kvm: external module: define marker_synchronize_unregister on older kernels
commit912eed5d346d9fa5f16fa120e5fcc5644942485e
authorEduardo Habkost <ehabkost@redhat.com>
Tue, 6 Jan 2009 19:50:54 +0000 (6 17:50 -0200)
committerAvi Kivity <avi@redhat.com>
Wed, 7 Jan 2009 09:57:45 +0000 (7 11:57 +0200)
tree98a013668c908e64ffe49531357f4fbb7f9f465c
parente924f694a1c0fa66cbce968afe831ef399ba6c1d
kvm: external module: define marker_synchronize_unregister on older kernels

marker_synchronize_unregister() is available only on 2.6.28. However,
its definition is very simple, so we can define it if it is missing.

This fixes compilation of kvm_trace.c against older kernels.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
kvm/kernel/external-module-compat-comm.h