From ab67ed8de0250e9ad7956ff4d98c3c98858b6c3c Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 23 Dec 2015 19:12:54 +0100 Subject: IB: remove the write-only usecnt field from struct ib_mr Signed-off-by: Christoph Hellwig Reviewed-by: Bart Van Assche Reviewed-by: Sagi Grimberg Signed-off-by: Doug Ledford --- drivers/infiniband/hw/cxgb3/iwch_provider.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'drivers/infiniband/hw/cxgb3') diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c index 6743e9ddb088..2734820d291b 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_provider.c +++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c @@ -458,9 +458,6 @@ static int iwch_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_iwch_mr(ib_mr); kfree(mhp->pages); -- cgit v1.2.3-59-g8ed1b