diff options
| author | santosh.shilimkar@oracle.com <santosh.shilimkar@oracle.com> | 2016-03-01 15:20:47 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-03-02 14:13:18 -0500 |
| commit | a69365a39cd35d0ad11be7d4a896b2f76a8fde44 (patch) | |
| tree | aaa8cf406bd5e21c6fc1cbba9a4efd63e3b146df /net/rds/ib_fmr.c | |
| parent | f6df683f32f09f8c0c440bdd3741a1e7dc7927fe (diff) | |
| download | op-kernel-dev-a69365a39cd35d0ad11be7d4a896b2f76a8fde44.zip op-kernel-dev-a69365a39cd35d0ad11be7d4a896b2f76a8fde44.tar.gz | |
RDS: IB: create struct rds_ib_fmr
Keep fmr related filed in its own struct. Fastreg MR structure
will be added to the union.
Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds/ib_fmr.c')
| -rw-r--r-- | net/rds/ib_fmr.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/net/rds/ib_fmr.c b/net/rds/ib_fmr.c index d4f200d..74f2c21 100644 --- a/net/rds/ib_fmr.c +++ b/net/rds/ib_fmr.c @@ -36,6 +36,7 @@ struct rds_ib_mr *rds_ib_alloc_fmr(struct rds_ib_device *rds_ibdev, int npages) { struct rds_ib_mr_pool *pool; struct rds_ib_mr *ibmr = NULL; + struct rds_ib_fmr *fmr; int err = 0, iter = 0; if (npages <= RDS_MR_8K_MSG_SIZE) @@ -99,15 +100,16 @@ struct rds_ib_mr *rds_ib_alloc_fmr(struct rds_ib_device *rds_ibdev, int npages) goto out_no_cigar; } - ibmr->fmr = ib_alloc_fmr(rds_ibdev->pd, + fmr = &ibmr->u.fmr; + fmr->fmr = ib_alloc_fmr(rds_ibdev->pd, (IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_READ | IB_ACCESS_REMOTE_WRITE | IB_ACCESS_REMOTE_ATOMIC), &pool->fmr_attr); - if (IS_ERR(ibmr->fmr)) { - err = PTR_ERR(ibmr->fmr); - ibmr->fmr = NULL; + if (IS_ERR(fmr->fmr)) { + err = PTR_ERR(fmr->fmr); + fmr->fmr = NULL; pr_warn("RDS/IB: %s failed (err=%d)\n", __func__, err); goto out_no_cigar; } @@ -122,8 +124,8 @@ struct rds_ib_mr *rds_ib_alloc_fmr(struct rds_ib_device *rds_ibdev, int npages) out_no_cigar: if (ibmr) { - if (ibmr->fmr) - ib_dealloc_fmr(ibmr->fmr); + if (fmr->fmr) + ib_dealloc_fmr(fmr->fmr); kfree(ibmr); } atomic_dec(&pool->item_count); @@ -134,6 +136,7 @@ int rds_ib_map_fmr(struct rds_ib_device *rds_ibdev, struct rds_ib_mr *ibmr, struct scatterlist *sg, unsigned int nents) { struct ib_device *dev = rds_ibdev->dev; + struct rds_ib_fmr *fmr = &ibmr->u.fmr; struct scatterlist *scat = sg; u64 io_addr = 0; u64 *dma_pages; @@ -190,7 +193,7 @@ int rds_ib_map_fmr(struct rds_ib_device *rds_ibdev, struct rds_ib_mr *ibmr, (dma_addr & PAGE_MASK) + j; } - ret = ib_map_phys_fmr(ibmr->fmr, dma_pages, page_cnt, io_addr); + ret = ib_map_phys_fmr(fmr->fmr, dma_pages, page_cnt, io_addr); if (ret) goto out; |
