From: "Peter Müller" <peter.mueller@ipfire.org>
To: development@lists.ipfire.org
Subject: [PATCH] Kernel: Mitigate Straight-Line-Speculation on x86_64
Date: Sat, 11 Jun 2022 18:42:08 +0000 [thread overview]
Message-ID: <90b61120-af35-a80b-a24a-fd3832c3268e@ipfire.org> (raw)
[-- Attachment #1: Type: text/plain, Size: 788 bytes --]
See https://lwn.net/Articles/877845/ for the rationale behind this. The
feature is currently only available on the x86_64 platform.
Signed-off-by: Peter Müller <peter.mueller(a)ipfire.org>
---
config/kernel/kernel.config.x86_64-ipfire | 2 ++
1 file changed, 2 insertions(+)
diff --git a/config/kernel/kernel.config.x86_64-ipfire b/config/kernel/kernel.config.x86_64-ipfire
index b84698235..b88390314 100644
--- a/config/kernel/kernel.config.x86_64-ipfire
+++ b/config/kernel/kernel.config.x86_64-ipfire
@@ -322,6 +322,8 @@ CONFIG_X86_X2APIC=y
CONFIG_X86_MPPARSE=y
# CONFIG_GOLDFISH is not set
CONFIG_RETPOLINE=y
+CONFIG_CC_HAS_SLS=y
+CONFIG_SLS=y
# CONFIG_X86_CPU_RESCTRL is not set
CONFIG_X86_EXTENDED_PLATFORM=y
# CONFIG_X86_VSMP is not set
--
2.35.3
next reply other threads:[~2022-06-11 18:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-11 18:42 Peter Müller [this message]
2022-06-13 13:31 ` Michael Tremer
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