__x86_return_thunk - Linux

Symbol: __x86_return_thunk

arch/x86/include/asm/linkage.h

#define RET jmp __x86_return_thunk

arch/x86/include/asm/nospec-branch.h

extern void __x86_return_thunk(void);

arch/x86/kernel/alternative.c

WARN_ONCE(dest != &__x86_return_thunk,

arch/x86/kernel/cpu/bugs.c

void (*x86_return_thunk)(void) __ro_after_init = __x86_return_thunk;

arch/x86/kernel/static_call.c

if (op == RET_INSN_OPCODE || dest == &__x86_return_thunk)