Messages in this thread | | | Subject | Re: returning non-ram via ->nopage, was Re: [patch] mspec driver for 2.6.12-rc2-mm3 | From | Jes Sorensen <> | Date | 27 Apr 2005 14:03:50 -0400 |
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>>>>> "Christoph" == Christoph Hellwig <hch@infradead.org> writes:
Christoph> On Wed, Apr 27, 2005 at 11:53:15AM -0400, Jeff Garzik Christoph> wrote: >> I don't see anything wrong with a ->nopage approach. >> >> At Linus's suggestion, I used ->nopage in the implementation of >> sound/oss/via82cxxx_audio.c.
Christoph> The difference is that you return kernel memory (actually Christoph> pci_alloc_consistant memory that has it's own set of Christoph> problems), while this is memory not in mem_map, so he Christoph> allocates some regularly kernel memory too to have a struct Christoph> page and just leaks it
Are you suggesting then that we change do_no_page to handle this as a special return value then?
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