# This is a BitKeeper generated diff -Nru style patch.
#
# ChangeSet
# 2005/04/22 13:45:41-07:00 kmacy@curly.lab.netapp.com
# mlock ctxt in xc_domain_getfullinfo
# this is the most general solution to the recent problem seen in xc_ptrace
# Signed-off-by: Kip Macy <kmacy@fsmware.com>
#
# tools/libxc/xc_domain.c
# 2005/04/22 13:45:38-07:00 kmacy@curly.lab.netapp.com +7 -0
# mlock ctxt in xc_domain_getfullinfo
#
diff -Nru a/tools/libxc/xc_domain.c b/tools/libxc/xc_domain.c
--- a/tools/libxc/xc_domain.c 2005-04-21 13:52:32 -07:00
+++ b/tools/libxc/xc_domain.c 2005-04-21 13:52:32 -07:00
@@ -134,7 +134,14 @@
op.u.getdomaininfo.exec_domain = (u16)vcpu;
op.u.getdomaininfo.ctxt = ctxt;
+ if ( ctxt )
+ if ( mlock(ctxt, sizeof(*ctxt)) != 0 )
+ return -1;
+
rc = do_dom0_op(xc_handle, &op);
+
+ if ( ctxt )
+ munlock(ctxt, sizeof(*ctxt));
if ( info )
memcpy(info, &op.u.getdomaininfo, sizeof(*info));
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