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| author | Christoph Hellwig <hch@lst.de> | 2015-12-23 19:12:54 +0100 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-12-23 14:29:06 -0500 |
| commit | ab67ed8de0250e9ad7956ff4d98c3c98858b6c3c (patch) | |
| tree | 57db1670b47a399a42277568be2f45e4b886fb74 /drivers/infiniband/hw/cxgb4/mem.c | |
| parent | 7cf9ff643b7f709173ca6ff6376fdff5b8d16124 (diff) | |
| download | blackbird-op-linux-ab67ed8de0250e9ad7956ff4d98c3c98858b6c3c.tar.gz blackbird-op-linux-ab67ed8de0250e9ad7956ff4d98c3c98858b6c3c.zip | |
IB: remove the write-only usecnt field from struct ib_mr
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@sandisk.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/mem.c')
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/mem.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c index 1eb833aa0eb1..7849890c4781 100644 --- a/drivers/infiniband/hw/cxgb4/mem.c +++ b/drivers/infiniband/hw/cxgb4/mem.c @@ -704,9 +704,6 @@ int c4iw_dereg_mr(struct ib_mr *ib_mr) u32 mmid; PDBG("%s ib_mr %p\n", __func__, ib_mr); - /* There can be no memory windows */ - if (atomic_read(&ib_mr->usecnt)) - return -EINVAL; mhp = to_c4iw_mr(ib_mr); rhp = mhp->rhp; |
