mbox series

[0/2] x86/bugs: RSB tweaks

Message ID cover.1732087270.git.jpoimboe@kernel.org (mailing list archive)
Headers show
Series x86/bugs: RSB tweaks | expand

Message

Josh Poimboeuf Nov. 20, 2024, 7:27 a.m. UTC 
Some RSB filling tweaks as discussed in the following thread:

  [RFC PATCH v2 0/3] Add support for the ERAPS feature
  https://lore.kernel.org/20241111163913.36139-1-amit@kernel.org

Josh Poimboeuf (2):
  x86/bugs: Don't fill RSB on VMEXIT with eIBRS+retpoline
  x86/bugs: Don't fill RSB on context switch with eIBRS

 arch/x86/kernel/cpu/bugs.c | 97 +++++++++++++++-----------------------
 arch/x86/mm/tlb.c          |  2 +-
 2 files changed, 38 insertions(+), 61 deletions(-)

Comments

Shah, Amit Nov. 21, 2024, 1:29 p.m. UTC | #1 
On Tue, 2024-11-19 at 23:27 -0800, Josh Poimboeuf wrote:
> Some RSB filling tweaks as discussed in the following thread:
> 
>   [RFC PATCH v2 0/3] Add support for the ERAPS feature
>   https://lore.kernel.org/20241111163913.36139-1-amit@kernel.org
> 
> Josh Poimboeuf (2):
>   x86/bugs: Don't fill RSB on VMEXIT with eIBRS+retpoline
>   x86/bugs: Don't fill RSB on context switch with eIBRS

Reviewed-by: Amit Shah <amit.shah@amd.com>