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Subject: Re: [RFC PATCH v1] devres: align devres.data strictly only for
 devm_kmalloc()
From:   Marc Gonzalez <marc.w.gonzalez@free.fr>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Rafael Wysocki <rjw@rjwysocki.net>,
        LKML <linux-kernel@vger.kernel.org>,
        Alexey Brodkin <alexey.brodkin@synopsys.com>
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        Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Will Deacon <will@kernel.org>,
        Russell King <rmk+kernel@armlinux.org.uk>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Tejun Heo <tj@kernel.org>, Mark Brown <broonie@kernel.org>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>
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On 17/12/2019 16:30, Marc Gonzalez wrote:

> +#define DEVM_KMALLOC_PADDING_SIZE \
> +	(ARCH_KMALLOC_MINALIGN - sizeof(struct devres) % ARCH_KMALLOC_MINALIGN)

Doh!

#define DEVM_KMALLOC_PADDING_SIZE \
  ((ARCH_KMALLOC_MINALIGN - sizeof(struct devres)) % ARCH_KMALLOC_MINALIGN)