Commit 5f0fef8a authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf callchain: Use 'struct map_symbol' in 'struct callchain_cursor_node' 



To ease passing around map+symbol, just like done for other parts of the
tree recently.

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>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent c1529738

tools/perf/builtin-kmem.c

+2 −2
Original line number Diff line number Diff line
@@ -412,8 +412,8 @@ static u64 find_callsite(struct evsel *evsel, struct perf_sample *sample) 
				 sizeof(key), callcmp);

		if (!caller) {

			/* found */

			if (node->map)

				addr = map__unmap_ip(node->map, node->ip);

			if (node->ms.map)

				addr = map__unmap_ip(node->ms.map, node->ip);

			else

				addr = node->ip;

tools/perf/builtin-sched.c

+1 −1
Original line number Diff line number Diff line
@@ -2172,7 +2172,7 @@ static void save_task_callchain(struct perf_sched *sched, 
		if (node == NULL)

			break;



		sym = node->sym;

		sym = node->ms.sym;

		if (sym) {

			if (!strcmp(sym->name, "schedule") ||

			    !strcmp(sym->name, "__schedule") ||

tools/perf/util/callchain.c

+16 −17
Original line number Diff line number Diff line
@@ -582,8 +582,8 @@ fill_node(struct callchain_node *node, struct callchain_cursor *cursor) 
			return -1;

		}

		call->ip = cursor_node->ip;

		call->ms.sym = cursor_node->sym;

		call->ms.map = map__get(cursor_node->map);

		call->ms = cursor_node->ms;

		map__get(call->ms.map);

		call->srcline = cursor_node->srcline;



		if (cursor_node->branch) {
@@ -720,21 +720,21 @@ static enum match_result match_chain(struct callchain_cursor_node *node, 
		/* otherwise fall-back to symbol-based comparison below */

		__fallthrough;

	case CCKEY_FUNCTION:

		if (node->sym && cnode->ms.sym) {

		if (node->ms.sym && cnode->ms.sym) {

			/*

			 * Compare inlined frames based on their symbol name

			 * because different inlined frames will have the same

			 * symbol start. Otherwise do a faster comparison based

			 * on the symbol start address.

			 */

			if (cnode->ms.sym->inlined || node->sym->inlined) {

			if (cnode->ms.sym->inlined || node->ms.sym->inlined) {

				match = match_chain_strings(cnode->ms.sym->name,

							    node->sym->name);

							    node->ms.sym->name);

				if (match != MATCH_ERROR)

					break;

			} else {

				match = match_chain_dso_addresses(cnode->ms.map, cnode->ms.sym->start,

								  node->map, node->sym->start);

								  node->ms.map, node->ms.sym->start);

				break;

			}

		}
@@ -742,7 +742,7 @@ static enum match_result match_chain(struct callchain_cursor_node *node, 
		__fallthrough;

	case CCKEY_ADDRESS:

	default:

		match = match_chain_dso_addresses(cnode->ms.map, cnode->ip, node->map, node->ip);

		match = match_chain_dso_addresses(cnode->ms.map, cnode->ip, node->ms.map, node->ip);

		break;

	}
@@ -1004,8 +1004,7 @@ merge_chain_branch(struct callchain_cursor *cursor, 
	int err = 0;



	list_for_each_entry_safe(list, next_list, &src->val, list) {

		callchain_cursor_append(cursor, list->ip,

					list->ms.map, list->ms.sym,

		callchain_cursor_append(cursor, list->ip, &list->ms,

					false, NULL, 0, 0, 0, list->srcline);

		list_del_init(&list->list);

		map__zput(list->ms.map);
@@ -1044,7 +1043,7 @@ int callchain_merge(struct callchain_cursor *cursor, 
}



int callchain_cursor_append(struct callchain_cursor *cursor,

			    u64 ip, struct map *map, struct symbol *sym,

			    u64 ip, struct map_symbol *ms,

			    bool branch, struct branch_flags *flags,

			    int nr_loop_iter, u64 iter_cycles, u64 branch_from,

			    const char *srcline)
@@ -1060,9 +1059,9 @@ int callchain_cursor_append(struct callchain_cursor *cursor, 
	}



	node->ip = ip;

	map__zput(node->map);

	node->map = map__get(map);

	node->sym = sym;

	map__zput(node->ms.map);

	node->ms = *ms;

	map__get(node->ms.map);

	node->branch = branch;

	node->nr_loop_iter = nr_loop_iter;

	node->iter_cycles = iter_cycles;
@@ -1107,8 +1106,8 @@ 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->map = node->map;

	al->sym = node->sym;

	al->map = node->ms.map;

	al->sym = node->ms.sym;

	al->srcline = node->srcline;

	al->addr = node->ip;
@@ -1571,7 +1570,7 @@ int callchain_cursor__copy(struct callchain_cursor *dst, 
		if (node == NULL)

			break;



		rc = callchain_cursor_append(dst, node->ip, node->map, node->sym,

		rc = callchain_cursor_append(dst, node->ip, &node->ms,

					     node->branch, &node->branch_flags,

					     node->nr_loop_iter,

					     node->iter_cycles,
@@ -1597,5 +1596,5 @@ void callchain_cursor_reset(struct callchain_cursor *cursor) 
	cursor->last = &cursor->first;



	for (node = cursor->first; node != NULL; node = node->next)

		map__zput(node->map);

		map__zput(node->ms.map);

}

tools/perf/util/callchain.h

+2 −3
Original line number Diff line number Diff line
@@ -141,8 +141,7 @@ struct callchain_list { 
 */

struct callchain_cursor_node {

	u64				ip;

	struct map			*map;

	struct symbol			*sym;

	struct map_symbol		ms;

	const char			*srcline;

	bool				branch;

	struct branch_flags		branch_flags;
@@ -195,7 +194,7 @@ int callchain_merge(struct callchain_cursor *cursor, 
void callchain_cursor_reset(struct callchain_cursor *cursor);



int callchain_cursor_append(struct callchain_cursor *cursor, u64 ip,

			    struct map *map, struct symbol *sym,

			    struct map_symbol *ms,

			    bool branch, struct branch_flags *flags,

			    int nr_loop_iter, u64 iter_cycles, u64 branch_from,

			    const char *srcline);

tools/perf/util/db-export.c

+2 −2
Original line number Diff line number Diff line
@@ -249,8 +249,8 @@ static struct call_path *call_path_from_sample(struct db_export *dbe, 
		 * constructing an addr_location struct and then passing it to

		 * db_ids_from_al() to perform the export.

		 */

		al.sym = node->sym;

		al.map = node->map;

		al.sym = node->ms.sym;

		al.map = node->ms.map;

		al.mg  = thread->mg;

		al.addr = node->ip;

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