linux-kernel - Re: [PATCH 08/18] DMAENGINE: ste

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Message-ID: <AANLkTil_NK2tuk4m6o8r4LIG0DsToC2O7jJ605nZMMtT@mail.gmail.com>
Date:	Fri, 11 Jun 2010 15:38:20 -0700
From:	Dan Williams <dan.j.williams@...el.com>
To:	Linus Walleij <linus.walleij@...ricsson.com>
Cc:	linux-kernel@...r.kernel.org,
	Jonas Aaberg <jonas.aberg@...ricsson.com>
Subject: Re: [PATCH 08/18] DMAENGINE: ste_dma40: lock fix

On Tue, Jun 1, 2010 at 5:21 AM, Linus Walleij
<linus.walleij@...ricsson.com> wrote:
> From: Jonas Aaberg <jonas.aberg@...ricsson.com>
>
> Fix up some locking issues found by enabling lock debugging.
>
> Signed-off-by: Jonas Aaberg <jonas.aberg@...ricsson.com>
> Signed-off-by: Linus Walleij <linus.walleij@...ricsson.com>
> ---
>  drivers/dma/ste_dma40.c |   14 +++++++-------
>  1 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
> index aba86bb..c4b0d37 100644
> --- a/drivers/dma/ste_dma40.c
> +++ b/drivers/dma/ste_dma40.c
[..]
>  static int d40_channel_execute_command(struct d40_chan *d40c,
> @@ -1990,8 +1992,6 @@ static struct dma_async_tx_descriptor *d40_prep_slave_sg(struct dma_chan *chan,
>        if (d40d == NULL)
>                return NULL;
>
> -       memset(d40d, 0, sizeof(struct d40_desc));
> -

This one isn't a locking bug fix.

--
Dan
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