[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH] Reset runstate_guest handles on soft reset
runstate_guest handles need to be reset to prevent update_runstate_area() corrupting guest's memory after we resume the guest. Signed-off-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx> --- xen/common/domain.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/xen/common/domain.c b/xen/common/domain.c index 2979c1b..6b2b7dc 100644 --- a/xen/common/domain.c +++ b/xen/common/domain.c @@ -1074,7 +1074,10 @@ int domain_soft_reset(struct domain *d) grant_table_warn_active_grants(d); for_each_vcpu ( d, v ) + { + memset(&runstate_guest(v), 0, sizeof(runstate_guest(v))); unmap_vcpu_info(v); + } rc = arch_domain_soft_reset(d); if ( !rc ) -- 2.5.0 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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