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| author | Jason Gunthorpe <jgg@mellanox.com> | 2019-05-23 16:31:45 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-06-24 22:37:10 +0200 |
| commit | 187229c2ddd12a5bb5cd6bb3fbef9ecbc6eead92 (patch) | |
| tree | c0f05c9c81d53d3f6d79bc464ce35273f01a52a8 /arch | |
| parent | mm/hmm: Use lockdep instead of comments (diff) | |
| download | linux-187229c2ddd12a5bb5cd6bb3fbef9ecbc6eead92.tar.xz linux-187229c2ddd12a5bb5cd6bb3fbef9ecbc6eead92.zip | |
mm/hmm: Remove racy protection against double-unregistration
No other register/unregister kernel API attempts to provide this kind of
protection as it is inherently racy, so just drop it.
Callers should provide their own protection, and it appears nouveau
already does.
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Reviewed-by: Jérôme Glisse <jglisse@redhat.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Ralph Campbell <rcampbell@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Tested-by: Philip Yang <Philip.Yang@amd.com>
Diffstat (limited to 'arch')
0 files changed, 0 insertions, 0 deletions