From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Mark Brown <broonie@kernel.org>
Cc: kernel test robot <lkp@intel.com>,
llvm@lists.linux.dev, kbuild-all@lists.01.org,
linux-kernel@vger.kernel.org
Subject: Re: [mtd:spi-mem-ecc 30/30] ld.lld: error: undefined symbol: nand_ecc_unregister_on_host_hw_engine
Date: Wed, 2 Feb 2022 16:34:52 +0100 [thread overview]
Message-ID: <20220202163452.746d50ca@xps13> (raw)
In-Reply-To: <YfqhJZ+BzfMrpN4Y@sirena.org.uk>
broonie@kernel.org wrote on Wed, 2 Feb 2022 15:20:05 +0000:
> On Wed, Feb 02, 2022 at 03:45:04PM +0100, Miquel Raynal wrote:
>
> > I've failed to prevent faulty configurations with regular depends
> > on/select keywords, so I've come with a new solution which received a
> > successful build coverage test from the 0-day robots.
>
> > In order to still be able to use the spi controller driver (=y) while
> > mtd is =m or =n, I need to add an IS_REACHABLE() check in a couple of
> > headers. This way we can just imply the right MTD symbols from the
> > SPI_MXIC Kconfig entry.
>
> Isn't this just a case where we shouldn't allow MTD to be built modular?
How would you do that in a nice Kconfig way?
WARNING: multiple messages have this Message-ID (diff)
From: Miquel Raynal <miquel.raynal@bootlin.com>
To: kbuild-all@lists.01.org
Subject: Re: [mtd:spi-mem-ecc 30/30] ld.lld: error: undefined symbol: nand_ecc_unregister_on_host_hw_engine
Date: Wed, 02 Feb 2022 16:34:52 +0100 [thread overview]
Message-ID: <20220202163452.746d50ca@xps13> (raw)
In-Reply-To: <YfqhJZ+BzfMrpN4Y@sirena.org.uk>
[-- Attachment #1: Type: text/plain, Size: 727 bytes --]
broonie(a)kernel.org wrote on Wed, 2 Feb 2022 15:20:05 +0000:
> On Wed, Feb 02, 2022 at 03:45:04PM +0100, Miquel Raynal wrote:
>
> > I've failed to prevent faulty configurations with regular depends
> > on/select keywords, so I've come with a new solution which received a
> > successful build coverage test from the 0-day robots.
>
> > In order to still be able to use the spi controller driver (=y) while
> > mtd is =m or =n, I need to add an IS_REACHABLE() check in a couple of
> > headers. This way we can just imply the right MTD symbols from the
> > SPI_MXIC Kconfig entry.
>
> Isn't this just a case where we shouldn't allow MTD to be built modular?
How would you do that in a nice Kconfig way?
next prev parent reply other threads:[~2022-02-02 15:50 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-01 5:28 [mtd:spi-mem-ecc 30/30] ld.lld: error: undefined symbol: nand_ecc_unregister_on_host_hw_engine kernel test robot
2022-02-01 5:28 ` kernel test robot
2022-02-02 14:45 ` Miquel Raynal
2022-02-02 14:45 ` Miquel Raynal
2022-02-02 15:20 ` Mark Brown
2022-02-02 15:20 ` Mark Brown
2022-02-02 15:34 ` Miquel Raynal [this message]
2022-02-02 15:34 ` Miquel Raynal
2022-02-02 16:15 ` Mark Brown
2022-02-02 16:15 ` Mark Brown
2022-02-02 17:35 ` Miquel Raynal
2022-02-02 17:35 ` Miquel Raynal
2022-02-02 18:04 ` Mark Brown
2022-02-02 18:04 ` Mark Brown
2022-02-02 21:31 ` Miquel Raynal
2022-02-02 21:31 ` Miquel Raynal
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