Re: [PATCH v6 01/10] mm: add zone device coherent type memory support

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Feb 15, 2022 at 10:45:24AM -0400, Jason Gunthorpe wrote:
> > Do you know if DEVICE_GENERIC pages would end up as PageAnon()? My
> > assumption was that they would be part of a special mapping.
> 
> We need to stop using the special PTEs and VMAs for things that have a
> struct page. This is a mistake DAX created that must be undone.

Yes, we'll get to it.  Maybe we can do it for the non-DAX devmap
ptes first given that DAX is more complicated.



[Index of Archives]     [Reiser Filesystem Development]     [Ceph FS]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite National Park]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Device Mapper]     [Linux Media]

  Powered by Linux