linux-kernel - Re: [PATCH 1/2] misc: Add Nitro Secure Module driver

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Message-ID: <d6e4fba3-ecaf-4cf3-8447-0f9a8f8bbaeb@amazon.com>
Date:   Fri, 29 Sep 2023 12:45:37 +0200
From:   Alexander Graf <graf@...zon.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        "Arnd Bergmann" <arnd@...db.de>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "Olivia Mackall" <olivia@...enic.com>,
        Petre Eftime <petre.eftime@...il.com>,
        "Erdem Meydanlli" <meydanli@...zon.nl>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        David Woodhouse <dwmw@...zon.co.uk>,
        "Michael S . Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
Subject: Re: [PATCH 1/2] misc: Add Nitro Secure Module driver


On 29.09.23 07:45, Greg Kroah-Hartman wrote:
>
> On Thu, Sep 28, 2023 at 10:46:44PM +0000, Alexander Graf wrote:
>> +/* Register this as a misc driver */
>> +#define NSM_DEV_NAME          "nsm"
>> +#define NSM_IOCTL_MAGIC       0x0A
>> +#define NSM_IO_REQUEST        _IOWR(NSM_IOCTL_MAGIC, 0, struct nsm_message)
> You have an ioctl for this driver, yet no include/uapi/ file for it?
> How is userspace supposed to know about this and use it?


D'oh. Will fix :). Thanks!


Alex





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