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SubjectRe: [PATCH 27/62] infiniband/ipath: convert to idr_alloc()
Hello,

On Mon, Feb 04, 2013 at 04:15:52PM +0000, Marciniszyn, Mike wrote:
> I tried the branch you indicated in the initial patch cover.
>
> When run with a qib driver, and ipoib ping of another system produces:
...
> Looks like this is tripping during the arp/neighbour path resolution:
>
> void idr_preload(gfp_t gfp_mask)
> {
> /*
> * Consuming preload buffer from non-process context breaks preload
> * allocation guarantee. Disallow usage from those contexts.
> */
> WARN_ON_ONCE(in_interrupt()); <------------------------
>
> Any ideas Roland?

Yeah, firewire had the same problem. It needs to conditionalize
preload() if !__GFP_WAIT (no point anyway). Will send update patches
soon.

Thanks.

--
tejun


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