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From: Nick Bowler <nbowler@draconx.ca>
To: linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org,
	regressions@lists.linux.dev
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Subject: Re: PROBLEM: Linux 6.8 build failure in sun ffb driver (regression)
Date: Thu, 21 Mar 2024 22:18:05 -0400	[thread overview]
Message-ID: <7c9b4c27-e179-c136-e327-4c467ece81a2@draconx.ca> (raw)
In-Reply-To: <5bc21364-41da-a339-676e-5bb0f4faebfb@draconx.ca>

I bisected this build failure to the following commit:

  commit 8813e86f6d82a7931446c3cbc5d596f77d0f1ba6
  Author: Thomas Zimmermann <tzimmermann@suse.de>
  Date:   Mon Nov 27 14:16:01 2023 +0100

      fbdev: Remove default file-I/O implementations

If I revert this commit on top of 6.8, the build is successful.

On 2024-03-21 21:00, Nick Bowler wrote:
> Hi,
> 
> Linux 6.8 (and 6.8.1) are failing to build for me:
> 
>   LD      .tmp_vmlinux.kallsyms1
> sparc64-unknown-linux-gnu-ld: drivers/video/fbdev/ffb.o:(.rodata+0x270): undefined reference to `fb_io_read'
> sparc64-unknown-linux-gnu-ld: drivers/video/fbdev/ffb.o:(.rodata+0x278): undefined reference to `fb_io_write'
> make[3]: *** [/home/nbowler/misc/linux/scripts/Makefile.vmlinux:37: vmlinux] Error 1
> 
> This problem does not occur when building Linux 6.7 which builds successfully.
> 
> Kernel .config attached (gzipped).
> 
> Please let me know if you need any more info.
> 
> Thanks,
>   Nick

  reply	other threads:[~2024-03-22  2:18 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-22  1:00 Nick Bowler
2024-03-22  2:18 ` Nick Bowler [this message]
2024-03-22  8:21   ` Thomas Zimmermann

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