Messages in this thread | | | Date | Tue, 12 Nov 2019 16:29:27 -0400 | From | Jason Gunthorpe <> | Subject | Re: [PATCH 1/1] IB/umem: use get_user_pages_fast() to pin DMA pages |
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On Fri, Nov 08, 2019 at 06:04:34PM -0800, John Hubbard wrote: > And get rid of the mmap_sem calls, as part of that. Note > that get_user_pages_fast() will, if necessary, fall back to > __gup_longterm_unlocked(), which takes the mmap_sem as needed. > > Cc: Jason Gunthorpe <jgg@ziepe.ca> > Cc: Ira Weiny <ira.weiny@intel.com> > Signed-off-by: John Hubbard <jhubbard@nvidia.com> > --- > drivers/infiniband/core/umem.c | 17 ++++++----------- > 1 file changed, 6 insertions(+), 11 deletions(-)
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
This can go through Andrew's tree if he takes this larger series, otherwise I'll grab it
Thanks, Jason
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