Messages in this thread | | | Date | Fri, 25 Sep 2009 18:34:56 +1000 | From | Nigel Cunningham <> | Subject | Re: No more bits in vm_area_struct's vm_flags. |
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Hi.
KAMEZAWA Hiroyuki wrote: >> I have some code in TuxOnIce that needs a bit too (explicitly mark the >> VMA as needing to be atomically copied, for GEM objects), and am not >> sure what the canonical way to proceed is. Should a new unsigned long be >> added? The difficulty I see with that is that my flag was used in >> shmem_file_setup's flags parameter (drm_gem_object_alloc), so that >> function would need an extra parameter too.. > > Hmm, how about adding vma->vm_flags2 ?
The difficulty there is that some functions pass these flags as arguments.
Regards,
Nigel
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