Re: VM_LOCKED in pci_mmap_page_range?

From: Jesse Barnes <jbarnes_at_engr.sgi.com>
Date: 2004-11-20 11:07:34
On Friday, November 19, 2004 3:57 pm, Jesse Barnes wrote:
> Should pci_mmap_page_range marked the pages as VM_LOCKED that it's about to
> request be remapped via remap_pfn_range?  I'm seeing userspace apps hang on
> mmaping of /proc/bus/pci unless I remove it.

I just read the thread "loops in get_user_pages() for VM_IO" on lkml and it 
appears that VM_LOCKED shouldn't be set for IO mappings.  Or is this fixed 
upstream and I haven't updated my tree?  If not, then this fixes it for me.

Signed-off-by: Jesse Barnes <jbarnes@sgi.com>

Thanks,
Jesse

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Received on Fri Nov 19 21:13:04 2004

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