Pull x86 asm update from Borislav Petkov:
- Use the __builtin_ffs/ctzl() compiler builtins for the constant
argument case in the kernel's optimized ffs()/ffz() helpers in order
to make use of the compiler's constant folding optmization passes.
* tag 'x86_asm_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/asm/bitops: Use __builtin_ctzl() to evaluate constant expressions
x86/asm/bitops: Use __builtin_ffs() to evaluate constant expressions