From: Vinod Koul <vkoul@kernel.org>
To: Dave Jiang <dave.jiang@intel.com>
Cc: dmaengine@vger.kernel.org, swathi.kovvuri@intel.com
Subject: Re: [PATCH] dmaengine: check device and channel list for empty
Date: Wed, 24 Jun 2020 12:59:11 +0530 [thread overview]
Message-ID: <20200624072911.GL2324254@vkoul-mobl> (raw)
In-Reply-To: <158957055210.11529.14023177009907426289.stgit@djiang5-desk3.ch.intel.com>
On 15-05-20, 12:22, Dave Jiang wrote:
> Check dma device list and channel list for empty before iterate as the
> iteration function assume the list to be not empty. With devices and
> channels now being hot pluggable this is a condition that needs to be
> checked. Otherwise it can cause the iterator to spin forever.
Can you rebase and resend, they dont apply on next
>
> Fixes: e81274cd6b52 ("dmaengine: add support to dynamic register/unregister of channels")
Pls drop this empty line
>
> Reported-by: Swathi Kovvuri <swathi.kovvuri@intel.com>
> Signed-off-by: Dave Jiang <dave.jiang@intel.com>
> Tested-by: Swathi Kovvuri <swathi.kovvuri@intel.com>
--
~Vinod
next prev parent reply other threads:[~2020-06-24 7:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-15 19:22 [PATCH] dmaengine: check device and channel list for empty Dave Jiang
2020-06-05 18:58 ` Dave Jiang
2020-06-24 7:29 ` Vinod Koul [this message]
2020-06-25 18:31 ` Dave Jiang
2020-06-26 6:39 ` Vinod Koul
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