linux-kernel - Re: [PATCH v1 1/1] mei: Move uuid_le

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Date:   Thu, 2 Feb 2023 16:22:34 +0100
From:   Christoph Hellwig <hch@....de>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Christoph Hellwig <hch@....de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Daniele Ceraolo Spurio <daniele.ceraolospurio@...el.com>,
        Alexander Usyskin <alexander.usyskin@...el.com>,
        linux-kernel@...r.kernel.org,
        Tomas Winkler <tomas.winkler@...el.com>,
        Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCH v1 1/1] mei: Move uuid_le_cmp() to its only user

On Thu, Feb 02, 2023 at 05:21:52PM +0200, Andy Shevchenko wrote:
> On Thu, Feb 02, 2023 at 04:17:59PM +0100, Christoph Hellwig wrote:
> > On Thu, Feb 02, 2023 at 04:54:12PM +0200, Andy Shevchenko wrote:
> > > There is only a single user of uuid_le_cmp() API, let's make it private
> > > to that user.
> > 
> > Any reason this code can't just use guid_t and guid_equal?
> 
> It's part of ABI, while guid_* are for the internal use.
> 
> Eventually they may switch to the internal types, but it's up to MEI.

How can a type name be part of a binary interface?