linux-kernel - Re: linux-next: build failure after merge of the mfd tree

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Message-ID: <20251001095108.GO8757@google.com>
Date: Wed, 1 Oct 2025 10:51:08 +0100
From: Lee Jones <lee@...nel.org>
To: Mark Brown <broonie@...nel.org>
Cc: Alexander Stein <alexander.stein@...tq-group.com>,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the mfd tree

On Wed, 17 Sep 2025, Mark Brown wrote:

> Hi all,
> 
> After merging the mfd tree, today's linux-next build (x86_64 allmodconfig)
> failed like this:
> 
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_get':
> gpio-stmpe.c:(.text+0x213ed29): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_get_direction':
> gpio-stmpe.c:(.text+0x213eeb2): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_irq_sync_unlock':
> gpio-stmpe.c:(.text+0x213f266): undefined reference to `stmpe_reg_write'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x213f3ef): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x213f472): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_irq':
> gpio-stmpe.c:(.text+0x213fd27): undefined reference to `stmpe_block_read'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x2140005): undefined reference to `stmpe_reg_write'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x2140089): undefined reference to `stmpe_reg_write'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_disable':
> gpio-stmpe.c:(.text+0x21402dc): undefined reference to `stmpe_disable'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_set':
> gpio-stmpe.c:(.text+0x21404a4): undefined reference to `stmpe_reg_write'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x214051e): undefined reference to `stmpe_set_bits'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_direction_output':
> gpio-stmpe.c:(.text+0x21406a4): undefined reference to `stmpe_set_bits'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_direction_input':
> gpio-stmpe.c:(.text+0x2140805): undefined reference to `stmpe_set_bits'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_request':
> gpio-stmpe.c:(.text+0x214093e): undefined reference to `stmpe_set_altfunc'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_dbg_show_one':
> gpio-stmpe.c:(.text+0x2140ac0): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x2140c8c): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x2140cb1): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x2140d61): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x2140f6c): undefined reference to `stmpe_reg_read'
> x86_64-linux-gnu-ld: vmlinux.o: in function `stmpe_gpio_probe':
> gpio-stmpe.c:(.text+0x21416b2): undefined reference to `stmpe_enable'
> x86_64-linux-gnu-ld: gpio-stmpe.c:(.text+0x214193e): undefined reference to `stmpe_disable'
> make[3]: *** [/tmp/next/build/scripts/Makefile.vmlinux:91: vmlinux.unstripped] Error 1
> make[2]: *** [/tmp/next/build/Makefile:1242: vmlinux] Error 2
> make[2]: *** Waiting for unfinished jobs....
> make[1]: *** [/tmp/next/build/Makefile:248: __sub-make] Error 2
> make: *** [Makefile:248: __sub-make] Error 2
> Command exited with non-zero status 2
> 
> Caused by commit
> 
>    df6a44003953f ("mfd: stmpe: Allow building as module")
> 
> which needs commit
> 
>    03db20aaa3ba3 ("gpio: stmpe: Allow to compile as a module")
> 
> from the gpio tree.  I have used the version from yesterday instead.

Isn't the later already in -next?

-- 
Lee Jones [李琼斯]