linux-kernel - Re: [PATCH] x86/alternatives: fix build issue with binutils before 2.28

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Message-ID: <ZD6R4KtTz9pKsU9n@1wt.eu>
Date:   Tue, 18 Apr 2023 14:49:36 +0200
From:   Willy Tarreau <w@....eu>
To:     Borislav Petkov <bp@...en8.de>
Cc:     Jingbo Xu <jefflexu@...ux.alibaba.com>, tglx@...utronix.de,
        mingo@...hat.com, dave.hansen@...ux.intel.com, hpa@...or.com,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/alternatives: fix build issue with binutils before
 2.28

On Tue, Apr 18, 2023 at 12:02:12PM +0200, Borislav Petkov wrote:
> On Tue, Apr 18, 2023 at 08:42:28AM +0200, Willy Tarreau wrote:
> > Boris, I understood from your message that 2.28 was the first working version,
> > so that's what I mentioned here. My tests showed that 2.27 wasn't sufficient
> > and that 2.29 was OK.
> 
> No, you have it right above:
> 
> U suffix - 2.27
> L/LL suffixes - 2.28
> 
> I was wondering where to put that info for future reference but didn't
> find a good place so I extended your commit message with it. Now at
> least we have left bread crumbs in case we need it in the future.

I wondered the same which is why I left it in the comment as a warning
for future wanderers.

Thanks!
Willy