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ipmi: do not take/drop iothread lock
author
Paolo Bonzini
<pbonzini@redhat.com>
Mon, 25 Jan 2016 12:46:43 +0000
(13:46 +0100)
committer
Paolo Bonzini
<pbonzini@redhat.com>
Tue, 9 Feb 2016 14:46:54 +0000
(15:46 +0100)
This is not necessary and actually causes a hang; it was probably copied
and pasted from KVM code, that is one of the very few places that run
outside iothread lock.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
hw/ipmi/ipmi.c
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diff --git
a/hw/ipmi/ipmi.c
b/hw/ipmi/ipmi.c
index
dfab272
..
6adec1e
100644
(file)
--- a/
hw/ipmi/ipmi.c
+++ b/
hw/ipmi/ipmi.c
@@
-51,9
+51,7
@@
static int ipmi_do_hw_op(IPMIInterface *s, enum ipmi_op op, int checkonly)
if (checkonly) {
return 0;
}
- qemu_mutex_lock_iothread();
qmp_inject_nmi(NULL);
- qemu_mutex_unlock_iothread();
return 0;
case IPMI_POWERCYCLE_CHASSIS: