linux-hardening - Re: [RFC 1/1] drivers/dma/*: replace tasklets with workqueue

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Message-ID: <YoI4J8taHehMpjFj@matsya>
Date:   Mon, 16 May 2022 17:10:23 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Allen Pais <apais@...ux.microsoft.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        olivier.dautricourt@...lia.com, sr@...x.de,
        Kees Cook <keescook@...omium.org>,
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Subject: Re: [RFC 1/1] drivers/dma/*: replace tasklets with workqueue

On 12-05-22, 23:54, Linus Walleij wrote:
> On Fri, May 6, 2022 at 7:43 PM Allen Pais <apais@...ux.microsoft.com> wrote:
> 
> >  - Concerns regarding throughput, would workqueues be as efficient as tasklets (Vinod)
> 
> You need to ask the scheduler people about this.
> 
> The workqueues goes deep into the scheduler and I can't make
> out how they are prioritized, but they are certainly not treated
> like any other task.

+1

-- 
~Vinod