On Wed, Dec 23, 2015 at 2:56 PM, Matan Barak <[email protected]> wrote: > Hi Doug, > > This series adds the support for RoCE v2. In order to support RoCE v2, > we add gid_type attribute to every GID. When the RoCE GID management > populates the GID table, it duplicates each GID with all supported types. > This gives the user the ability to communicate over each supported > type. > > Patch 0001, 0002 and 0003 add support for multiple GID types to the > cache and related APIs. The third patch exposes the GID attributes > information is sysfs. > > Patch 0004 adds the RoCE v2 GID type and the capabilities required > from the vendor in order to implement RoCE v2. These capabilities > are grouped together as RDMA_CORE_PORT_IBA_ROCE_UDP_ENCAP. > > RoCE v2 could work at IPv4 and IPv6 networks. When receiving ib_wc, this > information should come from the vendor's driver. In case the vendor > doesn't supply this information, we parse the packet headers and resolve > its network type. Patch 0005 adds this information and required utilities. > > Patches 0006 and 0007 adds route validation. This is mandatory to ensure > that we send packets using GIDS which corresponds to a net-device that > can be routed to the destination. > > Patches 0008 and 0009 add configfs support (and the required > infrastructure) for CMA. The administrator should be able to set the > default RoCE type. This is done through a new per-port > default_roce_mode configfs file. > > Patch 0010 formats a QP1 packet in order to support RoCE v2 CM > packets. This is required for vendors which implement their > QP1 as a Raw QP. > > Patch 0011 adds support for IPv4 multicast as an IPv4 network > requires IGMP to be sent in order to join multicast groups. > > Vendors code aren't part of this patch-set. Soft-Roce will be > sent soon and depends on these patches. Other vendors, like > mlx4, ocrdma and mlx5 will follow. > > This patch is applied on the "Change per-entry locks in GID cache to > table lock" series which was sent to the mailing list. > > Thanks, > Matan > > Changes from V2: > - Rebase over Doug's k.o/for-4.5 > - Make INFINIBAND_ADDR_TRANS_CONFIGFS depends on CONFIGFS > > Changes from V1: > - Rebased against Linux 4.4-rc2 master branch. > - Add route validation > - ConfigFS - avoid compiling INFINIBAND=y and CONFIGFS_FS=m > - Add documentation for configfs and sysfs ABI > - Remove ifindex and gid_type from mcmember > > Changes from V0: > - Rebased patches against Doug's latest k.o/for-4.4 tree. > - Fixed a bug in configfs (rmdir caused an incorrect free). > > Matan Barak (8): > IB/core: Add gid_type to gid attribute > IB/cm: Use the source GID index type > IB/core: Add gid attributes to sysfs > IB/core: Add ROCE_UDP_ENCAP (RoCE V2) type > IB/core: Move rdma_is_upper_dev_rcu to header file > IB/core: Validate route in ib_init_ah_from_wc and > ib_init_ah_from_path > IB/rdma_cm: Add wrapper for cma reference count > IB/cma: Add configfs for rdma_cm > > Moni Shoua (2): > IB/core: Initialize UD header structure with IP and UDP headers > IB/cma: Join and leave multicast groups with IGMP > > Somnath Kotur (1): > IB/core: Add rdma_network_type to wc > > Documentation/ABI/testing/configfs-rdma_cm | 22 ++ > Documentation/ABI/testing/sysfs-class-infiniband | 16 + > drivers/infiniband/Kconfig | 9 + > drivers/infiniband/core/Makefile | 2 + > drivers/infiniband/core/addr.c | 185 +++++++++---- > drivers/infiniband/core/cache.c | 169 ++++++++--- > drivers/infiniband/core/cm.c | 31 ++- > drivers/infiniband/core/cma.c | 259 ++++++++++++++++-- > drivers/infiniband/core/cma_configfs.c | 322 > ++++++++++++++++++++++ > drivers/infiniband/core/core_priv.h | 45 +++ > drivers/infiniband/core/device.c | 9 +- > drivers/infiniband/core/multicast.c | 17 +- > drivers/infiniband/core/roce_gid_mgmt.c | 81 ++++-- > drivers/infiniband/core/sa_query.c | 76 +++++- > drivers/infiniband/core/sysfs.c | 184 ++++++++++++- > drivers/infiniband/core/ud_header.c | 155 ++++++++++- > drivers/infiniband/core/uverbs_marshall.c | 1 + > drivers/infiniband/core/verbs.c | 170 ++++++++++-- > drivers/infiniband/hw/mlx4/qp.c | 7 +- > drivers/infiniband/hw/mthca/mthca_qp.c | 2 +- > drivers/infiniband/hw/ocrdma/ocrdma_ah.c | 2 +- > include/rdma/ib_addr.h | 11 +- > include/rdma/ib_cache.h | 4 + > include/rdma/ib_pack.h | 45 +++- > include/rdma/ib_sa.h | 3 + > include/rdma/ib_verbs.h | 78 +++++- > 26 files changed, 1703 insertions(+), 202 deletions(-) > create mode 100644 Documentation/ABI/testing/configfs-rdma_cm > create mode 100644 Documentation/ABI/testing/sysfs-class-infiniband > create mode 100644 drivers/infiniband/core/cma_configfs.c > > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html
If you've merged the previous version (v2), please add the following fixups: commit 72bc2f5b46a4d0c194b66f6f90ce4a879363983d Author: Matan Barak <[email protected]> Date: Mon Dec 14 14:24:14 2015 +0200 fixup! IB/cma: Add configfs for rdma_cm diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index f5312da..018685f 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -56,7 +56,7 @@ config INFINIBAND_ADDR_TRANS config INFINIBAND_ADDR_TRANS_CONFIGFS bool - depends on INFINIBAND_ADDR_TRANS && !(INFINIBAND=y && CONFIGFS_FS=m) + depends on INFINIBAND_ADDR_TRANS && CONFIGFS_FS && !(INFINIBAND=y && CONFIGFS_FS=m) default y ---help--- ConfigFS support for RDMA communication manager (CM). Author: Matan Barak <[email protected]> Date: Thu Dec 10 19:34:32 2015 +0200 fixup! IB/core: Validate route in ib_init_ah_from_wc and ib_init_ah_from_path diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 57eda11..0b5f245 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -326,7 +326,7 @@ static int addr_resolve_neigh(struct dst_entry *dst, return ret; } - /* If the device does ARP internally */ + /* If the device doesn't do ARP internally */ if (!(dst->dev->flags & IFF_NOARP)) { const struct sockaddr_in *dst_in4 = (const struct sockaddr_in *)dst_in; @@ -494,7 +494,7 @@ int rdma_resolve_ip_route(struct sockaddr *src_addr, const struct sockaddr *dst_addr, struct rdma_dev_addr *addr) { - struct sockaddr_storage ssrc_addr; + struct sockaddr_storage ssrc_addr = {}; struct sockaddr *src_in = (struct sockaddr *)&ssrc_addr; if (src_addr->sa_family != dst_addr->sa_family) -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
