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From: Alex Williamson <alex.williamson@redhat.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Cornelia Huck <cohuck@redhat.com>,
	prime.zeng@hisilicon.com
Subject: Re: [GIT PULL] VFIO fix for v5.8-rc7
Date: Mon, 20 Jul 2020 15:01:38 -0600	[thread overview]
Message-ID: <20200720150138.5c13e8b9@x1.home> (raw)
In-Reply-To: <CAHk-=wijGPPiUH8-kzu2ZyP9_SgBxbGib7afOMAwpusfx-2K+g@mail.gmail.com>

On Mon, 20 Jul 2020 13:33:29 -0700
Linus Torvalds <torvalds@linux-foundation.org> wrote:

> On Mon, Jul 20, 2020 at 7:34 AM Alex Williamson
> <alex.williamson@redhat.com> wrote:
> >
> > VFIO fixes for v5.8-rc7
> >
> >  - Fix race with eventfd ctx cleared outside of mutex (Zeng Tao)  
> 
> Why does this take and then re-take the lock immediately? That just
> looks insane.
> 
> I realize that this isn't likely to be a performance-critical path,
> but this is a basic source cleanliness issue. Doing silly things is
> silly, and shouldn't be done, even if they don't matter.

Yup, it's silly.  Cornelia identified the same during review and I let
it slide after some counter arguments by the submitter.  I see this got
merged, so I'll post a cleanup for v5.9.  Thanks for the input,

Alex


  reply	other threads:[~2020-07-20 21:01 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-20 14:34 [GIT PULL] VFIO fix for v5.8-rc7 Alex Williamson
2020-07-20 20:33 ` Linus Torvalds
2020-07-20 21:01   ` Alex Williamson [this message]
2020-07-20 20:50 ` pr-tracker-bot

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