aboutsummaryrefslogtreecommitdiff
path: root/drivers/s390/char
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/char')
-rw-r--r--drivers/s390/char/fs3270.c1
-rw-r--r--drivers/s390/char/monreader.c1
-rw-r--r--drivers/s390/char/monwriter.c1
-rw-r--r--drivers/s390/char/sclp.c2
-rw-r--r--drivers/s390/char/tape_3590.c6
-rw-r--r--drivers/s390/char/tape_block.c13
-rw-r--r--drivers/s390/char/tape_char.c1
-rw-r--r--drivers/s390/char/vmcp.c7
-rw-r--r--drivers/s390/char/vmlogrdr.c1
-rw-r--r--drivers/s390/char/vmwatchdog.c1
-rw-r--r--drivers/s390/char/zcore.c2
11 files changed, 23 insertions, 13 deletions
diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c
index 857dfcb7b35..eb28fb01a38 100644
--- a/drivers/s390/char/fs3270.c
+++ b/drivers/s390/char/fs3270.c
@@ -520,6 +520,7 @@ static const struct file_operations fs3270_fops = {
.compat_ioctl = fs3270_ioctl, /* ioctl */
.open = fs3270_open, /* open */
.release = fs3270_close, /* release */
+ .llseek = no_llseek,
};
/*
diff --git a/drivers/s390/char/monreader.c b/drivers/s390/char/monreader.c
index e021ec663ef..5b8b8592d31 100644
--- a/drivers/s390/char/monreader.c
+++ b/drivers/s390/char/monreader.c
@@ -447,6 +447,7 @@ static const struct file_operations mon_fops = {
.release = &mon_close,
.read = &mon_read,
.poll = &mon_poll,
+ .llseek = noop_llseek,
};
static struct miscdevice mon_dev = {
diff --git a/drivers/s390/char/monwriter.c b/drivers/s390/char/monwriter.c
index 572a1e7fd09..e0702d3ea33 100644
--- a/drivers/s390/char/monwriter.c
+++ b/drivers/s390/char/monwriter.c
@@ -274,6 +274,7 @@ static const struct file_operations monwrite_fops = {
.open = &monwrite_open,
.release = &monwrite_close,
.write = &monwrite_write,
+ .llseek = noop_llseek,
};
static struct miscdevice mon_dev = {
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index f6d72e1f2a3..5707a80b96b 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -468,7 +468,7 @@ sclp_sync_wait(void)
cr0_sync &= 0xffff00a0;
cr0_sync |= 0x00000200;
__ctl_load(cr0_sync, 0, 0);
- __raw_local_irq_stosm(0x01);
+ __arch_local_irq_stosm(0x01);
/* Loop until driver state indicates finished request */
while (sclp_running_state != sclp_running_state_idle) {
/* Check for expired request timer */
diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index fc993acf99b..deff2c3361e 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -31,7 +31,7 @@ debug_info_t *TAPE_DBF_AREA = NULL;
EXPORT_SYMBOL(TAPE_DBF_AREA);
/*******************************************************************
- * Error Recovery fuctions:
+ * Error Recovery functions:
* - Read Opposite: implemented
* - Read Device (buffered) log: BRA
* - Read Library log: BRA
@@ -798,7 +798,7 @@ tape_3590_done(struct tape_device *device, struct tape_request *request)
}
/*
- * This fuction is called, when error recovery was successfull
+ * This function is called, when error recovery was successful
*/
static inline int
tape_3590_erp_succeded(struct tape_device *device, struct tape_request *request)
@@ -809,7 +809,7 @@ tape_3590_erp_succeded(struct tape_device *device, struct tape_request *request)
}
/*
- * This fuction is called, when error recovery was not successfull
+ * This function is called, when error recovery was not successful
*/
static inline int
tape_3590_erp_failed(struct tape_device *device, struct tape_request *request,
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 85cf607fc78..f0fa9ca5cb2 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -16,7 +16,7 @@
#include <linux/fs.h>
#include <linux/module.h>
#include <linux/blkdev.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
#include <linux/interrupt.h>
#include <linux/buffer_head.h>
#include <linux/kernel.h>
@@ -45,6 +45,7 @@
/*
* file operation structure for tape block frontend
*/
+static DEFINE_MUTEX(tape_block_mutex);
static int tapeblock_open(struct block_device *, fmode_t);
static int tapeblock_release(struct gendisk *, fmode_t);
static int tapeblock_medium_changed(struct gendisk *);
@@ -361,7 +362,7 @@ tapeblock_open(struct block_device *bdev, fmode_t mode)
struct tape_device * device;
int rc;
- lock_kernel();
+ mutex_lock(&tape_block_mutex);
device = tape_get_device(disk->private_data);
if (device->required_tapemarks) {
@@ -385,14 +386,14 @@ tapeblock_open(struct block_device *bdev, fmode_t mode)
* is called.
*/
tape_state_set(device, TS_BLKUSE);
- unlock_kernel();
+ mutex_unlock(&tape_block_mutex);
return 0;
release:
tape_release(device);
put_device:
tape_put_device(device);
- unlock_kernel();
+ mutex_unlock(&tape_block_mutex);
return rc;
}
@@ -407,11 +408,11 @@ tapeblock_release(struct gendisk *disk, fmode_t mode)
{
struct tape_device *device = disk->private_data;
- lock_kernel();
+ mutex_lock(&tape_block_mutex);
tape_state_set(device, TS_IN_USE);
tape_release(device);
tape_put_device(device);
- unlock_kernel();
+ mutex_unlock(&tape_block_mutex);
return 0;
}
diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c
index 539045acaad..883e2db02bd 100644
--- a/drivers/s390/char/tape_char.c
+++ b/drivers/s390/char/tape_char.c
@@ -53,6 +53,7 @@ static const struct file_operations tape_fops =
#endif
.open = tapechar_open,
.release = tapechar_release,
+ .llseek = no_llseek,
};
static int tapechar_major = TAPECHAR_MAJOR;
diff --git a/drivers/s390/char/vmcp.c b/drivers/s390/char/vmcp.c
index 04e532eec03..31a3ccbb649 100644
--- a/drivers/s390/char/vmcp.c
+++ b/drivers/s390/char/vmcp.c
@@ -47,7 +47,7 @@ static int vmcp_release(struct inode *inode, struct file *file)
{
struct vmcp_session *session;
- session = (struct vmcp_session *)file->private_data;
+ session = file->private_data;
file->private_data = NULL;
free_pages((unsigned long)session->response, get_order(session->bufsize));
kfree(session);
@@ -94,7 +94,7 @@ vmcp_write(struct file *file, const char __user *buff, size_t count,
return -EFAULT;
}
cmd[count] = '\0';
- session = (struct vmcp_session *)file->private_data;
+ session = file->private_data;
if (mutex_lock_interruptible(&session->mutex)) {
kfree(cmd);
return -ERESTARTSYS;
@@ -136,7 +136,7 @@ static long vmcp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
int __user *argp;
int temp;
- session = (struct vmcp_session *)file->private_data;
+ session = file->private_data;
if (is_compat_task())
argp = compat_ptr(arg);
else
@@ -177,6 +177,7 @@ static const struct file_operations vmcp_fops = {
.write = vmcp_write,
.unlocked_ioctl = vmcp_ioctl,
.compat_ioctl = vmcp_ioctl,
+ .llseek = no_llseek,
};
static struct miscdevice vmcp_dev = {
diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c
index e40a1b89286..0d6dc4b92cc 100644
--- a/drivers/s390/char/vmlogrdr.c
+++ b/drivers/s390/char/vmlogrdr.c
@@ -97,6 +97,7 @@ static const struct file_operations vmlogrdr_fops = {
.open = vmlogrdr_open,
.release = vmlogrdr_release,
.read = vmlogrdr_read,
+ .llseek = no_llseek,
};
diff --git a/drivers/s390/char/vmwatchdog.c b/drivers/s390/char/vmwatchdog.c
index e13508c98b1..12ef9121d4f 100644
--- a/drivers/s390/char/vmwatchdog.c
+++ b/drivers/s390/char/vmwatchdog.c
@@ -297,6 +297,7 @@ static const struct file_operations vmwdt_fops = {
.unlocked_ioctl = &vmwdt_ioctl,
.write = &vmwdt_write,
.owner = THIS_MODULE,
+ .llseek = noop_llseek,
};
static struct miscdevice vmwdt_dev = {
diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c
index f5ea3384a4b..3b94044027c 100644
--- a/drivers/s390/char/zcore.c
+++ b/drivers/s390/char/zcore.c
@@ -459,6 +459,7 @@ static const struct file_operations zcore_memmap_fops = {
.read = zcore_memmap_read,
.open = zcore_memmap_open,
.release = zcore_memmap_release,
+ .llseek = no_llseek,
};
static ssize_t zcore_reipl_write(struct file *filp, const char __user *buf,
@@ -486,6 +487,7 @@ static const struct file_operations zcore_reipl_fops = {
.write = zcore_reipl_write,
.open = zcore_reipl_open,
.release = zcore_reipl_release,
+ .llseek = no_llseek,
};
#ifdef CONFIG_32BIT
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-27 09:42:14 +0000