From: Peter Zijlstra <peterz@infradead.org>
To: "Nicolai Hähnle" <nhaehnle@gmail.com>
Cc: linux-kernel@vger.kernel.org,
"Nicolai Hähnle" <Nicolai.Haehnle@amd.com>,
"Ingo Molnar" <mingo@redhat.com>,
"Maarten Lankhorst" <dev@mblankhorst.nl>,
"Daniel Vetter" <daniel@ffwll.ch>,
"Chris Wilson" <chris@chris-wilson.co.uk>,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH v3 10/12] locking/ww_mutex: Yield to other waiters from optimistic spin
Date: Thu, 5 Jan 2017 18:47:10 +0100 [thread overview]
Message-ID: <20170105174710.GZ3124@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1482346000-9927-11-git-send-email-nhaehnle@gmail.com>
OK, so I got this far, although I stuffed two patches in the middle
(which I should probably pull to the beginning and did this one patch
differently.
I've not really tested the result yet, will attempt to do so tomorrow.
Please have a look at the current state of things here:
git://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git locking/core
next prev parent reply other threads:[~2017-01-05 17:48 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-21 18:46 [PATCH v3 00/12] locking/ww_mutex: Keep sorted wait list to avoid stampedes Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 01/12] drm/vgem: Use ww_mutex_(un)lock even with a NULL context Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 02/12] locking/mutex: Fix a race with handoffs and interruptible waits Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 03/12] locking/ww_mutex: Extract stamp comparison to __ww_mutex_stamp_after Nicolai Hähnle
2016-12-22 1:58 ` zhoucm1
2016-12-22 8:43 ` Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 04/12] locking/ww_mutex: Set use_ww_ctx even when locking without a context Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 05/12] locking/ww_mutex: Remove the __ww_mutex_lock inline wrappers Nicolai Hähnle
2016-12-23 10:48 ` Peter Zijlstra
2016-12-23 11:16 ` Nicolai Hähnle
2016-12-23 12:13 ` Peter Zijlstra
2016-12-21 18:46 ` [PATCH v3 06/12] locking/ww_mutex: Add waiters in stamp order Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 07/12] locking/ww_mutex: Notify waiters that have to back off while adding tasks to wait list Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 08/12] locking/ww_mutex: Wake at most one waiter for back off when acquiring the lock Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 09/12] locking/ww_mutex: Re-check ww->ctx in the inner optimistic spin loop Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 10/12] locking/ww_mutex: Yield to other waiters from optimistic spin Nicolai Hähnle
2017-01-05 17:47 ` Peter Zijlstra [this message]
2016-12-21 18:46 ` [PATCH v3 11/12] locking/mutex: Initialize mutex_waiter::ww_ctx with poison when debugging Nicolai Hähnle
2016-12-21 18:46 ` [PATCH v3 12/12] Documentation/locking/ww_mutex: Update the design document Nicolai Hähnle
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