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Merge tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

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Pull infiniband update from Roland Dreier:
 "Main batch of InfiniBand/RDMA changes for 3.9:

   - SRP error handling fixes from Bart Van Assche

   - Implementation of memory windows for mlx4 from Shani Michaeli

   - Lots of cxgb4 HW driver fixes from Vipul Pandya

   - Make iSER work for virtual functions, other fixes from Or Gerlitz

   - Fix for bug in qib HW driver from Mike Marciniszyn

   - IPoIB fixes from me, Itai Garbi, Shlomo Pongratz, Yan Burman

   - Various cleanups and warning fixes from Julia Lawall, Paul Bolle,
     Wei Yongjun"

* tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (41 commits)
  IB/mlx4: Advertise MW support
  IB/mlx4: Support memory window binding
  mlx4: Implement memory windows allocation and deallocation
  mlx4_core: Enable memory windows in {INIT, QUERY}_HCA
  mlx4_core: Disable memory windows for virtual functions
  IPoIB: Free ipoib neigh on path record failure so path rec queries are retried
  IB/srp: Fail I/O requests if the transport is offline
  IB/srp: Avoid endless SCSI error handling loop
  IB/srp: Avoid sending a task management function needlessly
  IB/srp: Track connection state properly
  IB/mlx4: Remove redundant NULL check before kfree
  IB/mlx4: Fix compiler warning about uninitialized 'vlan' variable
  IB/mlx4: Convert is_xxx variables in build_mlx_header() to bool
  IB/iser: Enable iser when FMRs are not supported
  IB/iser: Avoid error prints on EAGAIN registration failures
  IB/iser: Use proper define for the commands per LUN value advertised to SCSI ML
  IB/uverbs: Implement memory windows support in uverbs
  IB/core: Add "type 2" memory windows support
  mlx4_core: Propagate MR deregistration failures to caller
  mlx4_core: Rename MPT-related functions to have mpt_ prefix
  ...
This commit is contained in:
Linus Torvalds
2013-02-26 11:41:08 -08:00
parent f6c0ffa8f0 ef4e359d9b
commit 70a3a06d01
43 changed files with 885 additions and 253 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/infiniband/hw/cxgb3/iwch_provider.c
View File

@@ -738,7 +738,7 @@ static struct ib_mr *iwch_get_dma_mr(struct ib_pd *pd, int acc)
return ibmr;
}
static struct ib_mw *iwch_alloc_mw(struct ib_pd *pd)
static struct ib_mw *iwch_alloc_mw(struct ib_pd *pd, enum ib_mw_type type)
{
struct iwch_dev *rhp;
struct iwch_pd *php;
@@ -747,6 +747,9 @@ static struct ib_mw *iwch_alloc_mw(struct ib_pd *pd)
u32 stag = 0;
int ret;
if (type != IB_MW_TYPE_1)
return ERR_PTR(-EINVAL);
php = to_iwch_pd(pd);
rhp = php->rhp;
mhp = kzalloc(sizeof(*mhp), GFP_KERNEL);

15
drivers/infiniband/hw/cxgb3/iwch_qp.c
View File

@@ -567,18 +567,19 @@ int iwch_bind_mw(struct ib_qp *qp,
if (mw_bind->send_flags & IB_SEND_SIGNALED)
t3_wr_flags = T3_COMPLETION_FLAG;
sgl.addr = mw_bind->addr;
sgl.lkey = mw_bind->mr->lkey;
sgl.length = mw_bind->length;
sgl.addr = mw_bind->bind_info.addr;
sgl.lkey = mw_bind->bind_info.mr->lkey;
sgl.length = mw_bind->bind_info.length;
wqe->bind.reserved = 0;
wqe->bind.type = TPT_VATO;
/* TBD: check perms */
wqe->bind.perms = iwch_ib_to_tpt_bind_access(mw_bind->mw_access_flags);
wqe->bind.mr_stag = cpu_to_be32(mw_bind->mr->lkey);
wqe->bind.perms = iwch_ib_to_tpt_bind_access(
mw_bind->bind_info.mw_access_flags);
wqe->bind.mr_stag = cpu_to_be32(mw_bind->bind_info.mr->lkey);
wqe->bind.mw_stag = cpu_to_be32(mw->rkey);
wqe->bind.mw_len = cpu_to_be32(mw_bind->length);
wqe->bind.mw_va = cpu_to_be64(mw_bind->addr);
wqe->bind.mw_len = cpu_to_be32(mw_bind->bind_info.length);
wqe->bind.mw_va = cpu_to_be64(mw_bind->bind_info.addr);
err = iwch_sgl2pbl_map(rhp, &sgl, 1, &pbl_addr, &page_size);
if (err) {
spin_unlock_irqrestore(&qhp->lock, flag);