linux-kernel - Re: [PATCH v1] : Switch to use new generic UUID API

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Message-ID: <CAHp75Ve1BUr1hHWhhHfr0nLCzj0ERbocrn27K_r=mpePYppjtw@mail.gmail.com>
Date:   Thu, 24 Jan 2019 18:38:00 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Javier González <javier@...igon.com>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Christoph Hellwig <hch@....de>,
        Matias Bjørling <mb@...htnvm.io>,
        linux-block@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1] : Switch to use new generic UUID API

On Thu, Jan 24, 2019 at 4:36 PM Javier González <javier@...igon.com> wrote:

> It is not pushed anywhere yet, but I have been working on a tool to make
> a pblk recovery tool to enable FTL repairs if something fails in the
> kernel recovery path. Here, I use this uuid to identify the
> instance - is there a way to reconcile guid_t with user space, which
> currently uses the __u8?

For Linux there is util-linux which contains libuuid. There is uuid_t type.
Unfortunately there is no so called LE (little endian) variant.
Perhaps someone would need to extend the support for that.

-- 
With Best Regards,
Andy Shevchenko