diff options
Diffstat (limited to 'drivers/char/mem.c')
| -rw-r--r-- | drivers/char/mem.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 5f066963f171..cc9a9d0df979 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -18,7 +18,6 @@ #include <linux/raw.h> #include <linux/tty.h> #include <linux/capability.h> -#include <linux/smp_lock.h> #include <linux/ptrace.h> #include <linux/device.h> #include <linux/highmem.h> @@ -552,7 +551,7 @@ static ssize_t write_kmem(struct file * file, const char __user * buf, return virtr + wrote; } -#if (defined(CONFIG_ISA) || defined(CONFIG_PCI)) && !defined(__mc68000__) +#ifdef CONFIG_DEVPORT static ssize_t read_port(struct file * file, char __user * buf, size_t count, loff_t *ppos) { @@ -835,7 +834,7 @@ static const struct file_operations null_fops = { .splice_write = splice_write_null, }; -#if (defined(CONFIG_ISA) || defined(CONFIG_PCI)) && !defined(__mc68000__) +#ifdef CONFIG_DEVPORT static const struct file_operations port_fops = { .llseek = memory_lseek, .read = read_port, @@ -913,7 +912,7 @@ static int memory_open(struct inode * inode, struct file * filp) case 3: filp->f_op = &null_fops; break; -#if (defined(CONFIG_ISA) || defined(CONFIG_PCI)) && !defined(__mc68000__) +#ifdef CONFIG_DEVPORT case 4: filp->f_op = &port_fops; break; @@ -960,7 +959,7 @@ static const struct { {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(CONFIG_PCI)) && !defined(__mc68000__) +#ifdef CONFIG_DEVPORT {4, "port", S_IRUSR | S_IWUSR | S_IRGRP, &port_fops}, #endif {5, "zero", S_IRUGO | S_IWUGO, &zero_fops}, |
