Re: Change device block count from userspace?

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To: Manuel Lauss <manuel.lauss@xxxxxxxxx>
Subject: Re: Change device block count from userspace?
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Tue, 17 Apr 2018 18:43:13 -0400
Cc: linux-block@xxxxxxxxxxxxxxx
In-reply-to: <CAOLZvyFA8Dm1L1Dc0dJAVL8pZ9z3SwiLGvyxDNQ-Gkp40fbhJw@mail.gmail.com> (Manuel Lauss's message of "Mon, 16 Apr 2018 12:24:24 +0200")
Organization: Oracle Corporation
References: <CAOLZvyFA8Dm1L1Dc0dJAVL8pZ9z3SwiLGvyxDNQ-Gkp40fbhJw@mail.gmail.com>
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.3 (gnu/linux)

Manuel,

> I have a SATA SSD which suddenly reports its size as 2.2TB, 0xFFFFFFFF
> block count:

"Suddenly" as in out of the blue? Or after a drive firmware update? Or a
kernel ditto?

-- 
Martin K. Petersen	Oracle Linux Engineering

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