Commit 5be50217 authored by Xin Li (Intel)'s avatar Xin Li (Intel) Committed by Borislav Petkov (AMD)
Browse files

x86/entry/fred: Push __KERNEL_CS directly 



Push __KERNEL_CS directly, rather than moving it into RAX and then
pushing RAX.

No functional changes.

Suggested-by: default avatarH. Peter Anvin (Intel) <hpa@zytor.com>
Signed-off-by: default avatarXin Li (Intel) <xin@zytor.com>
Signed-off-by: default avatarBorislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/20250822071644.1405268-1-xin@zytor.com
parent ae7c0996

arch/x86/entry/entry_64_fred.S

+1 −2
Original line number Diff line number Diff line
@@ -97,8 +97,7 @@ SYM_FUNC_START(asm_fred_entry_from_kvm) 
	push %rdi			/* fred_ss handed in by the caller */

	push %rbp

	pushf

	mov $__KERNEL_CS, %rax

	push %rax

	push $__KERNEL_CS



	/*

	 * Unlike the IDT event delivery, FRED _always_ pushes an error code