linux-kernel - Re: Linux 6.12.11

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Message-ID: <2025021127-lapped-untwist-fef3@gregkh>
Date: Tue, 11 Feb 2025 09:57:03 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: Libo Chen <libo.chen@...cle.com>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>,
	"lwn@....net" <lwn@....net>, "jslaby@...e.cz" <jslaby@...e.cz>,
	Tejun Heo <htejun@...a.com>
Subject: Re: Linux 6.12.11

On Mon, Feb 10, 2025 at 07:43:03PM +0000, Libo Chen wrote:
> > On Jan 23, 2025, at 09:12, Greg Kroah-Hartman <gregkh@...uxfoundation.org> wrote:
> > Ihor Solodrai (1):
> >      selftests/sched_ext: fix build after renames in sched_ext API
> 
> Hi Greg,
> 
> I think the commit "selftests/sched_ext: fix build after renames in sched_ext API” was wrongly pulled into the stable 6.12.y
> without the sched_ext API changes introduced by Tejun’s series: https://lore.kernel.org/all/20241110200308.103681-1-tj@kernel.org.
> As a result, the sched_ext selftests compilation fails starting from v6.12.11:
> 
> exit.bpf.c:36:2: error: call to undeclared function 'scx_bpf_dsq_insert'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
>    36 |         scx_bpf_dsq_insert(p, DSQ_ID, SCX_SLICE_DFL, enq_flags);
>       |         ^
> exit.bpf.c:44:2: error: call to undeclared function 'scx_bpf_dsq_move_to_local'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
>    44 |         scx_bpf_dsq_move_to_local(DSQ_ID);
>       |         ^
> 2 errors generated.
> ...

Thanks for catching this (nit, can you trim your reply, it's hard to
find it in a huge email like this.)

Can you send a revert to fix this up?

thanks,

greg k-h