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xen-devel
Re: [Xen-devel][Pv-ops][PATCH 0/4 v2] Netback multiple threads support
> when we test this patch, we found that the domain_lock in grant table
> operation (gnttab_copy()) becomes a bottle neck. We temporarily
> remove the global domain_lock to achieve good performance.
Without that change (global domain_lock in place), what are the
performance numbers?
Is there a forthcoming patch to make the gnttab_copy have a much finer
grained lock?
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