From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: David Woodhouse <dwmw2@infradead.org>
Cc: Hans de Goede <hdegoede@redhat.com>,
Ricard Wanderlof <ricard.wanderlof@axis.com>,
Pavel Machek <pavel@ucw.cz>, Tejun Heo <tj@kernel.org>,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-ide@vger.kernel.org, linux-mtd@lists.infradead.org,
Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Subject: Re: Race to power off harming SATA SSDs
Date: Mon, 8 May 2017 13:50:05 +0200 [thread overview]
Message-ID: <20170508135005.0b9b200b@bbrezillon> (raw)
In-Reply-To: <1494238390.6528.42.camel@infradead.org>
On Mon, 08 May 2017 11:13:10 +0100
David Woodhouse <dwmw2@infradead.org> wrote:
> On Mon, 2017-05-08 at 11:09 +0200, Hans de Goede wrote:
> > You're forgetting that the SSD itself (this thread is about SSDs) also has
> > a major software component which is doing housekeeping all the time, so even
> > if the main CPU gets reset the SSD's controller may still happily be erasing
> > blocks.
>
> We're not really talking about SSDs at all any more; we're talking
> about real flash with real maintainable software.
It's probably a good sign that this new discussion should take place in
a different thread :-).
next prev parent reply other threads:[~2017-05-08 11:50 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-10 23:21 Race to power off harming SATA SSDs Henrique de Moraes Holschuh
2017-04-10 23:34 ` Bart Van Assche
2017-04-10 23:50 ` Henrique de Moraes Holschuh
2017-04-10 23:49 ` sd: wait for slow devices on shutdown path Henrique de Moraes Holschuh
2017-04-10 23:52 ` Race to power off harming SATA SSDs Tejun Heo
2017-04-10 23:57 ` James Bottomley
2017-04-11 2:02 ` Henrique de Moraes Holschuh
2017-04-11 1:26 ` Henrique de Moraes Holschuh
2017-04-11 10:37 ` Martin Steigerwald
2017-04-11 14:31 ` Henrique de Moraes Holschuh
2017-04-12 7:47 ` Martin Steigerwald
2017-05-07 20:40 ` Pavel Machek
2017-05-08 7:21 ` David Woodhouse
2017-05-08 7:38 ` Ricard Wanderlof
2017-05-08 8:13 ` David Woodhouse
2017-05-08 8:36 ` Ricard Wanderlof
2017-05-08 8:54 ` David Woodhouse
2017-05-08 9:06 ` Ricard Wanderlof
2017-05-08 9:09 ` Hans de Goede
2017-05-08 10:13 ` David Woodhouse
2017-05-08 11:50 ` Boris Brezillon [this message]
2017-05-08 15:40 ` David Woodhouse
2017-05-08 21:36 ` Pavel Machek
2017-05-08 16:43 ` Pavel Machek
2017-05-08 17:43 ` Tejun Heo
2017-05-08 18:56 ` Pavel Machek
2017-05-08 19:04 ` Tejun Heo
2017-05-08 18:29 ` Atlant Schmidt
2017-05-08 10:12 ` David Woodhouse
2017-05-08 9:28 ` Pavel Machek
2017-05-08 9:34 ` David Woodhouse
2017-05-08 10:49 ` Pavel Machek
2017-05-08 11:06 ` Richard Weinberger
2017-05-08 11:48 ` Boris Brezillon
2017-05-08 11:55 ` Boris Brezillon
2017-05-08 12:13 ` Richard Weinberger
2017-05-08 11:09 ` David Woodhouse
2017-05-08 12:32 ` Pavel Machek
2017-05-08 9:51 ` Richard Weinberger
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