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Message-ID: <SJ1PR11MB6083ECEC27A376E2CA898F93FCCE2@SJ1PR11MB6083.namprd11.prod.outlook.com>
Date: Tue, 18 Jun 2024 00:08:18 +0000
From: "Luck, Tony" <tony.luck@...el.com>
To: Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>, "Hansen, Dave"
	<dave.hansen@...el.com>
CC: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>,
	"x86@...nel.org" <x86@...nel.org>, "daniel.sneddon@...ux.intel.com"
	<daniel.sneddon@...ux.intel.com>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "linux-pm@...r.kernel.org"
	<linux-pm@...r.kernel.org>, "linux-perf-users@...r.kernel.org"
	<linux-perf-users@...r.kernel.org>, Josh Poimboeuf <jpoimboe@...nel.org>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>, "Rafael J.
 Wysocki" <rafael@...nel.org>, Ricardo Neri
	<ricardo.neri-calderon@...ux.intel.com>, "Liang, Kan"
	<kan.liang@...ux.intel.com>, "andrew.cooper3@...rix.com"
	<andrew.cooper3@...rix.com>
Subject: RE: [PATCH PATCH 8/9] x86/bugs: Declutter vulnerable CPU list

> $ size vmlinux.before vmlinux.after
> text		data		bss		dec		hex	filename
> 33128289        23039446        19767300        75935035        486ad3b vmlinux.before
> 33128289        23039446        19767300        75935035        486ad3b vmlinux.after

Same size != same contents.

What if you:

$ cmp -l arch/x86/kernel/cpu/before-common.o arch/x86/kernel/cpu/after-common.o

Or

$ diff <(objdump -d arch/x86/kernel/cpu/before-common.o) <(objdump -d arch/x86/kernel/cpu/after-common.o)

-Tony

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