Re: [PATCH v2] Avoid that ATA error handling can trigger a kernel hang or oops

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To: "jejb@xxxxxxxxxxxxxxxxxx" <jejb@xxxxxxxxxxxxxxxxxx>, "martin.petersen@xxxxxxxxxx" <martin.petersen@xxxxxxxxxx>
Subject: Re: [PATCH v2] Avoid that ATA error handling can trigger a kernel hang or oops
From: Bart Van Assche <Bart.VanAssche@xxxxxxx>
Date: Tue, 27 Feb 2018 18:53:49 +0000
Accept-language: en-US
Cc: "jthumshirn@xxxxxxx" <jthumshirn@xxxxxxx>, Damien Le Moal <Damien.LeMoal@xxxxxxx>, "stable@xxxxxxxxxxxxxxx" <stable@xxxxxxxxxxxxxxx>, "oliva@xxxxxxx" <oliva@xxxxxxx>, "linux-scsi@xxxxxxxxxxxxxxx" <linux-scsi@xxxxxxxxxxxxxxx>, "hare@xxxxxxxx" <hare@xxxxxxxx>, "ptikhomirov@xxxxxxxxxxxxx" <ptikhomirov@xxxxxxxxxxxxx>, "ncopa@xxxxxxxxxxxxxxx" <ncopa@xxxxxxxxxxxxxxx>
In-reply-to: <20180222193020.30276-1-bart.vanassche@wdc.com>
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On Thu, 2018-02-22 at 11:30 -0800, Bart Van Assche wrote:
> Avoid that the recently introduced call_rcu() call in the SCSI core
> triggers a double call_rcu() call.
> [ ... ]

Can anyone review this patch? Multiple users have confirmed independently
that this patch fixes the double call_rcu() issue for them.

Thanks,

Bart.

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  - From: Bart Van Assche

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