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(parent: cd19bab) | patch
x86/cpu: Add X86_CR4_FRED macro
authorH. Peter Anvin (Intel) <hpa@zytor.com>
Tue, 5 Dec 2023 10:50:00 +0000 (02:50 -0800)
committerBorislav Petkov (AMD) <bp@alien8.de>
Wed, 31 Jan 2024 21:00:38 +0000 (22:00 +0100)
commitff45746fbf005f96e42bea466698e3fdbf926013
tree996ccca80c84a3e2000681b4676f3fb7a844d83ctree | snapshot
parentcd19bab825bda5bb192ef1d22e67d069daf2efb8commit | diff
x86/cpu: Add X86_CR4_FRED macro

Add X86_CR4_FRED macro for the FRED bit in %cr4. This bit must not be
changed after initialization, so add it to the pinned CR4 bits.

Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>
Signed-off-by: Xin Li <xin3.li@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Tested-by: Shan Kang <shan.kang@intel.com>
Link: https://lore.kernel.org/r/20231205105030.8698-12-xin3.li@intel.com
arch/x86/include/uapi/asm/processor-flags.h diff | blob | history
arch/x86/kernel/cpu/common.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git