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path: root/drivers/infiniband/core/cma_configfs.c (follow)
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2016-03-06configfs: switch ->default groups to a linked listChristoph Hellwig1-22/+9
Replace the current NULL-terminated array of default groups with a linked list. This gets rid of lots of nasty code to size and/or dynamically allocate the array. While we're at it also provide a conveniant helper to remove the default groups. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Felipe Balbi <balbi@kernel.org> [drivers/usb/gadget] Acked-by: Joel Becker <jlbec@evilplan.org> Acked-by: Nicholas Bellinger <nab@linux-iscsi.org> Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
2016-01-19IB/cma: allocating too much memory in make_cma_ports()Dan Carpenter1-8/+7
The issue here is that there is a cut and paste bug. When we allocate cma_dev_group->default_ports_group we use "sizeof(*cma_dev_group->ports)" instead of "sizeof(*cma_dev_group->default_ports_group)". We're bumping up against the 80 character limit so I introduced a new local pointer "ports_group" to get around that. Fixes: 045959db65c6 ('IB/cma: Add configfs for rdma_cm') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
2015-12-23IB/cma: Add configfs for rdma_cmMatan Barak1-0/+322
Users would like to control the behaviour of rdma_cm. For example, old applications which don't set the required RoCE gid type could be executed on RoCE V2 network types. In order to support this configuration, we implement a configfs for rdma_cm. In order to use the configfs, one needs to mount it and mkdir <IB device name> inside rdma_cm directory. The patch adds support for a single configuration file, default_roce_mode. The mode can either be "IB/RoCE v1" or "RoCE v2". Signed-off-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>