[kvmtool PATCH v4 21/24] kvmtool: Allow backends to run checks on the KVM device fd
From: suzuki.poulose@arm.com (Suzuki K Poulose)
Date: 2018-07-18 09:19:04
Also in:
kvm, kvmarm
Subsystem:
the rest · Maintainer:
Linus Torvalds
Allow architectures to perform initialisation based on the KVM device fd ioctls, even before the VM is created. Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> --- include/kvm/kvm.h | 4 ++++ kvm.c | 2 ++ 2 files changed, 6 insertions(+)
diff --git a/include/kvm/kvm.h b/include/kvm/kvm.h
index 90463b8..a036dd2 100644
--- a/include/kvm/kvm.h
+++ b/include/kvm/kvm.h@@ -103,6 +103,10 @@ int kvm__get_sock_by_instance(const char *name); int kvm__enumerate_instances(int (*callback)(const char *name, int pid)); void kvm__remove_socket(const char *name); +#ifndef kvm__arch_init_hyp +static inline void kvm__arch_init_hyp(struct kvm *kvm) {} +#endif + void kvm__arch_set_cmdline(char *cmdline, bool video); void kvm__arch_init(struct kvm *kvm, const char *hugetlbfs_path, u64 ram_size); void kvm__arch_delete_ram(struct kvm *kvm);
diff --git a/kvm.c b/kvm.c
index f8f2fdc..b992e74 100644
--- a/kvm.c
+++ b/kvm.c@@ -304,6 +304,8 @@ int kvm__init(struct kvm *kvm) goto err_sys_fd; } + kvm__arch_init_hyp(kvm); + kvm->vm_fd = ioctl(kvm->sys_fd, KVM_CREATE_VM, KVM_VM_TYPE); if (kvm->vm_fd < 0) { pr_err("KVM_CREATE_VM ioctl");
--
2.7.4