Much like done later in the function, syscall and hypercall vectors can have their bits set without use of LOCKed accesses.
Signed-off-by: Jan Beulich <[email protected]> --- a/xen/arch/x86/irq.c +++ b/xen/arch/x86/irq.c @@ -450,12 +450,12 @@ int __init init_irq_data(void) #ifdef CONFIG_PV /* Never allocate the Linux/BSD fast-trap vector. */ - set_bit(LEGACY_SYSCALL_VECTOR, used_vectors); + __set_bit(LEGACY_SYSCALL_VECTOR, used_vectors); #endif #ifdef CONFIG_PV32 /* Never allocate the hypercall vector. */ - set_bit(HYPERCALL_VECTOR, used_vectors); + __set_bit(HYPERCALL_VECTOR, used_vectors); #endif /*
