[PATCH] x86/Kconfig: Fix/complete CPU type help text

* [PATCH] x86/Kconfig: Fix/complete CPU type help text
@ 2015-10-19  8:41 Borislav Petkov
  2015-10-21 10:06 ` [tip:x86/cpu] x86/Kconfig/cpus: Fix/complete CPU type help texts tip-bot for Borislav Petkov
  0 siblings, 1 reply; 2+ messages in thread
From: Borislav Petkov @ 2015-10-19  8:41 UTC (permalink / raw)
  To: X86 ML; +Cc: LKML

From: Borislav Petkov <bp@suse.de>

Move the generic help text explaining each CPU type and what to select
under the "Processor Family" prompt and not under the M486 option. Also,
amend it with the missing options.

Signed-off-by: Borislav Petkov <bp@suse.de>
---
 arch/x86/Kconfig.cpu | 24 +++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 6983314c8b37..3ba5ff2f2d08 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -3,10 +3,6 @@ choice
 	prompt "Processor family"
 	default M686 if X86_32
 	default GENERIC_CPU if X86_64
-
-config M486
-	bool "486"
-	depends on X86_32
 	---help---
 	  This is the processor type of your CPU. This information is
 	  used for optimizing purposes. In order to compile a kernel
@@ -23,9 +19,9 @@ config M486
 
 	  Here are the settings recommended for greatest speed:
 	  - "486" for the AMD/Cyrix/IBM/Intel 486DX/DX2/DX4 or
-	  SL/SLC/SLC2/SLC3/SX/SX2 and UMC U5D or U5S.
+	    SL/SLC/SLC2/SLC3/SX/SX2 and UMC U5D or U5S.
 	  - "586" for generic Pentium CPUs lacking the TSC
-	  (time stamp counter) register.
+	    (time stamp counter) register.
 	  - "Pentium-Classic" for the Intel Pentium.
 	  - "Pentium-MMX" for the Intel Pentium MMX.
 	  - "Pentium-Pro" for the Intel Pentium Pro.
@@ -34,17 +30,31 @@ config M486
 	  - "Pentium-4" for the Intel Pentium 4 or P4-based Celeron.
 	  - "K6" for the AMD K6, K6-II and K6-III (aka K6-3D).
 	  - "Athlon" for the AMD K7 family (Athlon/Duron/Thunderbird).
+	  - "Opteron/Athlon64/Hammer/K8" for all K8 and newer AMD CPUs.
 	  - "Crusoe" for the Transmeta Crusoe series.
 	  - "Efficeon" for the Transmeta Efficeon series.
 	  - "Winchip-C6" for original IDT Winchip.
 	  - "Winchip-2" for IDT Winchips with 3dNow! capabilities.
+	  - "AMD Elan" for the 32-bit AMD Elan embedded CPU.
 	  - "GeodeGX1" for Geode GX1 (Cyrix MediaGX).
 	  - "Geode GX/LX" For AMD Geode GX and LX processors.
 	  - "CyrixIII/VIA C3" for VIA Cyrix III or VIA C3.
 	  - "VIA C3-2" for VIA C3-2 "Nehemiah" (model 9 and above).
 	  - "VIA C7" for VIA C7.
+	  - "Intel P4" for the Pentium 4/Netburst microarchitecture.
+	  - "Core 2/newer Xeon" for all core2 and newer Intel CPUs.
+	  - "Intel Atom" for the Atom-microarchitecture CPUs.
+	  - "Generic-x86-64" for a kernel which runs on any x86-64 CPU.
+
+	  See each option's help text for additional details. If you don't know
+	  what to do, choose "486".
 
-	  If you don't know what to do, choose "486".
+config M486
+	bool "486"
+	depends on X86_32
+	---help---
+	  Select this for an 486-class CPU such as AMD/Cyrix/IBM/Intel
+	  486DX/DX2/DX4 or SL/SLC/SLC2/SLC3/SX/SX2 and UMC U5D or U5S.
 
 config M586
 	bool "586/K5/5x86/6x86/6x86MX"
-- 
2.3.5


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