linux-kernel - Re: [PATCH] dmaengine: Remove a useless mutex

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Message-ID: <YlQ5uOk4WPXAfV0V@matsya>
Date:   Mon, 11 Apr 2022 19:52:48 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        dmaengine@...r.kernel.org
Subject: Re: [PATCH] dmaengine: Remove a useless mutex

On 06-02-22, 10:47, Christophe JAILLET wrote:
> According to lib/idr.c,
>    The IDA handles its own locking.  It is safe to call any of the IDA
>    functions without synchronisation in your code.
> 
> so the 'chan_mutex' mutex can just be removed.
> It is here only to protect some ida_alloc()/ida_free() calls.

Applied, thanks

-- 
~Vinod