Messages in this thread | | | Date | Fri, 5 Aug 2016 10:01:08 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH v4 0/3] dma-mapping, powerpc, nvme: introduce the DMA_ATTR_NO_WARN attribute |
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On Fri, 5 Aug 2016 09:34:20 -0300 Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> wrote:
> On 08/04/2016 10:05 PM, Andrew Morton wrote: > > Of course, the alternative is to just delete the damn warnings from > > ppc_iommu_map_sg(). Imagine that! Have they ever been of any use to > > anyone? > > Sure. I submitted a patch to convert it to dynamic debug (so it would > still be available if one wanted to), but it wasn't accepted [1]; so > I guess it apparently is, in some cases. > > [1] https://lists.ozlabs.org/pipermail/linuxppc-dev/2016-June/144196.html >
Bah. What about WARN__ON_ONCE()? Or much heavier ratelimiting?
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