RDMA/rds: Remove FMR support for memory registration
Use FRWR method for memory registration by default and remove the ancient
and unsafe FMR method.
Link: https://lore.kernel.org/r/3-v3-f58e6669d5d3+2cf-fmr_removal_jgg@mellanox.com
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
diff --git a/net/rds/ib_frmr.c b/net/rds/ib_frmr.c
index 06ecf9d..9b6ffff 100644
--- a/net/rds/ib_frmr.c
+++ b/net/rds/ib_frmr.c
@@ -76,7 +76,7 @@ static struct rds_ib_mr *rds_ib_alloc_frmr(struct rds_ib_device *rds_ibdev,
frmr = &ibmr->u.frmr;
frmr->mr = ib_alloc_mr(rds_ibdev->pd, IB_MR_TYPE_MEM_REG,
- pool->fmr_attr.max_pages);
+ pool->max_pages);
if (IS_ERR(frmr->mr)) {
pr_warn("RDS/IB: %s failed to allocate MR", __func__);
err = PTR_ERR(frmr->mr);
@@ -240,7 +240,7 @@ static int rds_ib_map_frmr(struct rds_ib_device *rds_ibdev,
}
frmr->dma_npages += len >> PAGE_SHIFT;
- if (frmr->dma_npages > ibmr->pool->fmr_attr.max_pages) {
+ if (frmr->dma_npages > ibmr->pool->max_pages) {
ret = -EMSGSIZE;
goto out_unmap;
}