Patch Series

Subject	VMSCAPE optimization for BHI variant
Author	pawan.kumar.gupta@linux.intel.com
Date	2025-10-16 01:51:55 +0000 UTC
Version	2
Cc	asit.k.mallick@intel.com david.kaplan@amd.com hpa@zytor.com jpoimboe@kernel.org kvm@vger.kernel.org linux-kernel@vger.kernel.org pawan.kumar.gupta@linux.intel.com pbonzini@redhat.com seanjc@google.com tao1.zhang@intel.com x86@kernel.org

Patches (3)

Name	Content [All]
[PATCH v2 1/3] x86/bhi: Add BHB clearing for CPUs with larger branch history	[Body]
[PATCH v2 2/3] x86/vmscape: Replace IBPB with branch history clear on exit to userspace	[Body]
[PATCH v2 3/3] x86/vmscape: Remove LFENCE from BHB clearing long loop	[Body]

Session 2025-10-16

ID (for dev)	3136fb7a-f6db-4a0f-a713-fb0e0830f0f7
Status	finished
Triaged	OK [Log]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	3a8660878839faadb4f1a6dd72c3179c1df56787 [Config]		passed [Log]
[KASAN] Boot test: Base	3a8660878839faadb4f1a6dd72c3179c1df56787 [Config]		passed
[KASAN] Build Patched		3a8660878839faadb4f1a6dd72c3179c1df56787 [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		3a8660878839faadb4f1a6dd72c3179c1df56787 [Config] [patched]	passed
[KASAN] Fuzzing	3a8660878839faadb4f1a6dd72c3179c1df56787 [Config]	3a8660878839faadb4f1a6dd72c3179c1df56787 [Config] [patched]	passed [Log] [Artifacts]