On Tue, Aug 22, 2017 at 09:43:56PM +, Bart Van Assche wrote:
> On Tue, 2017-08-22 at 19:47 +0900, Sergey Senozhatsky wrote:
> > ==
> > WARNING: possible circular locking dependency detected
> > 4.13.0-rc6-next-20170822-dbg-00020-g39758ed8aae0-
On Wed, Aug 23, 2017 at 11:36:49AM +0900, Sergey Senozhatsky wrote:
> On (08/23/17 09:03), Byungchul Park wrote:
> [..]
>
> aha, ok
>
> > The report is talking about the following lockup:
> >
> > A work in a worker
On Wed, Aug 23, 2017 at 11:49:51AM +0800, Boqun Feng wrote:
> Hi Byungchul,
>
> On Wed, Aug 23, 2017 at 09:03:04AM +0900, Byungchul Park wrote:
> > On Tue, Aug 22, 2017 at 09:43:56PM +, Bart Van Assche wrote:
> > > On Tue, 2017-08-22 at 19:47 +0900,
On Wed, Aug 23, 2017 at 12:38:13PM +0800, Boqun Feng wrote:
> From: Boqun Feng
> Date: Wed, 23 Aug 2017 12:12:16 +0800
> Subject: [PATCH] lockdep: Print proper scenario if cross deadlock detected at
> acquisition time
>
> For a potential deadlock about CROSSRELEASE as follow:
>
> P1
On Wed, Aug 30, 2017 at 02:20:37PM +0900, Sergey Senozhatsky wrote:
> Byungchul, a quick question.
Hello Sergey,
> have you measured the performance impact? somehow my linux-next is
Yeah, it might have performance impact inevitably.
> notably slower than earlier 4.13 linux-next. (e.g. scrolling
> -Original Message-
> From: Peter Zijlstra [mailto:pet...@infradead.org]
> Sent: Wednesday, August 30, 2017 5:48 PM
> To: Sergey Senozhatsky
> Cc: Byungchul Park; Bart Van Assche; linux-ker...@vger.kernel.org; linux-
> bl...@vger.kernel.org; martin.peter...@oracle.co
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