From: Daniel Vetter <daniel@ffwll.ch>
To: Chris Wilson <chris@chris-wilson.co.uk>,
intel-gfx@lists.freedesktop.org, Ben Widawsky <ben@bwidawsk.net>
Subject: Re: [PATCH] drm/i915: Fix unsafe loop iteration over vma whilst unbinding them
Date: Fri, 21 Mar 2014 10:57:23 +0100 [thread overview]
Message-ID: <20140321095723.GY30571@phenom.ffwll.local> (raw)
In-Reply-To: <20140321075158.GC5419@nuc-i3427.alporthouse.com>
On Fri, Mar 21, 2014 at 07:51:58AM +0000, Chris Wilson wrote:
> On Fri, Mar 21, 2014 at 07:40:56AM +0000, Chris Wilson wrote:
> > On non-LLC platforms, when changing the cache level of an object, we may
> > need to unbind it show that prefetching across page boundaries does not
> s/show/so/
> > cross into a different memory domain. This requires us to unbind
> > conflicting vma, but we did so was iterating over the objects vma in an
> s/was//
> > unsafe manner (as the list was being modified as we iterated).
>
> Coffee will kick in in about 5 minutes.
Fixed and applied, thanks for the patch.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
next prev parent reply other threads:[~2014-03-21 9:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-21 7:40 [PATCH] drm/i915: Fix unsafe loop iteration over vma whilst unbinding them Chris Wilson
2014-03-21 7:51 ` Chris Wilson
2014-03-21 9:57 ` Daniel Vetter [this message]
2014-03-21 11:09 ` Jani Nikula
2014-03-21 15:12 ` Daniel Vetter
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