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authorLi Zefan <lizf@cn.fujitsu.com>2009-03-27 14:55:44 +0800
committerIngo Molnar <mingo@elte.hu>2009-04-07 14:43:06 +0200
commita5dec5573f3c7e63f2f9b5852b9759ea342a5ff9 (patch)
tree5d5cb96136fc304bc01bc9cfeb072a6ab86230be /kernel/trace/trace_boot.c
parent86665c75da41889f92b774f31ea5a9a436f392a8 (diff)
tracing: use macros to denote usec and nsec per second
Impact: cleanup Use USEC_PER_SEC and NSEC_PER_SEC instead of 1000000 and 1000000000. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> LKML-Reference: <49CC7870.9000309@cn.fujitsu.com> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_boot.c')
-rw-r--r--kernel/trace/trace_boot.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c
index 7a30fc4c3642..a29ef23ffb47 100644
--- a/kernel/trace/trace_boot.c
+++ b/kernel/trace/trace_boot.c
@@ -9,6 +9,7 @@
#include <linux/debugfs.h>
#include <linux/ftrace.h>
#include <linux/kallsyms.h>
+#include <linux/time.h>
#include "trace.h"
#include "trace_output.h"
@@ -67,7 +68,7 @@ initcall_call_print_line(struct trace_iterator *iter)
trace_assign_type(field, entry);
call = &field->boot_call;
ts = iter->ts;
- nsec_rem = do_div(ts, 1000000000);
+ nsec_rem = do_div(ts, NSEC_PER_SEC);
ret = trace_seq_printf(s, "[%5ld.%09ld] calling %s @ %i\n",
(unsigned long)ts, nsec_rem, call->func, call->caller);
@@ -92,7 +93,7 @@ initcall_ret_print_line(struct trace_iterator *iter)
trace_assign_type(field, entry);
init_ret = &field->boot_ret;
ts = iter->ts;
- nsec_rem = do_div(ts, 1000000000);
+ nsec_rem = do_div(ts, NSEC_PER_SEC);
ret = trace_seq_printf(s, "[%5ld.%09ld] initcall %s "
"returned %d after %llu msecs\n",