rlimits: Move entries from top-core into task-core

This appeared after latest 1.2, so it's still possible
to do this move.
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

cr-dump.c

@@ -671,7 +671,7 @@ static int dump_task_core_all(struct pstree_item *item,
 	if (ret)
 		goto err;
 
-	ret = dump_task_rlimits(pid, core->rlimits);
+	ret = dump_task_rlimits(pid, core->tc->rlimits);
 	if (ret)
 		goto err;
 

cr-restore.c

@@ -2110,8 +2110,8 @@ static int prepare_rlimits(int pid, CoreEntry *core)
 	/*
 	 * New image format: rlimits are bound to the core entry.
 	 */
-	if (core->rlimits) {
-		TaskRlimitsEntry *rls = core->rlimits;
+	if (core->tc->rlimits) {
+		TaskRlimitsEntry *rls = core->tc->rlimits;
 		int i;
 
 		for (i = 0; i < rls->n_rlimits; i++) {

protobuf/core.proto

@@ -16,6 +16,7 @@ message task_core_entry {
 	required string			comm		= 6;
 
 	optional task_timers_entry	timers		= 7;
+	optional task_rlimits_entry	rlimits		= 8;
 }
 
 message task_kobj_ids_entry {
@@ -67,6 +68,4 @@ message core_entry {
 	optional task_core_entry	tc		= 3;
 	optional task_kobj_ids_entry	ids		= 4;
 	optional thread_core_entry	thread_core	= 5;
-
-	optional task_rlimits_entry	rlimits		= 7;
 }

pstree.c

@@ -65,9 +65,8 @@ CoreEntry *core_entry_alloc(int th, int tsk)
 				TaskTimersEntry *tte;
 				int i;
 
-				rls = xptr_pull(&m, TaskRlimitsEntry);
+				rls = core->tc->rlimits = xptr_pull(&m, TaskRlimitsEntry);
 				task_rlimits_entry__init(rls);
-				core->rlimits = rls;
 
 				rls->n_rlimits = RLIM_NLIMITS;
 				rls->rlimits = xptr_pull_s(&m, sizeof(RlimitEntry *) * RLIM_NLIMITS);