From: Kent Overstreet <kmo-PEzghdH756F8UrSeD/g0lQ@public.gmane.org>
To: "Darrick J. Wong" <darrick.wong-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
Cc: kent.overstreet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
linux-bcache-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: bcache hang on suspend? sometimes?
Date: Tue, 6 Aug 2013 14:02:24 -0700 [thread overview]
Message-ID: <20130806210224.GA8519@kmo-pixel> (raw)
In-Reply-To: <20130806205650.GA5878-yuuUpGxbzT9UbpRmUfBrXUB+6BGkLq7r@public.gmane.org>
On Tue, Aug 06, 2013 at 01:56:50PM -0700, Darrick J. Wong wrote:
> Ok, I've narrowed it down a little bit --
>
> It's not caused by any of the fixes that went into 3.10.[1-5]. It doesn't seem
> to be specific to any particular storage bus, controller, disk, or even cache
> set -- the same bcache'd usb stick will crash my laptop and not crash my test
> box. The 4k/512b sector thing was a red herring; you can ignore that.
Ok, that makes more sense...
> The test box is a boring old Core2 box; the laptop is an Ivy Bridge. I'll try
> to enable more verbose PM debugging to see if I can determine what exactly's
> going on at sleep time. (Again, shooting in the dark...)
I just looked at the code and it appears there was a freezer fix that
didn't make it into 3.10 and should have. Can you try the
bcache-for-3.11 branch and see if that fixes it? If so, I'll get that
patch sent out for stable.
next prev parent reply other threads:[~2013-08-06 21:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-06 5:34 bcache hang on suspend? sometimes? Darrick J. Wong
[not found] ` <20130806053403.GB7998-yuuUpGxbzT9UbpRmUfBrXUB+6BGkLq7r@public.gmane.org>
2013-08-06 20:56 ` Darrick J. Wong
[not found] ` <20130806205650.GA5878-yuuUpGxbzT9UbpRmUfBrXUB+6BGkLq7r@public.gmane.org>
2013-08-06 21:02 ` Kent Overstreet [this message]
2013-08-06 22:48 ` Darrick J. Wong
2013-08-06 23:08 ` Darrick J. Wong
[not found] ` <20130806230851.GA10118-yuuUpGxbzT9UbpRmUfBrXUB+6BGkLq7r@public.gmane.org>
2013-08-06 23:12 ` Kent Overstreet
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