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

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Date:   Thu, 18 Jan 2018 17:28:49 -0500
From:   Jon Mason <jdmason@...zu.us>
To:     Serge Semin <fancer.lancer@...il.com>
Cc:     dave.jiang@...el.com, Allen.Hubbe@....com,
        Shyam-sundar.S-k@....com, Xiangliang.Yu@....com, gary.hook@....com,
        Sergey.Semin@...latforms.ru, linux-ntb@...glegroups.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 00/15] NTB: Add full multi-port API support to the
 test drivers

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
>