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| author | Chuck Lever <chuck.lever@oracle.com> | 2016-06-22 14:27:32 (GMT) |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-06-23 14:08:25 (GMT) |
| commit | cbc9355a939b90263c58beb855f8151b56634c42 (patch) | |
| tree | ea1fd06536ef0e7b98761cbf52b0b355dcbc6895 /drivers/infiniband/hw/mlx4/mlx4_ib.h | |
| parent | 5b420d9cf7382c6e1512e96e02d18842d272049c (diff) | |
| download | linux-cbc9355a939b90263c58beb855f8151b56634c42.tar.xz | |
IB/mlx4: Prevent cross page boundary allocation
Prevent cross page boundary allocation by allocating
new page, this is required to be aligned with ConnectX-3 HW
requirements.
Not doing that might cause to "RDMA read local protection" error.
Fixes: 1b2cd0fc673c ('IB/mlx4: Support the new memory registration API')
Suggested-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx4/mlx4_ib.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/mlx4_ib.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 6c5ac5d..29acda2 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -139,7 +139,7 @@ struct mlx4_ib_mr { u32 max_pages; struct mlx4_mr mmr; struct ib_umem *umem; - void *pages_alloc; + size_t page_map_size; }; struct mlx4_ib_mw { |