Messages in this thread | | | Date | Tue, 21 Mar 2006 23:20:14 +0000 (GMT) | From | Hugh Dickins <> | Subject | Re: [PATCH 10 of 20] ipath - support for userspace apps using core driver |
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On Tue, 21 Mar 2006, Bryan O'Sullivan wrote: > > On 2.6.15, this all "works", but I have the poor kernel thinking it > loses 4.5MB of memory on every run. On 2.6.16-rc6, I get a BUG. I'll > have to do a bit of work to reproduce it, so I can't paste it here yet. > > So my quandary is thus: what am I doing wrong? It seems that my calls > to get_page are more or less correct, but should I be doing a put_page > somewhere, too, such as when the char dev's release method is called, > prior to calling dma_free_coherent?
Please mail me your source (I guess as a patch against 2.6.15), and tomorrow I'll try to see if I can work out the leak; probably won't work out the BUG until you can send us the messages - thanks.
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