diff options
author | Artemy Kovalyov <artemyko@mellanox.com> | 2017-08-17 15:52:04 +0300 |
---|---|---|
committer | Doug Ledford <dledford@redhat.com> | 2017-08-29 08:30:16 -0400 |
commit | 1a56ff6daab1e062aadec582eb10e7090f0b370a (patch) | |
tree | a5e7a7eeb312c918be624fc61e572f5b5d535f76 /drivers/infiniband/core/uverbs_cmd.c | |
parent | 6938fc1ee07e54c057430005f8dcaccabce027c3 (diff) |
IB/core: Separate CQ handle in SRQ context
Before this change CQ attached to SRQ was part of XRC specific extension.
Moving CQ handle out makes it available to other types extending SRQ
functionality.
Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Reviewed-by: Yossi Itigin <yosefe@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/core/uverbs_cmd.c')
-rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 8e9fea03dec4..9f690af46a7e 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -3497,10 +3497,12 @@ static int __uverbs_create_xsrq(struct ib_uverbs_file *file, obj->uxrcd = container_of(xrcd_uobj, struct ib_uxrcd_object, uobject); atomic_inc(&obj->uxrcd->refcnt); + } - attr.ext.xrc.cq = uobj_get_obj_read(cq, cmd->cq_handle, - file->ucontext); - if (!attr.ext.xrc.cq) { + if (ib_srq_has_cq(cmd->srq_type)) { + attr.ext.cq = uobj_get_obj_read(cq, cmd->cq_handle, + file->ucontext); + if (!attr.ext.cq) { ret = -EINVAL; goto err_put_xrcd; } @@ -3535,10 +3537,13 @@ static int __uverbs_create_xsrq(struct ib_uverbs_file *file, srq->event_handler = attr.event_handler; srq->srq_context = attr.srq_context; + if (ib_srq_has_cq(cmd->srq_type)) { + srq->ext.cq = attr.ext.cq; + atomic_inc(&attr.ext.cq->usecnt); + } + if (cmd->srq_type == IB_SRQT_XRC) { - srq->ext.xrc.cq = attr.ext.xrc.cq; srq->ext.xrc.xrcd = attr.ext.xrc.xrcd; - atomic_inc(&attr.ext.xrc.cq->usecnt); atomic_inc(&attr.ext.xrc.xrcd->usecnt); } @@ -3561,10 +3566,12 @@ static int __uverbs_create_xsrq(struct ib_uverbs_file *file, goto err_copy; } - if (cmd->srq_type == IB_SRQT_XRC) { + if (cmd->srq_type == IB_SRQT_XRC) uobj_put_read(xrcd_uobj); - uobj_put_obj_read(attr.ext.xrc.cq); - } + + if (ib_srq_has_cq(cmd->srq_type)) + uobj_put_obj_read(attr.ext.cq); + uobj_put_obj_read(pd); uobj_alloc_commit(&obj->uevent.uobject); @@ -3577,8 +3584,8 @@ err_put: uobj_put_obj_read(pd); err_put_cq: - if (cmd->srq_type == IB_SRQT_XRC) - uobj_put_obj_read(attr.ext.xrc.cq); + if (ib_srq_has_cq(cmd->srq_type)) + uobj_put_obj_read(attr.ext.cq); err_put_xrcd: if (cmd->srq_type == IB_SRQT_XRC) { |