kernel2.2.x get_vm_area

hi i and writing a driver and need to alloc a dma buffer this mens i have to set the page entrees to NO_CACHE

so i thort of using get_vm_area to alloc some virt-space then get some pages and setup a page table . but it dose not work i an not access get_vm_area from my module i get unresolved symbule .
this cmd can be very nice for doing your one maping (maybe even you own page_faults)

will i thort of using ioremap the access get_vm_area but i will not give me linear virt

so what can i do pleas help

thank you

David <[email protected]>

I will have source with my chips thankyou!

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