On 7/15/21 12:02 PM, Sean Christopherson wrote: >> #ifndef _ASM_X86_TRAP_PF_H >> #define _ASM_X86_TRAP_PF_H >> >> +#include <vdso/bits.h> /* BIT() macro */ > What are people's thoughts on using linux/bits.h instead of vdso.bits.h, even > though the vDSO version is technically sufficient? Seeing the "vdso" reference > definitely made me blink slowly a few times. Ugh, missed that. Yes, that does look very weird. I don't see any reason to use that vdso/ version instead of BIT_ULL(). I suspect I said to use BIT() when I commented on this in a previous round. If so, that was wrong.