-
由 Chenyi Qiang 提交于
mainline inclusion from mainline-v5.12-rc1 commit c32b1b89 category: feature feature: KVM Bus Lock VM Exit bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I5RJCB CVE: N/A Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/ commit/?id=c32b1b89 Intel-SIG: commit c32b1b89 ("KVM: X86: Add the Document for KVM_CAP_X86_BUS_LOCK_EXIT") ------------------------------------- KVM: X86: Add the Document for KVM_CAP_X86_BUS_LOCK_EXIT Introduce a new capability named KVM_CAP_X86_BUS_LOCK_EXIT, which is used to handle bus locks detected in guest. It allows the userspace to do custom throttling policies to mitigate the 'noisy neighbour' problem. Signed-off-by: NChenyi Qiang <chenyi.qiang@intel.com> Message-Id: <20201106090315.18606-5-chenyi.qiang@intel.com> Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com> Signed-off-by: NAichun Shi <aichun.shi@intel.com>
a8905933