From: Bhadram Varka <vbhadram@nvidia.com>
To: Thierry Reding <thierry.reding@gmail.com>,
"David S. Miller" <davem@davemloft.net>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>,
Alexandre Torgue <alexandre.torgue@st.com>,
Jon Hunter <jonathanh@nvidia.com>, <netdev@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] net: stmmac: Use mutex instead of spinlock
Date: Fri, 25 May 2018 20:06:47 +0530 [thread overview]
Message-ID: <e8eb5681-4030-ed4d-e63c-90801e878140@nvidia.com> (raw)
In-Reply-To: <20180524140907.24197-1-thierry.reding@gmail.com>
Hi,
On 5/24/2018 7:39 PM, Thierry Reding wrote:
> From: Thierry Reding <treding@nvidia.com>
>
> Some drivers, such as DWC EQOS on Tegra, need to perform operations that
> can sleep under this lock (clk_set_rate() in tegra_eqos_fix_speed()) for
> proper operation. Since there is no need for this lock to be a spinlock,
> convert it to a mutex instead.
>
> Fixes: e6ea2d16fc61 ("net: stmmac: dwc-qos: Add Tegra186 support")
> Reported-by: Jon Hunter <jonathanh@nvidia.com>
> Signed-off-by: Thierry Reding <treding@nvidia.com>
> ---
Tested on P3310 Tegra186 platform.
Tested-by: Bhadram Varka <vbhadram@nvidia.com>
--
Bhadram
next prev parent reply other threads:[~2018-05-25 14:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-24 14:09 [PATCH] net: stmmac: Use mutex instead of spinlock Thierry Reding
2018-05-25 14:36 ` Bhadram Varka [this message]
2018-05-29 2:54 ` David Miller
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