Granting flex pages in Fiasco.OC / L4Re
d.waddington at samsung.com
Fri Mar 30 18:54:04 CEST 2012
Yes I can confirm that this (appears) to work.
On 03/30/2012 01:47 AM, Christian Helmuth wrote:
> On Wed, Mar 28, 2012 at 09:04:16AM -0700, Daniel Waddington wrote:
>> Nearly want I want... but I am mapping physical pages to virtual
>> memory - therefore the last parameter of l4_task_map is the target
>> virtual address. This leaves no place for the L4_MAP_ITEM_GRANT
> Did you test it? I think it should also work for memory mappings since
> the lower 12 bits of virtual-memory addresses are not significant for
> the snd_base parameter. The sources in
> kernel/fiasco/src/kern/map_util-mem.cpp:54 and
> hint this behavior.
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