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s390x/flic: cache flic in s390_get_flic

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s390_get_flic() is called many times to obtain the flic. This wastes a
lot of time as it calls object_resolve_path() every time. Let's cache
S390FLICState by defining it as static.

Signed-off-by: Fei Li <sherrylf@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
This commit is contained in:
Fei Li 2017-03-17 10:28:30 +01:00 committed by Cornelia Huck
parent c572d3f313
commit bc66d6cbca
1 changed files with 6 additions and 3 deletions
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9
hw/intc/s390_flic.c
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@ -21,11 +21,14 @@
S390FLICState *s390_get_flic(void) S390FLICState *s390_get_flic(void)
{ {
S390FLICState *fs; static S390FLICState *fs;
fs = S390_FLIC_COMMON(object_resolve_path(TYPE_KVM_S390_FLIC, NULL));
if (!fs) { if (!fs) {
fs = S390_FLIC_COMMON(object_resolve_path(TYPE_QEMU_S390_FLIC, NULL)); fs = S390_FLIC_COMMON(object_resolve_path(TYPE_KVM_S390_FLIC, NULL));
if (!fs) {
fs = S390_FLIC_COMMON(object_resolve_path(TYPE_QEMU_S390_FLIC,
NULL));
}
} }
return fs; return fs;
} }