perf record: Fix display of incorrect mmap pages

[firefly-linux-kernel-4.4.55.git] / tools / perf / builtin-record.c

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index d93e2eef09790321f9ade24dfabcb037df289542..c1c1200d2f0a69555111aa9872c3d4be04d786dc 100644 (file)
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -224,7 +224,7 @@ try_again:
                               "Consider increasing "
                               "/proc/sys/kernel/perf_event_mlock_kb,\n"
                               "or try again with a smaller value of -m/--mmap_pages.\n"
-                              "(current value: %d)\n", opts->mmap_pages);
+                              "(current value: %u)\n", opts->mmap_pages);
                        rc = -errno;
                } else {
                        pr_err("failed to mmap with %d (%s)\n", errno, strerror(errno));