From 5ea1a35e1a9e518fef473500689d0d231e190060 Mon Sep 17 00:00:00 2001
From: Jiri Olsa <jolsa@redhat.com>
Date: Sat, 20 Oct 2012 16:33:19 +0200
Subject: [PATCH] --- yaml --- r: 338925 b: refs/heads/master c:
 0089fa9831f3752869143c7928adb94ac6353085 h: refs/heads/master i:   338923:
 1d14474f7341fdb6a74df684dcefbb50a8959095 v: v3

---
 [refs]                            | 2 +-
 trunk/tools/perf/builtin-record.c | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 999d5d0096ea..9d3331c5e25d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e84ba4e26833991d1c1c15a592b1474ee2b6dfdb
+refs/heads/master: 0089fa9831f3752869143c7928adb94ac6353085
diff --git a/trunk/tools/perf/builtin-record.c b/trunk/tools/perf/builtin-record.c
index 53c9892e96dd..5783c3225116 100644
--- a/trunk/tools/perf/builtin-record.c
+++ b/trunk/tools/perf/builtin-record.c
@@ -363,7 +363,8 @@ static int perf_record__open(struct perf_record *rec)
 			       "or try again with a smaller value of -m/--mmap_pages.\n"
 			       "(current value: %d)\n", opts->mmap_pages);
 			rc = -errno;
-		} else if (!is_power_of_2(opts->mmap_pages)) {
+		} else if (!is_power_of_2(opts->mmap_pages) &&
+			   (opts->mmap_pages != UINT_MAX)) {
 			pr_err("--mmap_pages/-m value must be a power of two.");
 			rc = -EINVAL;
 		} else {