Re: [PATCH] grant-table: don't set m2p override if kmap_ops is notset

From: David Vrabel
Date: Tue Nov 05 2013 - 07:36:34 EST


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
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