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From: Jason Gunthorpe <jgg@ziepe.ca>
To: Daniel Vacek <neelx@redhat.com>
Cc: Leon Romanovsky <leon@kernel.org>,
	linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] IB/ipoib: No need to hold the lock while printing the warning
Date: Mon, 11 Dec 2023 11:25:47 -0400	[thread overview]
Message-ID: <20231211152547.GC1489931@ziepe.ca> (raw)
In-Reply-To: <CACjP9X8+CgoQRjs2Y9A+OwWCVxMhKyqzLhEjaguxMavHsy8VRg@mail.gmail.com>

On Mon, Dec 11, 2023 at 03:09:13PM +0100, Daniel Vacek wrote:
> On Mon, Dec 11, 2023 at 2:25 PM Jason Gunthorpe <jgg@ziepe.ca> wrote:
> >
> > On Mon, Dec 11, 2023 at 03:22:17PM +0200, Leon Romanovsky wrote:
> >
> > > Please fill some text in commit message.
> >
> > Yes, explain *why* you are doing this
> 
> Oh, sorry. I did not mention it but there's no particular reason
> really. The @Subject says it all. There should be no logical or
> functional change other than reducing the span of that critical
> section. In other words, just nitpicking, not a big deal.
> 
> While checking the code (and past changes) related to the other issue
> I also sent today I just noticed the way 08bc327629cbd added the
> spin_lock before returning from this function and it appeared to me
> it's clearer the way I'm proposing here.
> 
> Honestly, I was not looking into why the lock is released for that
> completion. And I'm not changing that logic.
> 
> If this complete() can be called with priv->lock held, the cleanup
> would look different, of course.

complete() can be called under spinlocks just fine, AFAIK..

Jason

  reply	other threads:[~2023-12-11 15:25 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-11 13:10 [PATCH] IB/ipoib: No need to hold the lock while printing the warning Daniel Vacek
2023-12-11 13:22 ` Leon Romanovsky
2023-12-11 13:25   ` Jason Gunthorpe
2023-12-11 14:09     ` Daniel Vacek
2023-12-11 15:25       ` Jason Gunthorpe [this message]
2023-12-11 16:08         ` Daniel Vacek

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