linux-kernel - Re: [PATCH v10 0/3] crypto: hisilicon - supports device isolation feature

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Date:   Fri, 25 Nov 2022 16:49:26 +0800
From:   "yekai (A)" <yekai13@...wei.com>
To:     <gregkh@...uxfoundation.org>, <herbert@...dor.apana.org.au>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <wangzhou1@...ilicon.com>, <liulongfang@...wei.com>
Subject: Re: [PATCH v10 0/3] crypto: hisilicon - supports device isolation
 feature



On 2022/11/19 15:48, Kai Ye wrote:
> 1、Add the uacce hardware error isolation interface. Hardware error 
>    thresholds can be configured by sysfs node. User can get the hardware
>    isolated state by sysfs node.
> 2、Defining the isolation strategy for uacce device by uacce sysfs node. 
>    If the number of hardware errors exceeds the configured value, the 
>    uacce device will not be available in user space.
> 3、The ACC VF device use the PF device isolation strategy.
>    
> changes v1->v2:
> 	- deleted dev_to_uacce api.
> 	- add vfs node doc. 
> 	- move uacce->ref to driver.
> changes v2->v3:
> 	- deleted some redundant code.
> 	- use qm state instead of reference count.
> 	- add null pointer check.
> 	- isolate_strategy_read() instead of a copy.
> changes v3->v4:
> 	- modify a comment
> changes v4->v5:
> 	- use bool instead of atomic.
> 	- isolation frequency instead of isolation command.
> changes v5->v6:
> 	- add is_visible in uacce.
> 	- add the description of the isolation strategy file node.
> changes v6->v7
> 	- add an example for isolate_strategy in Documentation.
> changes v7->v8
> 	- update the correct date.
> changes v8->v9
>     - move isolation strategy from qm to uacce.
> changes v9->v10
> 	- Go back to the v8 version of the solution.
> 	- Modify some code according to suggestions.
>
> Kai Ye (3):
>   uacce: supports device isolation feature
>   Documentation: add the device isolation feature sysfs nodes for uacce
>   crypto: hisilicon/qm - define the device isolation strategy
>
>  Documentation/ABI/testing/sysfs-driver-uacce |  18 ++
>  drivers/crypto/hisilicon/qm.c                | 169 +++++++++++++++++--
>  drivers/misc/uacce/uacce.c                   |  50 ++++++
>  include/linux/hisi_acc_qm.h                  |  15 ++
>  include/linux/uacce.h                        |  12 ++
>  5 files changed, 249 insertions(+), 15 deletions(-)
>
Hi Grek

Just a friendly ping.

Thanks
Kai