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Message-Id: <20220525133203.52463-3-juerg.haefliger@canonical.com>
Date: Wed, 25 May 2022 15:32:03 +0200
From: Juerg Haefliger <juerg.haefliger@...onical.com>
To: tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com
Cc: linux-kernel@...r.kernel.org,
Juerg Haefliger <juerg.haefliger@...onical.com>
Subject: [PATCH 2/2] x86: Kconfig.debug: Fix indentation
The convention for indentation seems to be a single tab. Help text is
further indented by an additional two whitespaces. Fix the lines that
violate these rules.
Signed-off-by: Juerg Haefliger <juerg.haefliger@...onical.com>
---
arch/x86/Kconfig.debug | 29 ++++++++++++++---------------
1 file changed, 14 insertions(+), 15 deletions(-)
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index d3a6f74a94bd..7fec55aab367 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -73,20 +73,19 @@ config DEBUG_TLBFLUSH
bool "Set upper limit of TLB entries to flush one-by-one"
depends on DEBUG_KERNEL
help
+ X86-only for now.
- X86-only for now.
+ This option allows the user to tune the amount of TLB entries the
+ kernel flushes one-by-one instead of doing a full TLB flush. In
+ certain situations, the former is cheaper. This is controlled by the
+ tlb_flushall_shift knob under /sys/kernel/debug/x86. If you set it
+ to -1, the code flushes the whole TLB unconditionally. Otherwise,
+ for positive values of it, the kernel will use single TLB entry
+ invalidating instructions according to the following formula:
- This option allows the user to tune the amount of TLB entries the
- kernel flushes one-by-one instead of doing a full TLB flush. In
- certain situations, the former is cheaper. This is controlled by the
- tlb_flushall_shift knob under /sys/kernel/debug/x86. If you set it
- to -1, the code flushes the whole TLB unconditionally. Otherwise,
- for positive values of it, the kernel will use single TLB entry
- invalidating instructions according to the following formula:
+ flush_entries <= active_tlb_entries / 2^tlb_flushall_shift
- flush_entries <= active_tlb_entries / 2^tlb_flushall_shift
-
- If in doubt, say "N".
+ If in doubt, say "N".
config IOMMU_DEBUG
bool "Enable IOMMU debugging"
@@ -119,10 +118,10 @@ config X86_DECODER_SELFTEST
depends on DEBUG_KERNEL && INSTRUCTION_DECODER
depends on !COMPILE_TEST
help
- Perform x86 instruction decoder selftests at build time.
- This option is useful for checking the sanity of x86 instruction
- decoder code.
- If unsure, say "N".
+ Perform x86 instruction decoder selftests at build time.
+ This option is useful for checking the sanity of x86 instruction
+ decoder code.
+ If unsure, say "N".
choice
prompt "IO delay type"
--
2.32.0
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