linux-kernel - Re: 4.16-rc2+git: pata_serverworks: hanging ata detection thread on HP DL380G3

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Date:   Thu, 29 Mar 2018 12:12:52 +0200
From:   Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:     Meelis Roos <mroos@...ux.ee>
Cc:     Linux Kernel list <linux-kernel@...r.kernel.org>,
        linux-ide@...r.kernel.org
Subject: Re: 4.16-rc2+git: pata_serverworks: hanging ata detection thread on
 HP DL380G3


Hi,

On Thursday, March 29, 2018 11:54:09 AM Meelis Roos wrote:
> > 4.16 git bootup on HP Proliant DL380 G3 pauses for a a minute or two and 
> > then continues with "blocked for more than 120 seconds" message with 
> > libata detection functions in ther stack - 
> > async_synchronize_cookie_domain() as the last. It seems to happen during 
> > IDE CD-ROM detection (detected before but registered as sr0 after the 
> > warning). After detection, the eject button on the drive did not work.
> > 
> > 
> > pata_serverworks is the libata driver in use.

There were no changes to pata_serverworks since 2014 and libata changes
in v4.16 look obviously correct..

> This is still the same in 4.16.0-rc7-00062-g0b412605ef5f.

Any chance that you could bisect this issue?

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics