Re: [PATCH v4 00/15] NTB: Add full multi-port API support to the test drivers

Jon Mason
2018-01-18T22:29:01Z

On Wed, Dec 06, 2017 at 05:31:51PM +0300, Serge Semin wrote:
> The multi-port NTB API was introduced in kernel 4.13 as well as the
> first driver for the true multi-port devices of IDT PCIe-switches
> series. But the test drivers still were left almost unchanged. Yes,
> they didn't fail being used with new NTB API, but they only worked
> with two-ports NTB devices. This patchset is intended to fix the
> issue by amending the NTB test drivers and script so they would be
> fully compatible with multi-port NTB API.
>
> Additionally I found a few NTB subsystem issues while developing the
> submitted patches. So they are also fixed in this patchset.
>
> The patchset is applied on top of the recent Jon Mason's repo state:
> https://github.com/jonmason/ntb
> Particularly the "ntb/ntb-next" branch is used. The last commit hash
> had been:
> commit <c47963de5204> ("ntb_hw_switchtec: Force down the link before")

Series applied to ntb-next.

Thanks,
Jon

>
> Serge Semin (15):
> NTB: Rename NTB messaging API methods
> NTB: Set dma mask and dma coherent mask to NTB devices
> NTB: Fix UB/bug in ntb_mw_get_align()
> NTB: ntb_pp: Add full multi-port NTB API support
> NTB: ntb_tool: Add full multi-port NTB API support
> NTB: ntb_perf: Add full multi-port NTB API support
> NTB: ntb_test: Safely use paths with whitespace
> NTB: ntb_test: Add ntb_tool port tests
> NTB: ntb_test: Update ntb_tool link tests
> NTB: ntb_test: Update ntb_tool DB tests
> NTB: ntb_test: Update ntb_tool Scratchpad tests
> NTB: ntb_test: Add ntb_tool Message tests
> NTB: ntb_test: Update ntb_tool MW tests
> NTB: ntb_test: Update ntb_perf tests
> NTB: ntb_hw_idt: Set NTB_TOPO_SWITCH topology
>
> drivers/ntb/hw/amd/ntb_hw_amd.c | 4 +
> drivers/ntb/hw/idt/ntb_hw_idt.c | 37 +-
> drivers/ntb/hw/intel/ntb_hw_intel.c | 4 +
> drivers/ntb/ntb.c | 1 -
> drivers/ntb/test/ntb_perf.c | 1820 +++++++++++++++++++++----------
> drivers/ntb/test/ntb_pingpong.c | 447 +++++---
> drivers/ntb/test/ntb_tool.c | 1820 +++++++++++++++++++++----------
> include/linux/ntb.h | 36 +-
> tools/testing/selftests/ntb/ntb_test.sh | 307 ++++--
> 9 files changed, 3018 insertions(+), 1458 deletions(-)
>
> --
> 2.12.0
>