monne
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