linux-kernel - Re: [PATCH] mmc: sdhci-of-aspeed: Fix kunit-related build error

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Date:   Thu, 21 Jan 2021 19:36:25 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Andrew Jeffery <andrew@...id.au>, linux-mmc@...r.kernel.org
Cc:     adrian.hunter@...el.com, ulf.hansson@...aro.org, joel@....id.au,
        linux-aspeed@...ts.ozlabs.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        brendanhiggins@...gle.com
Subject: Re: [PATCH] mmc: sdhci-of-aspeed: Fix kunit-related build error

On 1/21/21 7:23 PM, Andrew Jeffery wrote:
> Randy found that with the following Kconfig settings we have duplicate
> definitions (e.g. __inittest()) in sdhci-of-aspeed due to competing
> module_init()/module_exit() calls from kunit and driver the itself.
> 
> ```
> CONFIG_MMC_SDHCI_OF_ASPEED=m
> CONFIG_MMC_SDHCI_OF_ASPEED_TEST=y
> ```
> 
> Conditionally open-code the kunit initialisation to avoid the error.
> 
> Fixes: 7efa02a981d6 ("mmc: sdhci-of-aspeed: Add KUnit tests for phase calculations")
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> Signed-off-by: Andrew Jeffery <andrew@...id.au>

Acked-by: Randy Dunlap <rdunlap@...radead.org> # build-tested

Thanks.

> ---
>  drivers/mmc/host/sdhci-of-aspeed-test.c |  9 ++++++++-
>  drivers/mmc/host/sdhci-of-aspeed.c      | 27 ++++++++++++++++++++-----
>  2 files changed, 30 insertions(+), 6 deletions(-)


-- 
~Randy
RFC: Features and documentation: http://lwn.net/Articles/260136/