All of lore.kernel.org
 help / color / mirror / Atom feed
From: Prarit Bhargava <prarit@redhat.com>
To: Nicholas Mc Guire <der.herr@hofr.at>
Cc: Dan Williams <dan.j.williams@intel.com>,
	Vinod Koul <vinod.koul@intel.com>,
	dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] incorrect use of init_completion fixup
Date: Wed, 24 Dec 2014 14:01:57 -0500	[thread overview]
Message-ID: <549B0DA5.3010700@redhat.com> (raw)
In-Reply-To: <1419357151-22889-1-git-send-email-der.herr@hofr.at>



On 12/23/2014 12:52 PM, Nicholas Mc Guire wrote:
> The successive init_completion calls should be reinit_completion here.
> 

Hi Nicholas,

I know enough about this code to break it ;) ... what condition did you hit that
led you to this patch?

P.

> patch is against 3.18.0 linux-next
> 
> Signed-off-by: Nicholas Mc Guire <der.herr@hofr.at>
> ---
>  drivers/dma/ioat/dma_v3.c |    4 +-
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
> index 32eae38..3dbcc42 100644
> --- a/drivers/dma/ioat/dma_v3.c
> +++ b/drivers/dma/ioat/dma_v3.c
> @@ -1353,7 +1353,7 @@ static int ioat_xor_val_self_test(struct ioatdma_device *device)
>  	}
> 
>  	async_tx_ack(tx);
> -	init_completion(&cmp);
> +	reinit_completion(&cmp);
>  	tx->callback = ioat3_dma_test_callback;
>  	tx->callback_param = &cmp;
>  	cookie = tx->tx_submit(tx);
> @@ -1405,7 +1405,7 @@ static int ioat_xor_val_self_test(struct ioatdma_device *device)
>  	}
> 
>  	async_tx_ack(tx);
> -	init_completion(&cmp);
> +	reinit_completion(&cmp);
>  	tx->callback = ioat3_dma_test_callback;
>  	tx->callback_param = &cmp;
>  	cookie = tx->tx_submit(tx);
> --
> 1.7.10.4
> 

  reply	other threads:[~2014-12-24 19:02 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-23 17:52 [PATCH] incorrect use of init_completion fixup Nicholas Mc Guire
2014-12-24 19:01 ` Prarit Bhargava [this message]
2014-12-24 19:11   ` Nicholas Mc Guire
     [not found] <49ea5f8dc52545d4a5df6b1ad8302410@HT17-E6.exg6.exghost.com>
2014-12-24  2:14 ` Ed Cashin
  -- strict thread matches above, loose matches on Subject: below --
2014-12-23 17:44 Nicholas Mc Guire

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=549B0DA5.3010700@redhat.com \
    --to=prarit@redhat.com \
    --cc=dan.j.williams@intel.com \
    --cc=der.herr@hofr.at \
    --cc=dmaengine@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=vinod.koul@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.