From 949163015ce6fdb76a5e846a3582d3c40c23c001 Mon Sep 17 00:00:00 2001
From: Paolo Pisati
Date: Mon, 20 Jul 2015 18:23:50 +0200
Subject: x86/boot: Obsolete the MCA sys_desc_table
The kernel does not support the MCA bus anymroe, so mark sys_desc_table
as obsolete: remove any reference from the code together with the remaining
of MCA logic.
bloat-o-meter output:
add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-55 (-55)
function old new delta
i386_start_kernel 128 119 -9
setup_arch 1421 1375 -46
Signed-off-by: Paolo Pisati
Cc: Josh Triplett
Cc: Linus Torvalds
Cc: Peter Zijlstra
Cc: Thomas Gleixner
Link: http://lkml.kernel.org/r/1437409430-8491-1-git-send-email-p.pisati@gmail.com
Signed-off-by: Ingo Molnar
---
arch/x86/include/asm/processor.h | 8 --------
1 file changed, 8 deletions(-)
(limited to 'arch/x86/include/asm/processor.h')
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 43e6519df0d5..3e15e1358f21 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -647,14 +647,6 @@ static inline void update_debugctlmsr(unsigned long debugctlmsr)
extern void set_task_blockstep(struct task_struct *task, bool on);
-/*
- * from system description table in BIOS. Mostly for MCA use, but
- * others may find it useful:
- */
-extern unsigned int machine_id;
-extern unsigned int machine_submodel_id;
-extern unsigned int BIOS_revision;
-
/* Boot loader type from the setup header: */
extern int bootloader_type;
extern int bootloader_version;
--
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