lkml.org 
[lkml]   [2015]   [Apr]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[PATCH v5 04/27] IB/Verbs: Reform IB-core cm

    Use raw management helpers to reform IB-core cm.

    Cc: Hal Rosenstock <hal@dev.mellanox.co.il>
    Cc: Steve Wise <swise@opengridcomputing.com>
    Cc: Tom Talpey <tom@talpey.com>
    Cc: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
    Cc: Doug Ledford <dledford@redhat.com>
    Cc: Ira Weiny <ira.weiny@intel.com>
    Cc: Sean Hefty <sean.hefty@intel.com>
    Signed-off-by: Michael Wang <yun.wang@profitbricks.com>
    ---
    drivers/infiniband/core/cm.c | 20 +++++++++++++++++---
    1 file changed, 17 insertions(+), 3 deletions(-)

    diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
    index e28a494..3c10b75 100644
    --- a/drivers/infiniband/core/cm.c
    +++ b/drivers/infiniband/core/cm.c
    @@ -3761,9 +3761,7 @@ static void cm_add_one(struct ib_device *ib_device)
    unsigned long flags;
    int ret;
    u8 i;
    -
    - if (rdma_node_get_transport(ib_device->node_type) != RDMA_TRANSPORT_IB)
    - return;
    + int count = 0;

    cm_dev = kzalloc(sizeof(*cm_dev) + sizeof(*port) *
    ib_device->phys_port_cnt, GFP_KERNEL);
    @@ -3783,6 +3781,9 @@ static void cm_add_one(struct ib_device *ib_device)

    set_bit(IB_MGMT_METHOD_SEND, reg_req.method_mask);
    for (i = 1; i <= ib_device->phys_port_cnt; i++) {
    + if (!rdma_ib_or_iboe(ib_device, i))
    + continue;
    +
    port = kzalloc(sizeof *port, GFP_KERNEL);
    if (!port)
    goto error1;
    @@ -3809,7 +3810,13 @@ static void cm_add_one(struct ib_device *ib_device)
    ret = ib_modify_port(ib_device, i, 0, &port_modify);
    if (ret)
    goto error3;
    +
    + count++;
    }
    +
    + if (!count)
    + goto free;
    +
    ib_set_client_data(ib_device, &cm_client, cm_dev);

    write_lock_irqsave(&cm.device_lock, flags);
    @@ -3825,11 +3832,15 @@ error1:
    port_modify.set_port_cap_mask = 0;
    port_modify.clr_port_cap_mask = IB_PORT_CM_SUP;
    while (--i) {
    + if (!rdma_ib_or_iboe(ib_device, i))
    + continue;
    +
    port = cm_dev->port[i-1];
    ib_modify_port(ib_device, port->port_num, 0, &port_modify);
    ib_unregister_mad_agent(port->mad_agent);
    cm_remove_port_fs(port);
    }
    +free:
    device_unregister(cm_dev->device);
    kfree(cm_dev);
    }
    @@ -3853,6 +3864,9 @@ static void cm_remove_one(struct ib_device *ib_device)
    write_unlock_irqrestore(&cm.device_lock, flags);

    for (i = 1; i <= ib_device->phys_port_cnt; i++) {
    + if (!rdma_ib_or_iboe(ib_device, i))
    + continue;
    +
    port = cm_dev->port[i-1];
    ib_modify_port(ib_device, port->port_num, 0, &port_modify);
    ib_unregister_mad_agent(port->mad_agent);
    --
    2.1.0

    \
     
     \ /
      Last update: 2015-04-20 11:01    [W:4.737 / U:0.384 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site