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| author | Linus Torvalds | 2013-07-13 21:57:21 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2013-07-13 21:57:21 +0200 |
| commit | c55244137306b626bc64023fd7160985443205a7 (patch) | |
| tree | 459acfb5c9b41e3e1616fb36aafda68a07ddbf54 /Documentation | |
| parent | Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff) | |
| parent | Merge branches 'mlx5', 'qib' and 'srp' into for-next (diff) | |
| download | kernel-qcow2-linux-c55244137306b626bc64023fd7160985443205a7.tar.gz kernel-qcow2-linux-c55244137306b626bc64023fd7160985443205a7.tar.xz kernel-qcow2-linux-c55244137306b626bc64023fd7160985443205a7.zip | |
Merge tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
Pull InfiniBand/RDMA changes from Roland Dreier:
- AF_IB (native IB addressing) for CMA from Sean Hefty
- new mlx5 driver for Mellanox Connect-IB adapters (including post
merge request fixes)
- SRP fixes from Bart Van Assche (including fix to first merge request)
- qib HW driver updates
- resurrection of ocrdma HW driver development
- uverbs conversion to create fds with O_CLOEXEC set
- other small changes and fixes
* tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (66 commits)
mlx5: Return -EFAULT instead of -EPERM
IB/qib: Log all SDMA errors unconditionally
IB/qib: Fix module-level leak
mlx5_core: Adjust hca_cap.uar_page_sz to conform to Connect-IB spec
IB/srp: Let srp_abort() return FAST_IO_FAIL if TL offline
IB/uverbs: Use get_unused_fd_flags(O_CLOEXEC) instead of get_unused_fd()
mlx5_core: Fixes for sparse warnings
IB/mlx5: Make profile[] static in main.c
mlx5: Fix parameter type of health_handler_t
mlx5: Add driver for Mellanox Connect-IB adapters
IB/core: Add reserved values to enums for low-level driver use
IB/srp: Bump driver version and release date
IB/srp: Make HCA completion vector configurable
IB/srp: Maintain a single connection per I_T nexus
IB/srp: Fail I/O fast if target offline
IB/srp: Skip host settle delay
IB/srp: Avoid skipping srp_reset_host() after a transport error
IB/srp: Fix remove_one crash due to resource exhaustion
IB/qib: New transmitter tunning settings for Dell 1.1 backplane
IB/core: Fix error return code in add_port()
...
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/stable/sysfs-driver-ib_srp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/ABI/stable/sysfs-driver-ib_srp b/Documentation/ABI/stable/sysfs-driver-ib_srp index 481aae95c7d1..5c53d28f775c 100644 --- a/Documentation/ABI/stable/sysfs-driver-ib_srp +++ b/Documentation/ABI/stable/sysfs-driver-ib_srp @@ -54,6 +54,13 @@ Description: Interface for making ib_srp connect to a new target. ib_srp. Specifying a value that exceeds cmd_sg_entries is only safe with partial memory descriptor list support enabled (allow_ext_sg=1). + * comp_vector, a number in the range 0..n-1 specifying the + MSI-X completion vector. Some HCA's allocate multiple (n) + MSI-X vectors per HCA port. If the IRQ affinity masks of + these interrupts have been configured such that each MSI-X + interrupt is handled by a different CPU then the comp_vector + parameter can be used to spread the SRP completion workload + over multiple CPU's. What: /sys/class/infiniband_srp/srp-<hca>-<port_number>/ibdev Date: January 2, 2006 |