* [PATCH] Use time_before in hamradio drivers
@ 2005-07-15 10:16 Ralf Baechle DL5RB
2005-07-31 4:51 ` Jeff Garzik
0 siblings, 1 reply; 2+ messages in thread
From: Ralf Baechle DL5RB @ 2005-07-15 10:16 UTC (permalink / raw)
To: Jeff Garzik; +Cc: netdev, linux-hams, Marcelo Feitoza Parisi, domen
From: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>
Use of time_before() macro, defined at linux/jiffies.h, which deal with
wrapping correctly and are nicer to read.
Signed-off-by: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: Ralf Baechle DL5RB <ralf@linux-mips.org>
baycom_epp.c | 3 ++-
baycom_par.c | 3 ++-
baycom_ser_fdx.c | 3 ++-
baycom_ser_hdx.c | 3 ++-
mkiss.c | 3 ++-
5 files changed, 10 insertions(+), 5 deletions(-)
Index: linux-cvs/drivers/net/hamradio/mkiss.c
===================================================================
--- linux-cvs.orig/drivers/net/hamradio/mkiss.c 2005-07-15 11:11:26.000000000 +0100
+++ linux-cvs/drivers/net/hamradio/mkiss.c 2005-07-15 11:12:40.000000000 +0100
@@ -46,6 +46,7 @@
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/if_arp.h>
+#include <linux/jiffies.h>
#include <net/ax25.h>
@@ -429,7 +430,7 @@
* May be we must check transmitter timeout here ?
* 14 Oct 1994 Dmitry Gorodchanin.
*/
- if (jiffies - dev->trans_start < 20 * HZ) {
+ if (time_before(jiffies, dev->trans_start + 20 * HZ)) {
/* 20 sec timeout not reached */
return 1;
}
Index: linux-cvs/drivers/net/hamradio/baycom_ser_fdx.c
===================================================================
--- linux-cvs.orig/drivers/net/hamradio/baycom_ser_fdx.c 2005-07-15 11:11:26.000000000 +0100
+++ linux-cvs/drivers/net/hamradio/baycom_ser_fdx.c 2005-07-15 11:12:40.000000000 +0100
@@ -79,6 +79,7 @@
#include <asm/io.h>
#include <linux/hdlcdrv.h>
#include <linux/baycom.h>
+#include <linux/jiffies.h>
/* --------------------------------------------------------------------- */
@@ -159,7 +160,7 @@
* measure the interrupt frequency
*/
bc->debug_vals.cur_intcnt++;
- if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) {
+ if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) {
bc->debug_vals.last_jiffies = cur_jiffies;
bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt;
bc->debug_vals.cur_intcnt = 0;
Index: linux-cvs/drivers/net/hamradio/baycom_ser_hdx.c
===================================================================
--- linux-cvs.orig/drivers/net/hamradio/baycom_ser_hdx.c 2005-07-15 11:11:26.000000000 +0100
+++ linux-cvs/drivers/net/hamradio/baycom_ser_hdx.c 2005-07-15 11:12:40.000000000 +0100
@@ -69,6 +69,7 @@
#include <asm/io.h>
#include <linux/hdlcdrv.h>
#include <linux/baycom.h>
+#include <linux/jiffies.h>
/* --------------------------------------------------------------------- */
@@ -150,7 +151,7 @@
* measure the interrupt frequency
*/
bc->debug_vals.cur_intcnt++;
- if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) {
+ if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) {
bc->debug_vals.last_jiffies = cur_jiffies;
bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt;
bc->debug_vals.cur_intcnt = 0;
Index: linux-cvs/drivers/net/hamradio/baycom_epp.c
===================================================================
--- linux-cvs.orig/drivers/net/hamradio/baycom_epp.c 2005-07-15 11:11:26.000000000 +0100
+++ linux-cvs/drivers/net/hamradio/baycom_epp.c 2005-07-15 11:12:40.000000000 +0100
@@ -54,6 +54,7 @@
#include <linux/kmod.h>
#include <linux/hdlcdrv.h>
#include <linux/baycom.h>
+#include <linux/jiffies.h>
#if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)
/* prototypes for ax25_encapsulate and ax25_rebuild_header */
#include <net/ax25.h>
@@ -287,7 +288,7 @@
* measure the interrupt frequency
*/
bc->debug_vals.cur_intcnt++;
- if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) {
+ if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) {
bc->debug_vals.last_jiffies = cur_jiffies;
bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt;
bc->debug_vals.cur_intcnt = 0;
Index: linux-cvs/drivers/net/hamradio/baycom_par.c
===================================================================
--- linux-cvs.orig/drivers/net/hamradio/baycom_par.c 2005-07-15 11:11:26.000000000 +0100
+++ linux-cvs/drivers/net/hamradio/baycom_par.c 2005-07-15 11:12:40.000000000 +0100
@@ -84,6 +84,7 @@
#include <linux/baycom.h>
#include <linux/parport.h>
#include <linux/bitops.h>
+#include <linux/jiffies.h>
#include <asm/bug.h>
#include <asm/system.h>
@@ -165,7 +166,7 @@
* measure the interrupt frequency
*/
bc->debug_vals.cur_intcnt++;
- if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) {
+ if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) {
bc->debug_vals.last_jiffies = cur_jiffies;
bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt;
bc->debug_vals.cur_intcnt = 0;
^ permalink raw reply [flat|nested] 2+ messages in thread
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2005-07-15 10:16 [PATCH] Use time_before in hamradio drivers Ralf Baechle DL5RB
2005-07-31 4:51 ` Jeff Garzik
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