Xen

Xen is a virtual machine monitor for x86 that supports execution of multiple guest operating systems with unprecedented levels of performance and resource isolation. Xen home is here.
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Topics (91759)
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[xen staging] tools/libxc: retry hypercall in case of EFAULT by patchbot
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by patchbot
Xen - Changelog
[xen staging] tools/libxencalls: add new function to query hypercall buffer safety by patchbot
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by patchbot
Xen - Changelog
[xen staging] tools/libxencall: use hypercall buffer device if available by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.7] x86/spec-ctrl: Mitigations for LazyFPU by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.7] x86: Support fully eager FPU context switching by patchbot
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by patchbot
Xen - Changelog
Memory ballooning of Windows DomU by Colin Boxall
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by Colin Boxall
Xen - User
NUMA nodes and cpu layout by Stefan Kadow
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by Stefan Kadow
Xen - User
[xen staging-4.9] x86/HVM: account for fully eager FPU mode in emulation by patchbot
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by patchbot
Xen - Changelog
[xen staging-4.10] x86/HVM: account for fully eager FPU mode in emulation by patchbot
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by patchbot
Xen - Changelog
[xen staging] x86/HVM: account for fully eager FPU mode in emulation by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86: don't enable XPTI on idle domain by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86: re-enable XPTI/PCID as needed in switch_native() by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: use PCID feature by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: add some cr3 helpers by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: convert pv_guest_cr4_to_real_cr4() to a function by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: use flag byte for decision whether xen_cr3 is valid by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: disable global pages for domains with XPTI active by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: use invpcid for flushing the TLB by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: support per-domain flag for xpti by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] xen/x86: add a function for modifying cr3 by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/xpti: avoid copying L4 page table contents when possible by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86: invpcid support by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86: move invocations of hvm_flush_guest_tlbs() by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/XPTI: fix S3 resume (and CPU offlining in general) by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/msr: Virtualise MSR_SPEC_CTRL.SSBD for guests to use by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/Intel: Mitigations for GPZ SP4 - Speculative Store Bypass by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/AMD: Mitigations for GPZ SP4 - Speculative Store Bypass by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/spec_ctrl: Introduce a new `spec-ctrl=` command line argument to replace `bti=` by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/cpuid: Improvements to guest policies for speculative sidechannel features by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/spec_ctrl: Explicitly set Xen's default MSR_SPEC_CTRL value by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/spec_ctrl: Split X86_FEATURE_SC_MSR into PV and HVM variants by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/spec_ctrl: Elide MSR_SPEC_CTRL handling in idle context when possible by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/spec_ctrl: Rename bits of infrastructure to avoid NATIVE and VMEXIT by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/spec_ctrl: Fold the XEN_IBRS_{SET, CLEAR} ALTERNATIVES together by patchbot
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by patchbot
Xen - Changelog
[xen stable-4.8] x86/spec_ctrl: Merge bti_ist_info and use_shadow_spec_ctrl into spec_ctrl_flags by patchbot
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by patchbot
Xen - Changelog
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