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xen-ppc-devel
Re: [XenPPC] Re: [Xen-devel] [PATCH] [GNTTAB] expandable grant table
On Mon, 2007-02-19 at 17:03 +0900, Isaku Yamahata wrote:
> Attached the updated patches. Please find them
>
> - 13985_4fa9b86d41b8_grow_granttable_acm.patch
> acm part. I did only compile test.
>
> - 13986_cca098fd122c_grow_granttable_ia64.patch
> ia64 part.
>
> - 13987_f5f232aef7bd_grow_granttable_powerpc.patch
> powerpc part. This patch prohibits growing grant table.
> I didn't even compile test.
> It needs review by xen/powerpc developers and they may
> have their own opinions.
Hi Yamahata-san, thanks very much for your patch!
I'm confused about one thing though: why do we need to take a lock to
read d->grant_table->nr_grant_frames? It's a simple integer, so no lock
is required or useful.
--
Hollis Blanchard
IBM Linux Technology Center
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