From 888d12f029674cbb78d5d71e36dd237b913b8b9c Mon Sep 17 00:00:00 2001
From: Mike Galbraith <efault@gmx.de>
Date: Tue, 13 Oct 2009 14:57:20 +0200
Subject: [PATCH] --- yaml --- r: 169491 b: refs/heads/master c:
 f4f0b418188cc7995375acbb54e87c80f21861bd h: refs/heads/master i:   169489:
 fd40556265e35530ee67119b3e9bb86c402e727a   169487:
 cf644a8db105b1596be4b0f08d358e150d68c296 v: v3

---
 [refs]                         |  2 +-
 trunk/tools/perf/builtin-top.c | 15 +--------------
 2 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/[refs] b/[refs]
index cf44a84de4d2..9910d1b530d7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cfed95a693e1ea5d08b9c9019bc30e448437ee2f
+refs/heads/master: f4f0b418188cc7995375acbb54e87c80f21861bd
diff --git a/trunk/tools/perf/builtin-top.c b/trunk/tools/perf/builtin-top.c
index c0f69e80b2cc..2d8806bac258 100644
--- a/trunk/tools/perf/builtin-top.c
+++ b/trunk/tools/perf/builtin-top.c
@@ -870,8 +870,6 @@ static unsigned int mmap_read_head(struct mmap_data *md)
 	return head;
 }
 
-struct timeval last_read, this_read;
-
 static void mmap_read_counter(struct mmap_data *md)
 {
 	unsigned int head = mmap_read_head(md);
@@ -879,8 +877,6 @@ static void mmap_read_counter(struct mmap_data *md)
 	unsigned char *data = md->base + page_size;
 	int diff;
 
-	gettimeofday(&this_read, NULL);
-
 	/*
 	 * If we're further behind than half the buffer, there's a chance
 	 * the writer will bite our tail and mess up the samples under us.
@@ -891,14 +887,7 @@ static void mmap_read_counter(struct mmap_data *md)
 	 */
 	diff = head - old;
 	if (diff > md->mask / 2 || diff < 0) {
-		struct timeval iv;
-		unsigned long msecs;
-
-		timersub(&this_read, &last_read, &iv);
-		msecs = iv.tv_sec*1000 + iv.tv_usec/1000;
-
-		fprintf(stderr, "WARNING: failed to keep up with mmap data."
-				"  Last read %lu msecs ago.\n", msecs);
+		fprintf(stderr, "WARNING: failed to keep up with mmap data.\n");
 
 		/*
 		 * head points to a known good entry, start there.
@@ -906,8 +895,6 @@ static void mmap_read_counter(struct mmap_data *md)
 		old = head;
 	}
 
-	last_read = this_read;
-
 	for (; old != head;) {
 		event_t *event = (event_t *)&data[old & md->mask];