From feed7fea369afce86073fce8779f3b53d954d2ce Mon Sep 17 00:00:00 2001 From: Xi Ruoyao Date: Thu, 25 Aug 2022 01:05:55 +0800 Subject: linux kernel: reword description for CONFIG_X86_X2APIC --- chapter10/kernel.xml | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/chapter10/kernel.xml b/chapter10/kernel.xml index 4775d9ad7..157fb9f64 100644 --- a/chapter10/kernel.xml +++ b/chapter10/kernel.xml @@ -245,10 +245,12 @@ Device Drivers ---> Support x2apic - Avoid a kernel panic booting on a system with x2APIC enabled - by the BIOS. This option does no harm if x2APIC is not enabled - or not available, but it's recommended to enable x2APIC in the - BIOS setting for a modern 64-bit x86 system. + Support running the interrupt controller of 64-bit x86 + processors in x2APIC mode. x2APIC may be enabled by firmware on + 64-bit x86 systems, and a kernel without this option enabled will + panic on boot if x2APIC is enabled by firmware. This option has + has no effect, but also does no harm if x2APIC is disabled by the + firmware. -- cgit v1.2.3-54-g00ecf