[libvirt PATCH 01/20] qemu: Only probe KVM on Linux

Andrea Bolognani abologna at redhat.com
Mon Jan 17 10:52:41 UTC 2022


We already know it's not going to be available on other
platforms.

Suggested-by: Daniel P. Berrangé <berrange at redhat.com>
Signed-off-by: Andrea Bolognani <abologna at redhat.com>
Tested-by: Brad Laue <brad at brad-x.com>
---
 src/qemu/qemu_process.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index 5c9ca0fe4f..c2c10d282a 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -9269,6 +9269,12 @@ qemuProcessQMPInit(qemuProcessQMP *proc)
 }
 
 
+#if defined(__linux__)
+# define hwaccel "kvm:tcg"
+#else
+# define hwaccel "tcg"
+#endif
+
 static int
 qemuProcessQMPLaunch(qemuProcessQMP *proc)
 {
@@ -9279,7 +9285,7 @@ qemuProcessQMPLaunch(qemuProcessQMP *proc)
     if (proc->forceTCG)
         machine = "none,accel=tcg";
     else
-        machine = "none,accel=kvm:tcg";
+        machine = "none,accel=" hwaccel;
 
     VIR_DEBUG("Try to probe capabilities of '%s' via QMP, machine %s",
               proc->binary, machine);
-- 
2.34.1




More information about the libvir-list mailing list