---

yaml --- r: 146100 b: refs/heads/master c: 8e7abf1 h: refs/heads/master v: v3
git-mirror · May 6, 2009 · 242ca31 · 242ca31
1 parent 44e7519
commit 242ca31
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Showing 2 changed files with 4 additions and 6 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 35cf723e99c0e26ddf51f037dffaa4ff2c2c9106
+refs/heads/master: 8e7abf1c62941ebb7a1416cbc62392c8a0902625
diff --git a/trunk/kernel/trace/ring_buffer.c b/trunk/kernel/trace/ring_buffer.c
@@ -1290,9 +1290,8 @@ __rb_reserve_next(struct ring_buffer_per_cpu *cpu_buffer,
 		rb_event_set_padding(event);
 	}
 
-	if (tail <= BUF_PAGE_SIZE)
-		/* Set the write back to the previous setting */
-		local_set(&tail_page->write, tail);
+	/* Set the write back to the previous setting */
+	local_sub(length, &tail_page->write);
 
 	/*
 	 * If this was a commit entry that failed,
@@ -1311,8 +1310,7 @@ __rb_reserve_next(struct ring_buffer_per_cpu *cpu_buffer,
 
  out_reset:
 	/* reset write */
-	if (tail <= BUF_PAGE_SIZE)
-		local_set(&tail_page->write, tail);
+	local_sub(length, &tail_page->write);
 
 	if (likely(lock_taken))
 		__raw_spin_unlock(&cpu_buffer->lock);