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From: Richard Weinberger <richard@nod.at>
To: torvalds <torvalds@linux-foundation.org>
Cc: linux-mtd <linux-mtd@lists.infradead.org>,
	 linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [GIT PULL] UBI and UBIFS updates for v6.11-rc1
Date: Sun, 28 Jul 2024 09:13:09 +0200 (CEST)	[thread overview]
Message-ID: <2116767413.129257.1722150789677.JavaMail.zimbra@nod.at> (raw)
In-Reply-To: <CAHk-=wjK1ZLk8TjejsRfDUH2Jp4=FPfD_GQU9z-m=bm75+jBMw@mail.gmail.com>

Linus,

----- Ursprüngliche Mail -----
> Von: "torvalds" <torvalds@linux-foundation.org>
> Does nobody actually check the build output?
> 
>  WARNING: modpost: drivers/mtd/ubi/ubi: section mismatch in
> reference: ubi_init+0x170 (section: .init.text) -> ubiblock_exit
> (section: .exit.text)
> 
> and yes, this may be harmless on x86 (and several other
> architectures), because the exit.text is dropped at runtime because
> dropping it at link time will cause problems for altinstructions.
> 
> BUT.
> 
> The warning is very real, because on *other* architectures, the
> EXIT_TEXT sections may never be linked in at all, because something
> that is built-in never gets unloaded, so it never has a module exit.
> 
> So __exit literally exists so that the code can be thrown away when not used.
> 
> And now you're calling it from a non-exit place.
> 
> End result: the warning exists for a reason, and it looks like commit
> 72f3d3daddd7 ("mtd: ubi: Restore missing cleanup on ubi_init() failure
> path") is just broken.
> 
> I could try to fix this up in the merge, but honestly, the fact that
> apparently nobody bothered to even look at the new warning means that
> I just consider this whole pull completely buggered.
> 
> I refuse to pull garbage that our build system very clearly warns about.

The issue was detected and fixed two weeks ago:
https://lore.kernel.org/linux-mtd/20240713073519.25325-1-richard@nod.at/

But I forgot to include my very own patch.
So, the failure is totally on my side, I'm sorry for that.

Do you allow me sending an updated pull requested?

Thanks,
//richard

  reply	other threads:[~2024-07-28  7:13 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-26 20:58 [GIT PULL] UBI and UBIFS updates for v6.11-rc1 Richard Weinberger
2024-07-28  3:06 ` Linus Torvalds
2024-07-28  7:13   ` Richard Weinberger [this message]
2024-07-28 18:04     ` Linus Torvalds
2024-07-28 21:02 ` pr-tracker-bot

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