On 9/15/2016 8:48 AM, Yishai Hadas wrote: > Hi Doug, > > Sending V2 to align the map file with the GCC syntax, details below. > No other changes from V1. > > The series was tested successfully with mlx5 driver (lib, kernel) and can be > accessed also from my openfabrics GIT at: > git://openfabrics.org/~yishaih/libibverbs.git branch: rss_v2 > > This patch-set exposes to user space the required objects and verbs in order to > allow verbs based solution to utilize the RSS offload capability. > > The kernel part for the 5 first patches was already accepted into 4.8, the > capabilities patch (#6) was sent few weeks ago into 4.9, reviewed by Sagi > Grimberg and waits to your acceptance. The last patch adds and updates relevant > man pages. > > Yishai > > In General: > RSS (Receive Side Scaling) technology allows to spread incoming > traffic between different receive descriptor queues. > Assigning each queue to different CPU core allows to better load > balance the incoming traffic and improve performance. > > Extra details can be found in each commit message. > > Patches: > #1: Introduces Work Queue object and its verbs. > #2: Introduces Receive Work Queue indirection table and its verbs. > #3: Extends create QP to get a Receive-Work-Queue-indirection table. > #4: Extends create QP to get RX hash data. > #5: Tracks asynchronous events on a work queue. > #6: Exposes RSS related capabilities. > #7: Updates man pages for RSS usage. > > Changes from V1: > patch #1: Align the map file around IBVERBS_1.3 to match the GCC syntax as described in below wiki: > https://gcc.gnu.org/wiki/SymbolVersioning. > > Changes from V0: > patches 1 & 2: Use IBVERBS_1.3 as the symbol label. > > Yishai Hadas (7): > Introduce Work Queue object and its verbs > Introduce Receive Work Queue indirection table and its verbs > Extend create QP to get a Receive Work Queue indirection table > Extend create QP to get RX hash data > Track asynchronous events on a work queue > Expose RSS related capabilities > Update man pages for RSS usage > > Makefile.am | 10 +- > examples/devinfo.c | 24 ++++ > include/infiniband/driver.h | 23 ++++ > include/infiniband/kern-abi.h | 92 +++++++++++++- > include/infiniband/verbs.h | 282 ++++++++++++++++++++++++++++++++++++++++- > man/ibv_create_qp_ex.3 | 14 +- > man/ibv_create_rwq_ind_table.3 | 58 +++++++++ > man/ibv_create_wq.3 | 59 +++++++++ > man/ibv_modify_wq.3 | 43 +++++++ > man/ibv_query_device_ex.3 | 10 ++ > src/cmd.c | 213 ++++++++++++++++++++++++++++++- > src/device.c | 15 +++ > src/libibverbs.map | 9 ++ > 13 files changed, 842 insertions(+), 10 deletions(-) > create mode 100644 man/ibv_create_rwq_ind_table.3 > create mode 100644 man/ibv_create_wq.3 > create mode 100644 man/ibv_modify_wq.3 > Series applied. -- Doug Ledford <dledford@xxxxxxxxxx> GPG Key ID: 0E572FDD
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