AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

KVM: ia64: restore irq state before calling kvm_vcpu_init

Browse Source 
Make sure to restore the psr after calling kvm_insert_vmm_mapping()
which calls ia64_itr_entry() as it disables local interrupts and
kvm_vcpu_init() may sleep.

Avoids a warning from the lock debugging code.

Signed-off-by: Jes Sorensen <jes@sgi.com>
Acked-by : Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Jes Sorensen 2009-04-16 16:08:29 +02:00 committed by Avi Kivity
parent f9b647adda
commit 457459c3c7
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/ia64/kvm/kvm-ia64.c
View File

@ -1290,6 +1290,7 @@ static int vti_vcpu_setup(struct kvm_vcpu *vcpu, int id)
local_irq_save(psr);
r = kvm_insert_vmm_mapping(vcpu);
local_irq_restore(psr);
if (r)
goto fail;
r = kvm_vcpu_init(vcpu, vcpu->kvm, id);
@ -1307,13 +1308,11 @@ static int vti_vcpu_setup(struct kvm_vcpu *vcpu, int id)
goto uninit;
kvm_purge_vmm_mapping(vcpu);
local_irq_restore(psr);
return 0;
uninit:
kvm_vcpu_uninit(vcpu);
fail:
local_irq_restore(psr);
return r;
}