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RE: [Xen-devel] DMA trouble with current xen-sparse
| To: | <veillard@xxxxxxxxxx>, "Vincent Hanquez" <vincent.hanquez@xxxxxxxxxxxx> |
|---|---|
| Subject: | RE: [Xen-devel] DMA trouble with current xen-sparse |
| From: | "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx> |
| Date: | Mon, 7 Nov 2005 13:51:35 -0000 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Mon, 07 Nov 2005 13:51:42 +0000 |
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| Thread-index: | AcXghhum/RPcTMPRSrCU5RTRVdQcvADGvzeA |
| Thread-topic: | [Xen-devel] DMA trouble with current xen-sparse |
> Sure, took a bit of time to recompile the kernel (I didn't do > this for years) and it crashed as expected, here are the info: > > ptr: f160ed8e 1514 > > the size looks a full ethernet frame, i.e. 1500 of payload, 2 > ethernet addresses and the 2bytes for the ethernet type, that > looks kosher to me but clearly it is not aligned. This allocation isn't aligned to the next power of 2 boundary --- usually 1514 byte allocations are 2KB aligned. You're not enabling some experimental option in your config that changes the alignment of slab allocations are you? Ian _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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