patch-2.4.19 linux-2.4.19/drivers/char/mem.c

• Lines: 37
• Date: Fri Aug 2 17:39:43 2002
• Orig file: linux-2.4.18/drivers/char/mem.c
• Orig date: Fri Dec 21 09:41:54 2001

diff -urN linux-2.4.18/drivers/char/mem.c linux-2.4.19/drivers/char/mem.c
@@ -323,7 +323,7 @@
  	return virtr + wrote;
 }
 
-#if !defined(__mc68000__)
+#if defined(CONFIG_ISA) || !defined(__mc68000__)
 static ssize_t read_port(struct file * file, char * buf,
 			 size_t count, loff_t *ppos)
 {
@@ -550,7 +550,7 @@
 	write:		write_null,
 };
 
-#if !defined(__mc68000__)
+#if defined(CONFIG_ISA) || !defined(__mc68000__)
 static struct file_operations port_fops = {
 	llseek:		memory_lseek,
 	read:		read_port,
@@ -584,7 +584,7 @@
 		case 3:
 			filp->f_op = &null_fops;
 			break;
-#if !defined(__mc68000__)
+#if defined(CONFIG_ISA) || !defined(__mc68000__)
 		case 4:
 			filp->f_op = &port_fops;
 			break;
@@ -621,7 +621,9 @@
 	{1, "mem",     S_IRUSR | S_IWUSR | S_IRGRP, &mem_fops},
 	{2, "kmem",    S_IRUSR | S_IWUSR | S_IRGRP, &kmem_fops},
 	{3, "null",    S_IRUGO | S_IWUGO,           &null_fops},
+#if defined(CONFIG_ISA) || !defined(__mc68000__)
 	{4, "port",    S_IRUSR | S_IWUSR | S_IRGRP, &port_fops},
+#endif
 	{5, "zero",    S_IRUGO | S_IWUGO,           &zero_fops},
 	{7, "full",    S_IRUGO | S_IWUGO,           &full_fops},
 	{8, "random",  S_IRUGO | S_IWUSR,           &random_fops},