12235a54dSSanjay Lal# 22235a54dSSanjay Lal# KVM configuration 32235a54dSSanjay Lal# 42235a54dSSanjay Lalsource "virt/kvm/Kconfig" 52235a54dSSanjay Lal 62235a54dSSanjay Lalmenuconfig VIRTUALIZATION 72235a54dSSanjay Lal bool "Virtualization" 82235a54dSSanjay Lal ---help--- 92235a54dSSanjay Lal Say Y here to get to see options for using your Linux host to run 102235a54dSSanjay Lal other operating systems inside virtual machines (guests). 112235a54dSSanjay Lal This option alone does not add any kernel code. 122235a54dSSanjay Lal 132235a54dSSanjay Lal If you say N, all options in this submenu will be skipped and disabled. 142235a54dSSanjay Lal 152235a54dSSanjay Lalif VIRTUALIZATION 162235a54dSSanjay Lal 172235a54dSSanjay Lalconfig KVM 182235a54dSSanjay Lal tristate "Kernel-based Virtual Machine (KVM) support" 192235a54dSSanjay Lal depends on HAVE_KVM 2090e9311aSJames Hogan select EXPORT_UASM 212235a54dSSanjay Lal select PREEMPT_NOTIFIERS 222235a54dSSanjay Lal select ANON_INODES 23*e88643baSJames Hogan select KVM_GENERIC_DIRTYLOG_READ_PROTECT 242235a54dSSanjay Lal select KVM_MMIO 2583fe27eaSPranith Kumar select SRCU 262235a54dSSanjay Lal ---help--- 272235a54dSSanjay Lal Support for hosting Guest kernels. 282235a54dSSanjay Lal Currently supported on MIPS32 processors. 292235a54dSSanjay Lal 302235a54dSSanjay Lalconfig KVM_MIPS_DYN_TRANS 312235a54dSSanjay Lal bool "KVM/MIPS: Dynamic binary translation to reduce traps" 322235a54dSSanjay Lal depends on KVM 332235a54dSSanjay Lal ---help--- 342235a54dSSanjay Lal When running in Trap & Emulate mode patch privileged 352235a54dSSanjay Lal instructions to reduce the number of traps. 362235a54dSSanjay Lal 372235a54dSSanjay Lal If unsure, say Y. 382235a54dSSanjay Lal 392235a54dSSanjay Lalconfig KVM_MIPS_DEBUG_COP0_COUNTERS 402235a54dSSanjay Lal bool "Maintain counters for COP0 accesses" 412235a54dSSanjay Lal depends on KVM 422235a54dSSanjay Lal ---help--- 432235a54dSSanjay Lal Maintain statistics for Guest COP0 accesses. 442235a54dSSanjay Lal A histogram of COP0 accesses is printed when the VM is 452235a54dSSanjay Lal shutdown. 462235a54dSSanjay Lal 472235a54dSSanjay Lal If unsure, say N. 482235a54dSSanjay Lal 492235a54dSSanjay Lalsource drivers/vhost/Kconfig 502235a54dSSanjay Lal 512235a54dSSanjay Lalendif # VIRTUALIZATION 52