* Getting physical address of memory allocated by vmalloc()
@ 2011-10-21 1:31 Jacky Lam
0 siblings, 0 replies; 2+ messages in thread
From: Jacky Lam @ 2011-10-21 1:31 UTC (permalink / raw)
To: kernelnewbies
Hi,
Is there any generic way to get the physical address of memory
(first page) allocated by vmalloc()?
Thanks a lot.
Jacky
^ permalink raw reply [flat|nested] 2+ messages in thread* Getting physical address of memory allocated by vmalloc()
@ 2011-10-21 7:53 Dave Hylands
0 siblings, 0 replies; 2+ messages in thread
From: Dave Hylands @ 2011-10-21 7:53 UTC (permalink / raw)
To: kernelnewbies
Hi Jacky,
On Oct 20, 2011 6:32 PM, "Jacky Lam" <lamshuyin@gmail.com> wrote:
>
> Hi,
>
> Is there any generic way to get the physical address of memory
> (first page) allocated by vmalloc()?
PFN_PHYS( vmalloc_to_pfn( address ))
--
Dave Hylands
Shuswap, BC, Canada
http://www.davehylands.com
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