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Kernel: Fix stack alignment on x86_64

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These were already properly aligned (as far as I can tell).
This commit is contained in:
Gunnar Beutner 2021-06-30 13:09:18 +02:00 • committed by Andreas Kling
parent 50839bd1f1
commit e37576440d
3 changed files with 6 additions and 12 deletions
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6
Kernel/Arch/x86/common/Interrupts.cpp
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@ -152,13 +152,11 @@ asm( \
" pushq %rdi\n" \
" pushq %rsp \n" /* set TrapFrame::regs */ \
" subq $" __STRINGIFY(TRAP_FRAME_SIZE - 8) ", %rsp \n" \
" subq $0x8, %rsp\n" /* align stack */ \
" lea 0x8(%rsp), %rdi \n" \
" movq %rsp, %rdi \n" \
" cld\n" \
" call enter_trap_no_irq \n" \
" lea 0x8(%rsp), %rdi \n" \
" movq %rsp, %rdi \n" \
" call " #title "_handler\n" \
" addq $0x8, %rsp\n" /* undo alignment */\
" jmp common_trap_exit \n");
#endif