linux-kernel - Re: [RFC PATCH 5/8] qaic: Implement data path

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Message-ID: <20200514141403.GB2643665@kroah.com>
Date:   Thu, 14 May 2020 16:14:03 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Jeffrey Hugo <jhugo@...eaurora.org>
Cc:     arnd@...db.de, manivannan.sadhasivam@...aro.org,
        bjorn.andersson@...aro.org, wufan@...eaurora.org,
        pratanan@...eaurora.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 5/8] qaic: Implement data path

On Thu, May 14, 2020 at 08:07:43AM -0600, Jeffrey Hugo wrote:
> +struct qaic_execute {
> +	__u16		ver;    /* struct version, must be 1 */

No need for structures to be versioned.  If you change something, then
add a new ioctl if you really needed it.

thanks,

greg k-h