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RDMA/odp: Do not leak dma maps when working with huge pages
authorJason Gunthorpe <jgg@mellanox.com>
Fri, 14 Jun 2019 00:46:45 +0000 (21:46 -0300)
committerDoug Ledford <dledford@redhat.com>
Fri, 21 Jun 2019 01:52:47 +0000 (21:52 -0400)
commitdd82e668892ead6fe97c97eabd7ba28e296052c6
tree9c2dd737f9a0fabb72ac219e3948279c78a9c538tree
parentd384742ed1afa925bb78fd50ff337538f202f19ccommit | diff
RDMA/odp: Do not leak dma maps when working with huge pages

The ib_dma_unmap_page() must match the length of the ib_dma_map_page(),
which is based on odp_shift. Otherwise iommu resources under this API
will not be properly freed.

Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/core/umem_odp.c diff | blob | blame | history
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