perf tools: Add a 'struct map_groups' pointer to 'struct map_symbol'

And fill it whenever we setup a a 'struct map_symbol', now we need to
use it, next cset.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-fzwfcnddenz1o7uj1fzw3g46@git.kernel.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/callchain.c

@@ -1106,6 +1106,7 @@ int hist_entry__append_callchain(struct hist_entry *he, struct perf_sample *samp
 int fill_callchain_info(struct addr_location *al, struct callchain_cursor_node *node,
 			bool hide_unresolved)
 {
+	al->mg	= node->ms.mg;
 	al->map = node->ms.map;
 	al->sym = node->ms.sym;
 	al->srcline = node->srcline;

tools/perf/util/hist.c

@@ -692,6 +692,7 @@ __hists__add_entry(struct hists *hists,
 			.ino = ns ? ns->link_info[CGROUP_NS_INDEX].ino : 0,
 		},
 		.ms = {
+			.mg	= al->mg,
 			.map	= al->map,
 			.sym	= al->sym,
 		},
@@ -759,6 +760,7 @@ struct hist_entry *hists__add_entry_block(struct hists *hists,
 		.block_info = block_info,
 		.hists = hists,
 		.ms = {
+			.mg  = al->mg,
 			.map = al->map,
 			.sym = al->sym,
 		},
@@ -893,6 +895,7 @@ iter_next_branch_entry(struct hist_entry_iter *iter, struct addr_location *al)
 	if (iter->curr >= iter->total)
 		return 0;
 
+	al->mg  = bi[i].to.ms.mg;
 	al->map = bi[i].to.ms.map;
 	al->sym = bi[i].to.ms.sym;
 	al->addr = bi[i].to.addr;
@@ -1069,6 +1072,7 @@ iter_add_next_cumulative_entry(struct hist_entry_iter *iter,
 		.comm = thread__comm(al->thread),
 		.ip = al->addr,
 		.ms = {
+			.mg  = al->mg,
 			.map = al->map,
 			.sym = al->sym,
 		},

tools/perf/util/machine.c

@@ -1968,6 +1968,7 @@ static void ip__resolve_ams(struct thread *thread,
 
 	ams->addr = ip;
 	ams->al_addr = al.addr;
+	ams->ms.mg  = al.mg;
 	ams->ms.sym = al.sym;
 	ams->ms.map = al.map;
 	ams->phys_addr = 0;
@@ -1985,6 +1986,7 @@ static void ip__resolve_data(struct thread *thread,
 
 	ams->addr = addr;
 	ams->al_addr = al.addr;
+	ams->ms.mg  = al.mg;
 	ams->ms.sym = al.sym;
 	ams->ms.map = al.map;
 	ams->phys_addr = phys_addr;
@@ -2101,6 +2103,7 @@ static int add_callchain_ip(struct thread *thread,
 		iter_cycles = iter->cycles;
 	}
 
+	ms.mg  = al.mg;
 	ms.map = al.map;
 	ms.sym = al.sym;
 	srcline = callchain_srcline(&ms, al.addr);

tools/perf/util/map_symbol.h

@@ -4,10 +4,12 @@
 
 #include <linux/types.h>
 
+struct map_groups;
 struct map;
 struct symbol;
 
 struct map_symbol {
+	struct map_groups *mg;
 	struct map    *map;
 	struct symbol *sym;
 };

tools/perf/util/unwind-libdw.c

@@ -81,6 +81,7 @@ static int entry(u64 ip, struct unwind_info *ui)
 		return -1;
 
 	e->ip	  = ip;
+	e->ms.mg  = al.mg;
 	e->ms.map = al.map;
 	e->ms.sym = al.sym;
 

tools/perf/util/unwind-libunwind-local.c

@@ -578,6 +578,7 @@ static int entry(u64 ip, struct thread *thread,
 	e.ms.sym = thread__find_symbol(thread, PERF_RECORD_MISC_USER, ip, &al);
 	e.ip     = ip;
 	e.ms.map = al.map;
+	e.ms.mg  = al.mg;
 
 	pr_debug("unwind: %s:ip = 0x%" PRIx64 " (0x%" PRIx64 ")\n",
 		 al.sym ? al.sym->name : "''",