diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2020-11-27 19:41:18 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-01-12 16:15:09 +0300 |
| commit | d88a0c169bd535182547c54933a38b2afd553f44 (patch) | |
| tree | 1f5b6a6046c6b9481750c59d880b9ae94cb52baa /drivers/misc/habanalabs/common/memory.c | |
| parent | d4cb19250aae16ab3031b9e59458932e5afe8081 (diff) | |
| download | linux-d88a0c169bd535182547c54933a38b2afd553f44.tar.xz | |
misc/habana: Use FOLL_LONGTERM for userptr
These are persistent, not just for the duration of a dma operation.
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Jérôme Glisse <jglisse@redhat.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: linux-mm@kvack.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
Cc: linux-media@vger.kernel.org
Cc: Oded Gabbay <oded.gabbay@gmail.com>
Cc: Omer Shpigelman <oshpigelman@habana.ai>
Cc: Ofir Bitton <obitton@habana.ai>
Cc: Tomer Tayar <ttayar@habana.ai>
Cc: Moti Haimovski <mhaimovski@habana.ai>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Pawel Piskorski <ppiskorski@habana.ai>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20201127164131.2244124-5-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers/misc/habanalabs/common/memory.c')
| -rw-r--r-- | drivers/misc/habanalabs/common/memory.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/misc/habanalabs/common/memory.c b/drivers/misc/habanalabs/common/memory.c index c4ddba7ef368..78595f3e2439 100644 --- a/drivers/misc/habanalabs/common/memory.c +++ b/drivers/misc/habanalabs/common/memory.c @@ -1435,7 +1435,8 @@ static int get_user_memory(struct hl_device *hdev, u64 addr, u64 size, if (!userptr->pages) return -ENOMEM; - rc = pin_user_pages_fast(start, npages, FOLL_FORCE | FOLL_WRITE, + rc = pin_user_pages_fast(start, npages, + FOLL_FORCE | FOLL_WRITE | FOLL_LONGTERM, userptr->pages); if (rc != npages) { |