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linux/arch/x86/kernel/cpu
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Andy Lutomirski 1c9fe4409c x86/mm: Document how CR4.PCIDE restore works 
While debugging a problem, I thought that using
cr4_set_bits_and_update_boot() to restore CR4.PCIDE would be
helpful.  It turns out to be counterproductive.

Add a comment documenting how this works.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-09-06 20:12:57 -07:00
..
mcheck Merge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-09-04 17:43:56 -07:00
microcode Merge branch 'x86-microcode-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-09-04 11:11:57 -07:00
mtrr x86/mtrr: Prevent CPU hotplug lock recursion 2017-08-15 13:03:47 +02:00
.gitignore
amd.c Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-09-04 12:21:28 -07:00
aperfmperf.c cpufreq: x86: Disable interrupts during MSRs reading 2017-08-11 01:27:41 +02:00
bugs.c x86/mm: Disable PCID on 32-bit kernels 2017-07-05 10:52:57 +02:00
centaur.c Merge branch 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-05-01 20:51:12 -07:00
common.c x86/mm: Document how CR4.PCIDE restore works 2017-09-06 20:12:57 -07:00
cpu.h
cyrix.c x86/cpu/cyrix: Add alternative Device ID of Geode GX1 SoC 2017-06-05 08:34:20 +02:00
hypervisor.c x86/cpu: remove hypervisor specific set_cpu_features 2017-05-02 11:14:30 +02:00
intel_cacheinfo.c x86/cpu/amd: Derive L3 shared_cpu_map from cpu_llc_shared_mask 2017-08-10 17:37:43 +02:00
intel_rdt_ctrlmondata.c x86/intel_rdt/mbm: Add mbm counter initialization 2017-08-01 22:41:29 +02:00
intel_rdt_monitor.c x86/intel_rdt/cqm: Improve limbo list processing 2017-08-16 12:05:41 +02:00
intel_rdt_rdtgroup.c x86/intel_rdt: Remove redundant ternary operator on return 2017-08-16 16:20:55 +02:00
intel_rdt.c x86/intel_rdt: Turn off most RDT features on Skylake 2017-08-25 22:00:45 +02:00
intel_rdt.h x86/intel_rdt/cqm: Improve limbo list processing 2017-08-16 12:05:41 +02:00
intel.c x86/arch_prctl: Add ARCH_[GET|SET]_CPUID 2017-03-20 16:10:34 +01:00
Makefile x86/intel_rdt: Prepare for RDT monitor data support 2017-08-01 22:41:25 +02:00
match.c
mkcapflags.sh
mshyperv.c Char/Misc drivers for 4.14-rc1 2017-09-05 11:08:17 -07:00
perfctr-watchdog.c
powerflags.c
proc.c x86: do not use cpufreq_quick_get() for /proc/cpuinfo "cpu MHz" 2017-06-24 01:45:47 +02:00
rdrand.c
scattered.c x86/cpu/AMD: Add the Secure Memory Encryption CPU feature 2017-07-18 11:37:59 +02:00
topology.c
transmeta.c Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-03-07 14:42:34 -08:00
umc.c
vmware.c vmware: set cpu capabilities during platform initialization 2017-05-02 11:14:24 +02:00