Messages in this thread | | | From | Pavel Tatashin <> | Date | Wed, 2 Dec 2020 13:16:57 -0500 | Subject | Re: [PATCH 1/6] mm/gup: perform check_dax_vmas only when FS_DAX is enabled |
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On Wed, Dec 2, 2020 at 11:30 AM Jason Gunthorpe <jgg@ziepe.ca> wrote: > > On Wed, Dec 02, 2020 at 12:23:25AM -0500, Pavel Tatashin wrote: > > There is no need to check_dax_vmas() and run through the npage loop of > > pinned pages if FS_DAX is not enabled. > > > > Add a stub check_dax_vmas() function for no-FS_DAX case. > > > > Signed-off-by: Pavel Tatashin <pasha.tatashin@soleen.com> > > --- > > mm/gup.c | 7 +++++++ > > 1 file changed, 7 insertions(+) > > I have a patch to delete check_dax_vmas that is just waiting on me to > figure out how to test with dax. That makes all this ifdefery much > simpler
Hi Jason,
Yeap, that would be nice. I made this change as a preparation for moving __gup_longterm_locked into common code, so when you send your patch it can remove both versions of check_dax_vmas.
Thank you, Pasha
> > Jason
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