linux-kernel - RE: [PATCH v4 00/16] x86-64: Stack protector and percpu improvements

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Message-ID: <c2a929227bc146e9bc244baeb7b89151@AcuMS.aculab.com>
Date: Sun, 24 Mar 2024 19:09:33 +0000
From: David Laight <David.Laight@...LAB.COM>
To: 'Linus Torvalds' <torvalds@...ux-foundation.org>, Brian Gerst
	<brgerst@...il.com>, Arnd Bergmann <arnd@...db.de>
CC: Uros Bizjak <ubizjak@...il.com>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "x86@...nel.org" <x86@...nel.org>, "Ingo
 Molnar" <mingo@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, "Borislav
 Petkov" <bp@...en8.de>, "H . Peter Anvin" <hpa@...or.com>
Subject: RE: [PATCH v4 00/16] x86-64: Stack protector and percpu improvements

From: Linus Torvalds
> Sent: 23 March 2024 17:07
> 
> On Sat, 23 Mar 2024 at 09:16, Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
> >
> > And we might as well also do the semi-yearly compiler version review.
> > We raised the minimum to 4.9 almost four years ago, and then the jump
> > to 5.1 was first for arm64 due to a serious gcc code generation bug
> > and then globally in Sept 2021.
> 
> Looking at RHEL, I find a page that claims
> 
>   RHEL9 : gcc 11.x in app stream
>   RHEL8 : gcc 8.x or gcc 9.x in app stream.
>   RHEL7 : gcc 4.8.x

I'm running Ubuntu 18.04 LTS (and still getting updates) and that
has gcc 7.3.0.
Clearly it might be time to update/reinstall that system :-)

	David

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