At 06:02 +0000 on 07 Jan (1294380120), Jui-Hao Chiang wrote:
> One of the solution is to
> (a) Simply replace shr_lock with p2m_lock.
I think this is the best choice. If we find that the p2m lock is a
bottleneck we can address it later.
Cheers,
Tim
> (b) In unshare(), apply the following: if (!p2m_locked_by_me(p2m)) call
> p2m_lock, otherwise, don't lock it.
> (c) p2m_change_type() and set_shared_p2m_entry() are pretty similar, we can
> merge the functionality into one function, which does NOT take p2m_lock, and
> keep the original p2m_change_type() unchanged.
>
> Correct me if wrong.
>
> Bests,
> Jui-Hao
--
Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Principal Software Engineer, Xen Platform Team
Citrix Systems UK Ltd. (Company #02937203, SL9 0BG)
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