linux-ext4 - Re: [PATCH] ext4: Add support for SFITRIM, an ioctl for secure FITRIM.

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Message-ID: <CAKP4w2TXaZeS7jS8oOGWaiWkTOw2beKEmy-4QH73iduCHT48Ew@mail.gmail.com>
Date:	Fri, 13 Jun 2014 13:12:25 -0700
From:	JP Abgrall <jpa@...gle.com>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	"Theodore Ts'o" <tytso@....edu>,
	Dave Chinner <david@...morbit.com>, linux-ext4@...r.kernel.org,
	Geremy Condra <gcondra@...gle.com>,
	"linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>
Subject: Re: [PATCH] ext4: Add support for SFITRIM, an ioctl for secure FITRIM.

On Fri, Jun 13, 2014 at 12:57 PM, Eric Sandeen <sandeen@...hat.com> wrote:
> I don't know what device you're running on,

At least Nexus devices that will get updates. :)

> but figured it might
> be worth pointing out that not all hardware even supports this
> capability.

True.
For future devices, the feature will be for certain eMMC devices,
certain kernels, certain FSes only. All stuff that we don't control,
but we can give advice on.
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