---

yaml --- r: 140858 b: refs/heads/master c: c032ef6 h: refs/heads/master v: v3
git-mirror · Mar 5, 2009 · 4f3b74f · 4f3b74f
1 parent 77db9bf
commit 4f3b74f
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Showing 3 changed files with 5 additions and 24 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e74da5235cec6cb71eb338c987f876ecc793138b
+refs/heads/master: c032ef64d680717e4e8ce3da65da6419a35f8a2c
diff --git a/trunk/kernel/trace/trace.c b/trunk/kernel/trace/trace.c
@@ -299,6 +299,7 @@ static const char *trace_options[] = {
 	"sym-userobj",
 	"printk-msg-only",
 	"context-info",
+	"latency-format",
 	NULL
 };
 
@@ -1829,26 +1830,12 @@ static int tracing_open(struct inode *inode, struct file *file)
 	iter = __tracing_open(inode, file);
 	if (IS_ERR(iter))
 		ret = PTR_ERR(iter);
-
-	return ret;
-}
-
-static int tracing_lt_open(struct inode *inode, struct file *file)
-{
-	struct trace_iterator *iter;
-	int ret = 0;
-
-	iter = __tracing_open(inode, file);
-
-	if (IS_ERR(iter))
-		ret = PTR_ERR(iter);
-	else
+	else if (trace_flags & TRACE_ITER_LATENCY_FMT)
 		iter->iter_flags |= TRACE_FILE_LAT_FMT;
 
 	return ret;
 }
 
-
 static void *
 t_next(struct seq_file *m, void *v, loff_t *pos)
 {
@@ -1927,13 +1914,6 @@ static struct file_operations tracing_fops = {
 	.release	= tracing_release,
 };
 
-static struct file_operations tracing_lt_fops = {
-	.open		= tracing_lt_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= tracing_release,
-};
-
 static struct file_operations show_traces_fops = {
 	.open		= show_traces_open,
 	.read		= seq_read,

diff --git a/trunk/kernel/trace/trace.h b/trunk/kernel/trace/trace.h
@@ -651,7 +651,8 @@ enum trace_iterator_flags {
 	TRACE_ITER_USERSTACKTRACE       = 0x4000,
 	TRACE_ITER_SYM_USEROBJ          = 0x8000,
 	TRACE_ITER_PRINTK_MSGONLY	= 0x10000,
-	TRACE_ITER_CONTEXT_INFO		= 0x20000 /* Print pid/cpu/time */
+	TRACE_ITER_CONTEXT_INFO		= 0x20000, /* Print pid/cpu/time */
+	TRACE_ITER_LATENCY_FMT		= 0x40000,
 };
 
 /*