linux-kernel - Re: [PATCH v6 36/76] x86/head/64: Load IDT earlier

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Message-ID: <20200901121351.GB22385@8bytes.org>
Date:   Tue, 1 Sep 2020 14:13:51 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Borislav Petkov <bp@...en8.de>
Cc:     x86@...nel.org, Joerg Roedel <jroedel@...e.de>, hpa@...or.com,
        Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Jiri Slaby <jslaby@...e.cz>,
        Dan Williams <dan.j.williams@...el.com>,
        Tom Lendacky <thomas.lendacky@....com>,
        Juergen Gross <jgross@...e.com>,
        Kees Cook <keescook@...omium.org>,
        David Rientjes <rientjes@...gle.com>,
        Cfir Cohen <cfir@...gle.com>,
        Erdem Aktas <erdemaktas@...gle.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mike Stunes <mstunes@...are.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Martin Radev <martin.b.radev@...il.com>,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v6 36/76] x86/head/64: Load IDT earlier

On Sat, Aug 29, 2020 at 12:24:05PM +0200, Borislav Petkov wrote:
> On Mon, Aug 24, 2020 at 10:54:31AM +0200, Joerg Roedel wrote:
> > @@ -385,3 +386,25 @@ void __init alloc_intr_gate(unsigned int n, const void *addr)
> >  	if (!WARN_ON(test_and_set_bit(n, system_vectors)))
> >  		set_intr_gate(n, addr);
> >  }
> > +
> > +void __init early_idt_setup_early_handler(unsigned long physaddr)
> 
> I wonder if you could drop one of the "early"es:
> 
> idt_setup_early_handler()
> 
> for example looks ok to me. Or
> 
> early_setup_idt_handler()
> 
> if you wanna have "early" as prefix...

Yeah, makes sense. I settled with the second version.


Thanks,

	Joerg