From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Tue, 9 Aug 2022 16:29:07 +0000 (-0700)
Subject: Merge tag 'x86_bugs_pbrsb' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
X-Git-Tag: v6.1-rc5~643
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5318b987fe9f3430adb0f5d81d07052fd996835b;p=platform%2Fkernel%2Flinux-starfive.git

Merge tag 'x86_bugs_pbrsb' of git://git./linux/kernel/git/tip/tip

Pull x86 eIBRS fixes from Borislav Petkov:
 "More from the CPU vulnerability nightmares front:

  Intel eIBRS machines do not sufficiently mitigate against RET
  mispredictions when doing a VM Exit therefore an additional RSB,
  one-entry stuffing is needed"

* tag 'x86_bugs_pbrsb' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/speculation: Add LFENCE to RSB fill sequence
  x86/speculation: Add RSB VM Exit protections
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5318b987fe9f3430adb0f5d81d07052fd996835b