Messages in this thread | | | From | Bodo Eggert <> | Subject | Re: Mapping non-page aligned data to user | Date | Fri, 06 Feb 2009 10:32:41 +0100 |
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Vira <sri1369_s@yahoo.com> wrote:
> Is there a way to map a non-page aligned kernel physical address to user > virtual address? remap_pfn_range and vm_insert_page operate only on > page-aligned physical addresses. > > If there is no such support, would it be too complicated to try out > writing something on my own to map non-page aligned addresses (the data > size is under my control - so I can make that a multiple of page size)? > > Any suggestions appreciated.
It can only be done using segmented memory, and you don't want that.
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