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From: Phillip Susi <phill@thesusis.net>
To: Damien Le Moal <dlemoal@kernel.org>
Cc: linux-ide@vger.kernel.org
Subject: Re: [PATCH 2/4] libata: don't wake sleeping disk during system suspend
Date: Fri, 05 Jan 2024 11:18:22 -0500	[thread overview]
Message-ID: <87a5pju52p.fsf@vps.thesusis.net> (raw)
In-Reply-To: <864cd267-b113-417e-82ea-c760d5e8c664@kernel.org>

Damien Le Moal <dlemoal@kernel.org> writes:

> The comment should also be improved. It is more than a "no need" given that a
> sleeping disk will not respond to any command... So something like:

Good point.

> 	/*
> 	 * If the devices is in SLEEP state, issuing a STANDBY IMMEDIATE
> 	 * command will fail. But given that the drive is already in a low
> 	 * power state, we do not need to do anything.
> 	 */

It didn't fail, it just caused the drive to spin up, only to spin right
back down again.

> Other than the above comments, this looks OK. And this probably should go first
> in the series with a fixes tag.

I'm not sure what I'd point a fixes tag at.  I think it's been this way
forever.  Well, at least as long as SLEEP support has been in, which is
basically forever.

  reply	other threads:[~2024-01-05 16:18 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-25 15:19 [PATCH 0/1] Only activate drive once during system resume Phillip Susi
2023-12-25 15:19 ` [PATCH 1/1] libata: only wake a drive once on " Phillip Susi
2023-12-30 18:21 ` [PATCH 0/1 v2] Only activate drive once during " Phillip Susi
2023-12-30 18:21   ` [PATCH 1/1] libata: only wake a drive once on " Phillip Susi
2023-12-30 19:42     ` Sergey Shtylyov
2024-01-02 23:17     ` Damien Le Moal
2024-01-03 21:00       ` Phillip Susi
2024-01-04  1:21         ` Damien Le Moal
2024-01-04 14:05           ` Phillip Susi
2024-01-04 22:39             ` [PATCH 1/4] " Phillip Susi
2024-01-04 22:39               ` [PATCH 2/4] libata: don't wake sleeping disk during system suspend Phillip Susi
2024-01-05 12:25                 ` Damien Le Moal
2024-01-05 16:18                   ` Phillip Susi [this message]
2024-01-04 22:39               ` [PATCH 3/4] libata: avoid waking disk for several commands Phillip Susi
2024-01-05  8:46                 ` Sergei Shtylyov
2024-01-05 16:24                   ` Phillip Susi
2024-01-05 18:33                     ` Sergei Shtylyov
2024-01-06 19:49                       ` Phillip Susi
2024-01-06 20:29                   ` Phillip Susi
2024-01-08  8:57                     ` Sergei Shtylyov
2024-01-05 12:29                 ` Damien Le Moal
2024-01-05 16:30                   ` Phillip Susi
2024-01-06 23:14                     ` Damien Le Moal
2024-01-07 17:57                       ` Phillip Susi
2024-01-07 18:02                         ` [PATCH 0/3] Let sleeping disks lie Phillip Susi
2024-01-07 18:02                           ` [PATCH 1/3] libata: avoid waking disk for several commands Phillip Susi
2024-01-08  6:25                             ` Damien Le Moal
2024-01-08 13:27                               ` Phillip Susi
2024-01-10  2:39                                 ` Damien Le Moal
2024-01-16 17:06                                   ` Phillip Susi
2024-01-19 20:43                                     ` Phillip Susi
2024-01-20 18:08                                       ` Phillip Susi
2024-01-21  0:37                                         ` Damien Le Moal
2024-01-21  0:37                                       ` Damien Le Moal
2024-01-24 16:04                                         ` Phillip Susi
2024-01-24 21:51                                           ` Damien Le Moal
2024-02-01 20:01                                             ` Phillip Susi
2024-02-02  1:08                                               ` Damien Le Moal
2024-02-02 19:53                                                 ` Phillip Susi
2024-02-02 23:17                                                   ` Damien Le Moal
2024-02-05 19:52                                                     ` Phillip Susi
2024-01-08  8:48                             ` Sergey Shtylyov
2024-01-08 13:30                               ` Phillip Susi
2024-01-07 18:02                           ` [PATCH 2/3] libata: only wake a drive once on system resume Phillip Susi
2024-01-08  6:04                             ` Damien Le Moal
2024-01-07 18:02                           ` [PATCH 3/3] libata: don't start PuiS disks on resume Phillip Susi
2024-01-08  6:03                             ` Damien Le Moal
2024-01-08 13:39                               ` Phillip Susi
2024-01-10  2:19                                 ` Damien Le Moal
2024-01-16 17:13                                   ` Phillip Susi
2024-01-04 22:39               ` [PATCH 4/4] " Phillip Susi
2024-01-05  8:57                 ` Sergei Shtylyov
2024-01-05 12:42                 ` Damien Le Moal
2024-01-05 16:44                   ` Phillip Susi
2024-01-05 12:13               ` [PATCH 1/4] libata: only wake a drive once on system resume Damien Le Moal
2024-01-05 17:03                 ` Phillip Susi
2024-01-06 23:06                   ` Damien Le Moal
2024-01-05 12:44               ` Damien Le Moal
2024-01-09 15:20   ` [PATCH 0/1 v2] Only activate drive once during " Niklas Cassel
2024-01-16 17:23     ` Phillip Susi
2024-01-02 22:46 ` [PATCH 0/1] " Damien Le Moal

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