Hi Doug, Tejun, This is from cgroups for-4.3 branch. linux-rdma trunk will face compilation error as its behind Tejun's for-4.3 branch. Patch has dependency on the some of the cgroup subsystem functionality for fork(). Therefore its required to merge those changes first to linux-rdma trunk. Parav On Tue, Sep 8, 2015 at 2:08 AM, Parav Pandit <pandit.parav@xxxxxxxxx> wrote: > Currently user space applications can easily take away all the rdma > device specific resources such as AH, CQ, QP, MR etc. Due to which other > applications in other cgroup or kernel space ULPs may not even get chance > to allocate any rdma resources. > > This patch-set allows limiting rdma resources to set of processes. > It extend device cgroup controller for limiting rdma device limits. > > With this patch, user verbs module queries rdma device cgroup controller > to query process's limit to consume such resource. It uncharge resource > counter after resource is being freed. > > It extends the task structure to hold the statistic information about process's > rdma resource usage so that when process migrates from one to other controller, > right amount of resources can be migrated from one to other cgroup. > > Future patches will support RDMA flows resource and will be enhanced further > to enforce limit of other resources and capabilities. > > Parav Pandit (7): > devcg: Added user option to rdma resource tracking. > devcg: Added rdma resource tracking module. > devcg: Added infrastructure for rdma device cgroup. > devcg: Added rdma resource tracker object per task > devcg: device cgroup's extension for RDMA resource. > devcg: Added support to use RDMA device cgroup. > devcg: Added Documentation of RDMA device cgroup. > > Documentation/cgroups/devices.txt | 32 ++- > drivers/infiniband/core/uverbs_cmd.c | 139 +++++++++-- > drivers/infiniband/core/uverbs_main.c | 39 +++- > include/linux/device_cgroup.h | 53 +++++ > include/linux/device_rdma_cgroup.h | 83 +++++++ > include/linux/sched.h | 12 +- > init/Kconfig | 12 + > security/Makefile | 1 + > security/device_cgroup.c | 119 +++++++--- > security/device_rdma_cgroup.c | 422 ++++++++++++++++++++++++++++++++++ > 10 files changed, 850 insertions(+), 62 deletions(-) > create mode 100644 include/linux/device_rdma_cgroup.h > create mode 100644 security/device_rdma_cgroup.c > > -- > 1.8.3.1 > -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
