Re: Boot regression (was "Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements")

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To: Jens Axboe <axboe@xxxxxxxxx>
Subject: Re: Boot regression (was "Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements")
From: "hch@xxxxxx" <hch@xxxxxx>
Date: Wed, 8 Feb 2017 19:03:14 +0100
Cc: Dexuan Cui <decui@xxxxxxxxxxxxx>, Bart Van Assche <Bart.VanAssche@xxxxxxxxxxx>, "hare@xxxxxxxx" <hare@xxxxxxxx>, "hare@xxxxxxx" <hare@xxxxxxx>, "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>, "hch@xxxxxx" <hch@xxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "linux-block@xxxxxxxxxxxxxxx" <linux-block@xxxxxxxxxxxxxxx>, "jth@xxxxxxxxxx" <jth@xxxxxxxxxx>
In-reply-to: <b21e5580-ed75-6150-3c83-43ecbb0292a5@kernel.dk>
User-agent: Mutt/1.5.17 (2007-11-01)

On Wed, Feb 08, 2017 at 10:43:59AM -0700, Jens Axboe wrote:
> I've changed the subject line, this issue has nothing to do with the
> issue that Hannes was attempting to fix.

Nothing really useful in the thread.  Dexuan, can you throw in some
prints to see which command times out?

Follow-Ups:
- RE: Boot regression (was "Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements")
  - From: Dexuan Cui

References:
- Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Bart Van Assche
- Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Hannes Reinecke
- RE: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Dexuan Cui
- RE: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Dexuan Cui
- Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Bart Van Assche
- RE: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Dexuan Cui
- RE: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Dexuan Cui
- Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Jens Axboe
- RE: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements
  - From: Dexuan Cui
- Boot regression (was "Re: [PATCH] genhd: Do not hold event lock when scheduling workqueue elements")
  - From: Jens Axboe

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