Commit c5f1e32e3231 for kernel

commit c5f1e32e323157c71eacc6fe087db8d586ff6cb5
Merge: 04734361953b e6cfcdda8cbe
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date:   Sat Aug 13 14:24:12 2022 -0700

    Merge tag 'x86-urgent-2022-08-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

    Pull x86 fix from Ingo Molnar:
     "Fix the 'IBPB mitigated RETBleed' mode of operation on AMD CPUs (not
      turned on by default), which also need STIBP enabled (if available) to
      be '100% safe' on even the shortest speculation windows"

    * tag 'x86-urgent-2022-08-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
      x86/bugs: Enable STIBP for IBPB mitigated RETBleed