From: Josh Poimboeuf <jpoimboe@kernel.org>
To: x86@kernel.org
Cc: linux-kernel@vger.kernel.org, amit@kernel.org,
kvm@vger.kernel.org, amit.shah@amd.com, thomas.lendacky@amd.com,
bp@alien8.de, tglx@linutronix.de, peterz@infradead.org,
pawan.kumar.gupta@linux.intel.com, corbet@lwn.net,
mingo@redhat.com, dave.hansen@linux.intel.com, hpa@zytor.com,
seanjc@google.com, pbonzini@redhat.com,
daniel.sneddon@linux.intel.com, kai.huang@intel.com,
sandipan.das@amd.com, boris.ostrovsky@oracle.com,
Babu.Moger@amd.com, david.kaplan@amd.com, dwmw@amazon.co.uk,
andrew.cooper3@citrix.com
Subject: [PATCH 0/2] x86/bugs: RSB tweaks
Date: Tue, 19 Nov 2024 23:27:49 -0800 [thread overview]
Message-ID: <cover.1732087270.git.jpoimboe@kernel.org> (raw)
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(-)
--
2.47.0
next reply other threads:[~2024-11-20 7:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-20 7:27 Josh Poimboeuf [this message]
2024-11-20 7:27 ` [PATCH 1/2] x86/bugs: Don't fill RSB on VMEXIT with eIBRS+retpoline Josh Poimboeuf
2024-11-20 18:12 ` Pawan Gupta
2024-11-20 7:27 ` [PATCH 2/2] x86/bugs: Don't fill RSB on context switch with eIBRS Josh Poimboeuf
2024-11-20 10:27 ` Shah, Amit
2024-11-20 16:21 ` jpoimboe
2024-11-21 13:28 ` Shah, Amit
2024-11-20 15:24 ` Shah, Amit
2024-11-20 18:42 ` Pawan Gupta
2024-11-21 13:29 ` [PATCH 0/2] x86/bugs: RSB tweaks Shah, Amit
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