Messages in this thread - First message in thread
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- "Keshavamurthy, Anil S"
- Andrew Morton
| | | Date | Tue, 19 Jun 2007 16:25:57 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: [Intel IOMMU 06/10] Avoid memory allocation failures in dma map api calls |
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On Tue, 19 Jun 2007, Keshavamurthy, Anil S wrote:
> So far in our test scenario, we were unable to create > any memory allocation failure inside dma map api calls.
All these functions should have gfp_t flags passed to them. Otherwise you are locked into the use of GFP_ATOMIC. If this is a parameter then you may be able to use GFP_KERNEL in various places and you may develop the code to have less GFP_ATOMIC allocs in the future.
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