diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 0b4b796167beca45dc12736527fa7bcfe2560d9e..9fddca749ca2fa541b7f3c247f5567476c296f40 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -340,7 +340,7 @@ static void __print_result(struct rb_root *root, struct perf_session *session,
 			   int n_lines, int is_caller)
 {
 	struct rb_node *next;
-	struct machine *machine;
+	struct machine *machine = &session->machines.host;
 
 	printf("%.102s\n", graph_dotted_line);
 	printf(" %-34s |",  is_caller ? "Callsite": "Alloc Ptr");
@@ -349,11 +349,6 @@ static void __print_result(struct rb_root *root, struct perf_session *session,
 
 	next = rb_first(root);
 
-	machine = perf_session__find_host_machine(session);
-	if (!machine) {
-		pr_err("__print_result: couldn't find kernel information\n");
-		return;
-	}
 	while (next && n_lines--) {
 		struct alloc_stat *data = rb_entry(next, struct alloc_stat,
 						   node);
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index a0b2427b509d80fc17c24c5575a2a25672951d24..2ac690cad4110492dd2e01745d99550f2f83bf61 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -512,12 +512,7 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
 
 	rec->post_processing_offset = lseek(output, 0, SEEK_CUR);
 
-	machine = perf_session__find_host_machine(session);
-	if (!machine) {
-		pr_err("Couldn't find native kernel information.\n");
-		err = -1;
-		goto out_delete_session;
-	}
+	machine = &session->machines.host;
 
 	if (opts->pipe_output) {
 		err = perf_event__synthesize_attrs(tool, session,
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index e0ecebdde3fe90dd1f80460aaf5fa72d9598e2b0..bc788126397b26300a61986921dbe4f250708ea9 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -847,13 +847,13 @@ static void perf_top__mmap_read_idx(struct perf_top *top, int idx)
 			++top->us_samples;
 			if (top->hide_user_symbols)
 				continue;
-			machine = perf_session__find_host_machine(session);
+			machine = &session->machines.host;
 			break;
 		case PERF_RECORD_MISC_KERNEL:
 			++top->kernel_samples;
 			if (top->hide_kernel_symbols)
 				continue;
-			machine = perf_session__find_host_machine(session);
+			machine = &session->machines.host;
 			break;
 		case PERF_RECORD_MISC_GUEST_KERNEL:
 			++top->guest_kernel_samples;
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 046b057c8f7f437e3531181bd114bcf044055868..bd85280bb6e872b4dcd1d041a33fa20e683f5b9c 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -821,7 +821,7 @@ static struct machine *
 		return perf_session__findnew_machine(session, pid);
 	}
 
-	return perf_session__find_host_machine(session);
+	return &session->machines.host;
 }
 
 static int perf_session_deliver_event(struct perf_session *session,
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index de4e68716626195a6750ad6a2faebfcb19c5bc5d..b5c0847edfa92d3a826bb4b73c6cb59d7a19f2ea 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -74,12 +74,6 @@ int perf_session__create_kernel_maps(struct perf_session *self);
 void perf_session__set_id_hdr_size(struct perf_session *session);
 void perf_session__remove_thread(struct perf_session *self, struct thread *th);
 
-static inline
-struct machine *perf_session__find_host_machine(struct perf_session *self)
-{
-	return &self->machines.host;
-}
-
 static inline
 struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
 {