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SubjectRe: xen_biovec_phys_mergeable not exported
On 2011-09-20 22:25, Matthew Wilcox wrote:
>
> In my NVMe driver, I call BIOVEC_PHYS_MERGEABLE(). If CONFIG_XEN
> is defined, it references xen_biovec_phys_mergeable() which is not
> EXPORT_SYMBOL. I think BIOVEC_PHYS_MERGABLE is a perfectly kosher thing
> to be calling from a module that implements a bio-based block driver,
> so I think the right thing to do is to add an EXPORT_SYMBOL(_GPL?) to
> the Xen code when I submit the driver.
>
> Does anyone have a different opinion on this?

Yep, lets just export it for now. Long term, that functionality will be
moving back into the block layer when we unify the queuing models.

--
Jens Axboe



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