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Message-ID: <9b934709-2f74-7392-aab6-eb506ddcf708@huawei.com>
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
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