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Re: [Xen-devel] [PATCH 00 of 11] Use a reader-writer lock for the p2m

  • To: "Tim Deegan" <tim@xxxxxxx>
  • From: "Andres Lagar-Cavilla" <andres@xxxxxxxxxxxxxxxx>
  • Date: Wed, 16 May 2012 06:53:28 -0700
  • Cc: Andres Lagar-Cavilla <andres@xxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxx
  • Delivery-date: Wed, 16 May 2012 13:53:57 +0000
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> This is a cleaned-up version of my patch of two weeks ago to make the
> p2m lock into an rwlock, with some updates from Andres folded in.
> With these applied, p2m lookups are no longer serialized in the
> common case (where there are few updates).
> I hope to check these in next week, before we branch for 4.2.

We've found this to not break our testing:
Acked-by: Andres Lagar-Cavilla <andres@xxxxxxxxxxxxxxxx>


> Signed-off-by: Tim Deegan <tim@xxxxxxx>
> Signed-off-by: Andres Lagar-Cavilla <andres@xxxxxxxxxxxxxxxx>

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