linux-kernel - RE: [PATCH 6/6] x86/gsseg: use the LKGS instruction if available for load_gs

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Message-ID: <F4064514-E927-4FBD-BE49-AA83E8453ACA@zytor.com>
Date:   Sat, 08 Oct 2022 00:16:22 -0700
From:   "H. Peter Anvin" <hpa@...or.com>
To:     "Li, Xin3" <xin3.li@...el.com>,
        Peter Zijlstra <peterz@...radead.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "bp@...en8.de" <bp@...en8.de>,
        "dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>
Subject: RE: [PATCH 6/6] x86/gsseg: use the LKGS instruction if available for load_gs_index()

On October 7, 2022 10:32:31 PM PDT, "Li, Xin3" <xin3.li@...el.com> wrote:
>> > Andrew Cooper suggested upgrading the orphan section warning to a hard
>> > link error, orphan sections are bad regardless.
>> >
>> 
>> Agreed 1000%. This is a no-brainer. From IRC:
>> 
>> 
>> <andyhhp> -LDFLAGS_vmlinux += --orphan-handling=warn <andyhhp>
>> +LDFLAGS_vmlinux += --orphan-handling=error
>
>Who is going to make the change?
>

Why don't you?