#define XL_DEBUG 0
 
+#include <linux/jiffies.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
        t=jiffies;
        while (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_CMD_IN_PROGRESS) { 
                schedule();             
-               if(jiffies-t > 40*HZ) {
+               if (time_after(jiffies, t + 40 * HZ)) {
                        printk(KERN_ERR "%s: 3COM 3C359 Velocity XL  card not responding to global reset.\n", dev->name);
                        return -ENODEV;
                }
        t=jiffies;
        while ( !(readw(xl_mmio + MMIO_INTSTATUS_AUTO) & INTSTAT_SRB) ) { 
                schedule();             
-               if(jiffies-t > 15*HZ) {
+               if (time_after(jiffies, t + 15 * HZ)) {
                        printk(KERN_ERR "3COM 3C359 Velocity XL  card not responding.\n");
                        return -ENODEV; 
                }
        t=jiffies;
        while (! (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_SRB)) { 
                schedule();             
-               if(jiffies-t > 40*HZ) {
+               if (time_after(jiffies, t + 40 * HZ)) {
                        printk(KERN_ERR "3COM 3C359 Velocity XL  card not responding.\n");
                        break ; 
                }
 
        t=jiffies;
        while (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_CMD_IN_PROGRESS) { 
-               if(jiffies-t > 40*HZ) {
+               if (time_after(jiffies, t + 40 * HZ)) {
                        printk(KERN_ERR "3COM 3C359 Velocity XL  card not responding.\n");
                        break ; 
                }
        t=jiffies;
        while (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_CMD_IN_PROGRESS) { 
                schedule();             
-               if(jiffies-t > 10*HZ) {
+               if (time_after(jiffies, t + 10 * HZ)) {
                        printk(KERN_ERR "%s: 3COM 3C359 Velocity XL-DNSTALL not responding.\n", dev->name);
                        break ; 
                }
        t=jiffies;
        while (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_CMD_IN_PROGRESS) { 
                schedule();             
-               if(jiffies-t > 10*HZ) {
+               if (time_after(jiffies, t + 10 * HZ)) {
                        printk(KERN_ERR "%s: 3COM 3C359 Velocity XL-DNDISABLE not responding.\n", dev->name);
                        break ;
                }
        t=jiffies;
        while (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_CMD_IN_PROGRESS) { 
                schedule();             
-               if(jiffies-t > 10*HZ) {
+               if (time_after(jiffies, t + 10 * HZ)) {
                        printk(KERN_ERR "%s: 3COM 3C359 Velocity XL-UPSTALL not responding.\n", dev->name);
                        break ; 
                }
        t=jiffies;
        while (!(readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_SRB)) { 
                schedule();             
-               if(jiffies-t > 10*HZ) {
+               if (time_after(jiffies, t + 10 * HZ)) {
                        printk(KERN_ERR "%s: 3COM 3C359 Velocity XL-CLOSENIC not responding.\n", dev->name);
                        break ; 
                }
        t=jiffies;
        while (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_CMD_IN_PROGRESS) { 
                schedule();             
-               if(jiffies-t > 10*HZ) {
+               if (time_after(jiffies, t + 10 * HZ)) {
                        printk(KERN_ERR "%s: 3COM 3C359 Velocity XL-UPRESET not responding.\n", dev->name);
                        break ; 
                }
        t=jiffies;
        while (readw(xl_mmio + MMIO_INTSTATUS) & INTSTAT_CMD_IN_PROGRESS) { 
                schedule();             
-               if(jiffies-t > 10*HZ) {
+               if (time_after(jiffies, t + 10 * HZ)) {
                        printk(KERN_ERR "%s: 3COM 3C359 Velocity XL-DNRESET not responding.\n", dev->name);
                        break ; 
                }