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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 12:56:07 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 12:56:07 -0700 |
commit | 5c402355adf8f920531f02099f4ec0d2bccd4c64 (patch) | |
tree | eba326f8df01efc0d384874839384040401f5b45 /drivers/infiniband/hw/ehca | |
parent | ecc8b655b38a880b578146895e0e1e2d477ca2c0 (diff) | |
parent | 2cc177364e4746becdf421f926fb967c047ccc32 (diff) | |
download | linux-5c402355adf8f920531f02099f4ec0d2bccd4c64.tar.bz2 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
MAINTAINERS: Remove Glenn Streiff from NetEffect entry
mlx4_core: Improve error message when not enough UAR pages are available
IB/mlx4: Add support for memory management extensions and local DMA L_Key
IB/mthca: Keep free count for MTT buddy allocator
mlx4_core: Keep free count for MTT buddy allocator
mlx4_code: Add missing FW status return code
IB/mlx4: Rename struct mlx4_lso_seg to mlx4_wqe_lso_seg
mlx4_core: Add module parameter to enable QoS support
RDMA/iwcm: Remove IB_ACCESS_LOCAL_WRITE from remote QP attributes
IPoIB: Include err code in trace message for ib_sa_path_rec_get() failures
IB/sa_query: Check if sm_ah is NULL in ib_sa_remove_one()
IB/ehca: Release mutex in error path of alloc_small_queue_page()
IB/ehca: Use default value for Local CA ACK Delay if FW returns 0
IB/ehca: Filter PATH_MIG events if QP was never armed
IB/iser: Add support for RDMA_CM_EVENT_ADDR_CHANGE event
RDMA/cma: Add RDMA_CM_EVENT_TIMEWAIT_EXIT event
RDMA/cma: Add RDMA_CM_EVENT_ADDR_CHANGE event
Diffstat (limited to 'drivers/infiniband/hw/ehca')
-rw-r--r-- | drivers/infiniband/hw/ehca/ehca_classes.h | 1 | ||||
-rw-r--r-- | drivers/infiniband/hw/ehca/ehca_hca.c | 4 | ||||
-rw-r--r-- | drivers/infiniband/hw/ehca/ehca_irq.c | 4 | ||||
-rw-r--r-- | drivers/infiniband/hw/ehca/ehca_qp.c | 2 | ||||
-rw-r--r-- | drivers/infiniband/hw/ehca/ipz_pt_fn.c | 1 |
5 files changed, 11 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_classes.h b/drivers/infiniband/hw/ehca/ehca_classes.h index 1e9e99a13933..0b0618edd645 100644 --- a/drivers/infiniband/hw/ehca/ehca_classes.h +++ b/drivers/infiniband/hw/ehca/ehca_classes.h @@ -194,6 +194,7 @@ struct ehca_qp { u32 packet_count; atomic_t nr_events; /* events seen */ wait_queue_head_t wait_completion; + int mig_armed; }; #define IS_SRQ(qp) (qp->ext_type == EQPT_SRQ) diff --git a/drivers/infiniband/hw/ehca/ehca_hca.c b/drivers/infiniband/hw/ehca/ehca_hca.c index bc3b37d2070f..46288220cfbb 100644 --- a/drivers/infiniband/hw/ehca/ehca_hca.c +++ b/drivers/infiniband/hw/ehca/ehca_hca.c @@ -114,7 +114,9 @@ int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props) } props->max_pkeys = 16; - props->local_ca_ack_delay = min_t(u8, rblock->local_ca_ack_delay, 255); + /* Some FW versions say 0 here; insert sensible value in that case */ + props->local_ca_ack_delay = rblock->local_ca_ack_delay ? + min_t(u8, rblock->local_ca_ack_delay, 255) : 12; props->max_raw_ipv6_qp = limit_uint(rblock->max_raw_ipv6_qp); props->max_raw_ethy_qp = limit_uint(rblock->max_raw_ethy_qp); props->max_mcast_grp = limit_uint(rblock->max_mcast_grp); diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c index 7a64aa9b51b6..cb55be04442c 100644 --- a/drivers/infiniband/hw/ehca/ehca_irq.c +++ b/drivers/infiniband/hw/ehca/ehca_irq.c @@ -178,6 +178,10 @@ static void dispatch_qp_event(struct ehca_shca *shca, struct ehca_qp *qp, { struct ib_event event; + /* PATH_MIG without the QP ever having been armed is false alarm */ + if (event_type == IB_EVENT_PATH_MIG && !qp->mig_armed) + return; + event.device = &shca->ib_device; event.event = event_type; diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c index 3f59587338ea..ea13efddf175 100644 --- a/drivers/infiniband/hw/ehca/ehca_qp.c +++ b/drivers/infiniband/hw/ehca/ehca_qp.c @@ -1460,6 +1460,8 @@ static int internal_modify_qp(struct ib_qp *ibqp, goto modify_qp_exit2; } mqpcb->path_migration_state = attr->path_mig_state + 1; + if (attr->path_mig_state == IB_MIG_REARM) + my_qp->mig_armed = 1; update_mask |= EHCA_BMASK_SET(MQPCB_MASK_PATH_MIGRATION_STATE, 1); } diff --git a/drivers/infiniband/hw/ehca/ipz_pt_fn.c b/drivers/infiniband/hw/ehca/ipz_pt_fn.c index 661f8db62706..c3a328465431 100644 --- a/drivers/infiniband/hw/ehca/ipz_pt_fn.c +++ b/drivers/infiniband/hw/ehca/ipz_pt_fn.c @@ -163,6 +163,7 @@ static int alloc_small_queue_page(struct ipz_queue *queue, struct ehca_pd *pd) out: ehca_err(pd->ib_pd.device, "failed to allocate small queue page"); + mutex_unlock(&pd->lock); return 0; } |