Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/…

…linux/kernel/git/tip/linux-2.6-tip * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: perf tools: Fix sample type size calculation in 32 bits archs profile: Use vzalloc() rather than vmalloc() & memset()
kyagi · May 24, 2011 · 5214638 · 5214638
2 parents df462b3 + 0f61f3e
commit 5214638
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Showing 2 changed files with 3 additions and 5 deletions.
diff --git a/kernel/profile.c b/kernel/profile.c
@@ -126,11 +126,9 @@ int __ref profile_init(void)
 	if (prof_buffer)
 		return 0;
 
-	prof_buffer = vmalloc(buffer_bytes);
-	if (prof_buffer) {
-		memset(prof_buffer, 0, buffer_bytes);
+	prof_buffer = vzalloc(buffer_bytes);
+	if (prof_buffer)
 		return 0;
-	}
 
 	free_cpumask_var(prof_cpu_mask);
 	return -ENOMEM;

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
@@ -42,7 +42,7 @@ int perf_sample_size(u64 sample_type)
 	int i;
 
 	for (i = 0; i < 64; i++) {
-		if (mask & (1UL << i))
+		if (mask & (1ULL << i))
 			size++;
 	}
-Original file line number
+Diff line change
@@ Expand Up / @@ -42,7 +42,7 @@ int perf_sample_size(u64 sample_type) @@
     	int i;
     	for (i = 0; i < 64; i++) {
-    		if (mask & (1UL << i))
+    		if (mask & (1ULL << i))
     			size++;
     	}
@@ Expand Down @@