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(parent: 09794f6) | patch
x86/fred: No ESPFIX needed when FRED is enabled
authorH. Peter Anvin (Intel) <hpa@zytor.com>
Tue, 5 Dec 2023 10:50:08 +0000 (02:50 -0800)
committerBorislav Petkov (AMD) <bp@alien8.de>
Wed, 31 Jan 2024 21:01:51 +0000 (22:01 +0100)
commitdf8838737b3612eea024fce5ffce0b23dafe5058
treec978ba608f696fda9746ff38b2d3845eb7180a2atree | snapshot
parent09794f68936a017e5632774c3e4450bebbcca2cbcommit | diff
x86/fred: No ESPFIX needed when FRED is enabled

Because FRED always restores the full value of %rsp, ESPFIX is
no longer needed when it's enabled.

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/20231205105030.8698-20-xin3.li@intel.com
arch/x86/kernel/espfix_64.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git