linux-kernel - Re: [GIT PULL] Kbuild fixes for v6.15-rc7

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Message-ID: <CAHk-=wiSDWVRT6A1cTkzVFaodhnVPmbtnDtaOe573y=HsDHkzg@mail.gmail.com>
Date: Tue, 27 May 2025 07:58:31 -0700
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: Masahiro Yamada <masahiroy@...nel.org>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, 
	Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>
Subject: Re: [GIT PULL] Kbuild fixes for v6.15-rc7

On Mon, 26 May 2025 at 23:28, Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> However, building the kernel in Fedora 42 is 30% slower
> than in Fedora 41.
>
> So, maybe, this is because you recently upgraded your OS to Fedora 42.

Yeah, so that explains all - or at least most - of it.

There's probably a small amount of "the kernel keeps growing, so build
inevitably slow down anyway", but yeah, it's probably just the slower
compiler that is what I notice.

Thanks for checking for me,

               Linus