From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759817AbZDHGz3 (ORCPT ); Wed, 8 Apr 2009 02:55:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754008AbZDHGzS (ORCPT ); Wed, 8 Apr 2009 02:55:18 -0400 Received: from hera.kernel.org ([140.211.167.34]:35328 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753514AbZDHGzQ (ORCPT ); Wed, 8 Apr 2009 02:55:16 -0400 Date: Wed, 8 Apr 2009 06:54:39 GMT From: Li Zefan To: linux-tip-commits@vger.kernel.org Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, fweisbec@gmail.com, rostedt@goodmis.org, lizf@cn.fujitsu.com, tglx@linutronix.de Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, fweisbec@gmail.com, lizf@cn.fujitsu.com, rostedt@goodmis.org, tglx@linutronix.de In-Reply-To: <49CC7870.9000309@cn.fujitsu.com> References: <49CC7870.9000309@cn.fujitsu.com> Subject: [tip:tracing/core] tracing: use macros to denote usec and nsec per second Message-ID: Git-Commit-ID: a5dec5573f3c7e63f2f9b5852b9759ea342a5ff9 X-Mailer: tip-git-log-daemon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.0 (hera.kernel.org [127.0.0.1]); Wed, 08 Apr 2009 06:54:43 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: a5dec5573f3c7e63f2f9b5852b9759ea342a5ff9 Gitweb: http://git.kernel.org/tip/a5dec5573f3c7e63f2f9b5852b9759ea342a5ff9 Author: Li Zefan AuthorDate: Fri, 27 Mar 2009 14:55:44 +0800 Committer: Ingo Molnar CommitDate: Tue, 7 Apr 2009 14:43:06 +0200 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 LKML-Reference: <49CC7870.9000309@cn.fujitsu.com> Acked-by: Frederic Weisbecker Signed-off-by: Steven Rostedt --- kernel/trace/trace_boot.c | 5 +++-- kernel/trace/trace_mmiotrace.c | 6 ++++-- 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c index 7a30fc4..a29ef23 100644 --- a/kernel/trace/trace_boot.c +++ b/kernel/trace/trace_boot.c @@ -9,6 +9,7 @@ #include #include #include +#include #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", diff --git a/kernel/trace/trace_mmiotrace.c b/kernel/trace/trace_mmiotrace.c index 8e37fcd..d53b45e 100644 --- a/kernel/trace/trace_mmiotrace.c +++ b/kernel/trace/trace_mmiotrace.c @@ -9,6 +9,8 @@ #include #include #include +#include + #include #include "trace.h" @@ -174,7 +176,7 @@ static enum print_line_t mmio_print_rw(struct trace_iterator *iter) struct mmiotrace_rw *rw; struct trace_seq *s = &iter->seq; unsigned long long t = ns2usecs(iter->ts); - unsigned long usec_rem = do_div(t, 1000000ULL); + unsigned long usec_rem = do_div(t, USEC_PER_SEC); unsigned secs = (unsigned long)t; int ret = 1; @@ -221,7 +223,7 @@ static enum print_line_t mmio_print_map(struct trace_iterator *iter) struct mmiotrace_map *m; struct trace_seq *s = &iter->seq; unsigned long long t = ns2usecs(iter->ts); - unsigned long usec_rem = do_div(t, 1000000ULL); + unsigned long usec_rem = do_div(t, USEC_PER_SEC); unsigned secs = (unsigned long)t; int ret;