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-rw-r--r--drivers/s390/block/dasd.c21
-rw-r--r--drivers/s390/block/dasd_cmb.c19
-rw-r--r--drivers/s390/block/dasd_devmap.c59
-rw-r--r--drivers/s390/block/dasd_eckd.c5
-rw-r--r--drivers/s390/block/dasd_genhd.c10
-rw-r--r--drivers/s390/block/dasd_int.h7
-rw-r--r--drivers/s390/block/dasd_ioctl.c31
-rw-r--r--drivers/s390/block/dasd_proc.c8
-rw-r--r--drivers/s390/cio/airq.c4
-rw-r--r--drivers/s390/cio/cio.c4
-rw-r--r--drivers/s390/cio/device_ops.c6
-rw-r--r--drivers/s390/cio/qdio.h6
-rw-r--r--drivers/s390/crypto/z90main.c140
-rw-r--r--drivers/s390/net/smsgiucv.c19
-rw-r--r--drivers/s390/net/smsgiucv.h4
15 files changed, 176 insertions, 167 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index b755bac6ccbc..02cfe244e069 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -7,7 +7,7 @@
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999-2001
*
- * $Revision: 1.158 $
+ * $Revision: 1.161 $
*/
#include <linux/config.h>
@@ -1131,13 +1131,17 @@ __dasd_process_blk_queue(struct dasd_device * device)
request_queue_t *queue;
struct request *req;
struct dasd_ccw_req *cqr;
- int nr_queued;
+ int nr_queued, feature_ro;
queue = device->request_queue;
/* No queue ? Then there is nothing to do. */
if (queue == NULL)
return;
+ feature_ro = dasd_get_feature(device->cdev, DASD_FEATURE_READONLY);
+ if (feature_ro < 0) /* no devmap */
+ return;
+
/*
* We requeue request from the block device queue to the ccw
* queue only in two states. In state DASD_STATE_READY the
@@ -1157,8 +1161,8 @@ __dasd_process_blk_queue(struct dasd_device * device)
elv_next_request(queue) &&
nr_queued < DASD_CHANQ_MAX_SIZE) {
req = elv_next_request(queue);
- if (test_bit(DASD_FLAG_RO, &device->flags) &&
- rq_data_dir(req) == WRITE) {
+
+ if (feature_ro && rq_data_dir(req) == WRITE) {
DBF_DEV_EVENT(DBF_ERR, device,
"Rejecting write request %p",
req);
@@ -1631,6 +1635,7 @@ dasd_setup_queue(struct dasd_device * device)
blk_queue_max_hw_segments(device->request_queue, -1L);
blk_queue_max_segment_size(device->request_queue, -1L);
blk_queue_segment_boundary(device->request_queue, -1L);
+ blk_queue_ordered(device->request_queue, 1);
}
/*
@@ -1803,13 +1808,17 @@ dasd_generic_set_online (struct ccw_device *cdev,
{
struct dasd_device *device;
- int rc;
+ int feature_diag, rc;
+
+ feature_diag = dasd_get_feature(cdev, DASD_FEATURE_USEDIAG);
+ if (feature_diag < 0)
+ return feature_diag;
device = dasd_create_device(cdev);
if (IS_ERR(device))
return PTR_ERR(device);
- if (test_bit(DASD_FLAG_USE_DIAG, &device->flags)) {
+ if (feature_diag) {
if (!dasd_diag_discipline_pointer) {
printk (KERN_WARNING
"dasd_generic couldn't online device %s "
diff --git a/drivers/s390/block/dasd_cmb.c b/drivers/s390/block/dasd_cmb.c
index ed1ab474c0c6..4f365bff275c 100644
--- a/drivers/s390/block/dasd_cmb.c
+++ b/drivers/s390/block/dasd_cmb.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/s390/block/dasd_cmb.c ($Revision: 1.6 $)
+ * linux/drivers/s390/block/dasd_cmb.c ($Revision: 1.9 $)
*
* Linux on zSeries Channel Measurement Facility support
* (dasd device driver interface)
@@ -23,7 +23,6 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/init.h>
-#include <linux/ioctl32.h>
#include <linux/module.h>
#include <asm/ccwdev.h>
#include <asm/cmb.h>
@@ -84,27 +83,13 @@ dasd_ioctl_readall_cmb(struct block_device *bdev, int no, long args)
static inline int
ioctl_reg(unsigned int no, dasd_ioctl_fn_t handler)
{
- int ret;
- ret = dasd_ioctl_no_register(THIS_MODULE, no, handler);
-#ifdef CONFIG_COMPAT
- if (ret)
- return ret;
-
- ret = register_ioctl32_conversion(no, NULL);
- if (ret)
- dasd_ioctl_no_unregister(THIS_MODULE, no, handler);
-#endif
- return ret;
+ return dasd_ioctl_no_register(THIS_MODULE, no, handler);
}
static inline void
ioctl_unreg(unsigned int no, dasd_ioctl_fn_t handler)
{
dasd_ioctl_no_unregister(THIS_MODULE, no, handler);
-#ifdef CONFIG_COMPAT
- unregister_ioctl32_conversion(no);
-#endif
-
}
static void
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index ad1841a96c87..1aedc48e5f85 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -11,7 +11,7 @@
* functions may not be called from interrupt context. In particular
* dasd_get_device is a no-no from interrupt context.
*
- * $Revision: 1.37 $
+ * $Revision: 1.40 $
*/
#include <linux/config.h>
@@ -513,14 +513,6 @@ dasd_create_device(struct ccw_device *cdev)
if (!devmap->device) {
devmap->device = device;
device->devindex = devmap->devindex;
- if (devmap->features & DASD_FEATURE_READONLY)
- set_bit(DASD_FLAG_RO, &device->flags);
- else
- clear_bit(DASD_FLAG_RO, &device->flags);
- if (devmap->features & DASD_FEATURE_USEDIAG)
- set_bit(DASD_FLAG_USE_DIAG, &device->flags);
- else
- clear_bit(DASD_FLAG_USE_DIAG, &device->flags);
get_device(&cdev->dev);
device->cdev = cdev;
rc = 0;
@@ -651,14 +643,8 @@ dasd_ro_store(struct device *dev, const char *buf, size_t count)
devmap->features |= DASD_FEATURE_READONLY;
else
devmap->features &= ~DASD_FEATURE_READONLY;
- if (devmap->device) {
- if (devmap->device->gdp)
- set_disk_ro(devmap->device->gdp, ro_flag);
- if (ro_flag)
- set_bit(DASD_FLAG_RO, &devmap->device->flags);
- else
- clear_bit(DASD_FLAG_RO, &devmap->device->flags);
- }
+ if (devmap->device && devmap->device->gdp)
+ set_disk_ro(devmap->device->gdp, ro_flag);
spin_unlock(&dasd_devmap_lock);
return count;
}
@@ -739,6 +725,45 @@ static struct attribute_group dasd_attr_group = {
.attrs = dasd_attrs,
};
+/*
+ * Return value of the specified feature.
+ */
+int
+dasd_get_feature(struct ccw_device *cdev, int feature)
+{
+ struct dasd_devmap *devmap;
+
+ devmap = dasd_find_busid(cdev->dev.bus_id);
+ if (IS_ERR(devmap))
+ return (int) PTR_ERR(devmap);
+
+ return ((devmap->features & feature) != 0);
+}
+
+/*
+ * Set / reset given feature.
+ * Flag indicates wether to set (!=0) or the reset (=0) the feature.
+ */
+int
+dasd_set_feature(struct ccw_device *cdev, int feature, int flag)
+{
+ struct dasd_devmap *devmap;
+
+ devmap = dasd_find_busid(cdev->dev.bus_id);
+ if (IS_ERR(devmap))
+ return (int) PTR_ERR(devmap);
+
+ spin_lock(&dasd_devmap_lock);
+ if (flag)
+ devmap->features |= feature;
+ else
+ devmap->features &= ~feature;
+
+ spin_unlock(&dasd_devmap_lock);
+ return 0;
+}
+
+
int
dasd_add_sysfs_files(struct ccw_device *cdev)
{
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 838aedf78a56..811060e10c00 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -7,7 +7,7 @@
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
*
- * $Revision: 1.69 $
+ * $Revision: 1.71 $
*/
#include <linux/config.h>
@@ -1101,7 +1101,8 @@ dasd_eckd_build_cp(struct dasd_device * device, struct request *req)
if (dasd_eckd_cdl_special(blk_per_trk, recid)){
rcmd |= 0x8;
count = dasd_eckd_cdl_reclen(recid);
- if (count < blksize)
+ if (count < blksize &&
+ rq_data_dir(req) == READ)
memset(dst + count, 0xe5,
blksize - count);
}
diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c
index 1d52db406b2e..96c49349701f 100644
--- a/drivers/s390/block/dasd_genhd.c
+++ b/drivers/s390/block/dasd_genhd.c
@@ -9,7 +9,7 @@
*
* gendisk related functions for the dasd driver.
*
- * $Revision: 1.48 $
+ * $Revision: 1.50 $
*/
#include <linux/config.h>
@@ -31,12 +31,16 @@ int
dasd_gendisk_alloc(struct dasd_device *device)
{
struct gendisk *gdp;
- int len;
+ int len, feature_ro;
/* Make sure the minor for this device exists. */
if (device->devindex >= DASD_PER_MAJOR)
return -EBUSY;
+ feature_ro = dasd_get_feature(device->cdev, DASD_FEATURE_READONLY);
+ if (feature_ro < 0)
+ return feature_ro;
+
gdp = alloc_disk(1 << DASD_PARTN_BITS);
if (!gdp)
return -ENOMEM;
@@ -71,7 +75,7 @@ dasd_gendisk_alloc(struct dasd_device *device)
sprintf(gdp->devfs_name, "dasd/%s", device->cdev->dev.bus_id);
- if (test_bit(DASD_FLAG_RO, &device->flags))
+ if (feature_ro)
set_disk_ro(gdp, 1);
gdp->private_data = device;
gdp->queue = device->request_queue;
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index 4586e0ecc526..a9f38b235981 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -6,7 +6,7 @@
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
*
- * $Revision: 1.63 $
+ * $Revision: 1.64 $
*/
#ifndef DASD_INT_H
@@ -329,8 +329,6 @@ struct dasd_device {
#define DASD_STOPPED_DC_EIO 16 /* disconnected, return -EIO */
/* per device flags */
-#define DASD_FLAG_RO 0 /* device is read-only */
-#define DASD_FLAG_USE_DIAG 1 /* use diag disciplnie */
#define DASD_FLAG_DSC_ERROR 2 /* return -EIO when disconnected */
#define DASD_FLAG_OFFLINE 3 /* device is in offline processing */
@@ -501,6 +499,9 @@ void dasd_devmap_exit(void);
struct dasd_device *dasd_create_device(struct ccw_device *);
void dasd_delete_device(struct dasd_device *);
+int dasd_get_feature(struct ccw_device *, int);
+int dasd_set_feature(struct ccw_device *, int, int);
+
int dasd_add_sysfs_files(struct ccw_device *);
void dasd_remove_sysfs_files(struct ccw_device *);
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index f1892baa3b18..980c555aa538 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -7,6 +7,8 @@
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999-2001
*
+ * $Revision: 1.45 $
+ *
* i/o controls for the dasd driver.
*/
#include <linux/config.h>
@@ -294,6 +296,7 @@ dasd_ioctl_format(struct block_device *bdev, int no, long args)
{
struct dasd_device *device;
struct format_data_t fdata;
+ int feature_ro;
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
@@ -304,7 +307,11 @@ dasd_ioctl_format(struct block_device *bdev, int no, long args)
if (device == NULL)
return -ENODEV;
- if (test_bit(DASD_FLAG_RO, &device->flags))
+
+ feature_ro = dasd_get_feature(device->cdev, DASD_FEATURE_READONLY);
+ if (feature_ro < 0)
+ return feature_ro;
+ if (feature_ro)
return -EROFS;
if (copy_from_user(&fdata, (void __user *) args,
sizeof (struct format_data_t)))
@@ -377,7 +384,7 @@ dasd_ioctl_information(struct block_device *bdev, int no, long args)
struct dasd_device *device;
struct dasd_information2_t *dasd_info;
unsigned long flags;
- int rc;
+ int rc, feature_ro;
struct ccw_device *cdev;
device = bdev->bd_disk->private_data;
@@ -387,6 +394,10 @@ dasd_ioctl_information(struct block_device *bdev, int no, long args)
if (!device->discipline->fill_info)
return -EINVAL;
+ feature_ro = dasd_get_feature(device->cdev, DASD_FEATURE_READONLY);
+ if (feature_ro < 0)
+ return feature_ro;
+
dasd_info = kmalloc(sizeof(struct dasd_information2_t), GFP_KERNEL);
if (dasd_info == NULL)
return -ENOMEM;
@@ -415,9 +426,8 @@ dasd_ioctl_information(struct block_device *bdev, int no, long args)
if ((device->state < DASD_STATE_READY) ||
(dasd_check_blocksize(device->bp_block)))
dasd_info->format = DASD_FORMAT_NONE;
-
- dasd_info->features |= test_bit(DASD_FLAG_RO, &device->flags) ?
- DASD_FEATURE_READONLY : DASD_FEATURE_DEFAULT;
+
+ dasd_info->features |= feature_ro;
if (device->discipline)
memcpy(dasd_info->type, device->discipline->name, 4);
@@ -460,7 +470,7 @@ static int
dasd_ioctl_set_ro(struct block_device *bdev, int no, long args)
{
struct dasd_device *device;
- int intval;
+ int intval, rc;
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
@@ -472,12 +482,11 @@ dasd_ioctl_set_ro(struct block_device *bdev, int no, long args)
device = bdev->bd_disk->private_data;
if (device == NULL)
return -ENODEV;
+
set_disk_ro(bdev->bd_disk, intval);
- if (intval)
- set_bit(DASD_FLAG_RO, &device->flags);
- else
- clear_bit(DASD_FLAG_RO, &device->flags);
- return 0;
+ rc = dasd_set_feature(device->cdev, DASD_FEATURE_READONLY, intval);
+
+ return rc;
}
/*
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 353d41118c62..d7f19745911f 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -9,7 +9,7 @@
*
* /proc interface for the dasd driver.
*
- * $Revision: 1.30 $
+ * $Revision: 1.31 $
*/
#include <linux/config.h>
@@ -54,6 +54,7 @@ dasd_devices_show(struct seq_file *m, void *v)
{
struct dasd_device *device;
char *substr;
+ int feature;
device = dasd_device_from_devindex((unsigned long) v - 1);
if (IS_ERR(device))
@@ -77,7 +78,10 @@ dasd_devices_show(struct seq_file *m, void *v)
else
seq_printf(m, " is ????????");
/* Print devices features. */
- substr = test_bit(DASD_FLAG_RO, &device->flags) ? "(ro)" : " ";
+ feature = dasd_get_feature(device->cdev, DASD_FEATURE_READONLY);
+ if (feature < 0)
+ return 0;
+ substr = feature ? "(ro)" : " ";
seq_printf(m, "%4s: ", substr);
/* Print device status information. */
switch ((device != NULL) ? device->state : -1) {
diff --git a/drivers/s390/cio/airq.c b/drivers/s390/cio/airq.c
index 3720e77b465f..83e6a060668e 100644
--- a/drivers/s390/cio/airq.c
+++ b/drivers/s390/cio/airq.c
@@ -45,7 +45,7 @@ s390_register_adapter_interrupt (adapter_int_handler_t handler)
else
ret = (cmpxchg(&adapter_handler, NULL, handler) ? -EBUSY : 0);
if (!ret)
- synchronize_kernel();
+ synchronize_sched(); /* Allow interrupts to complete. */
sprintf (dbf_txt, "ret:%d", ret);
CIO_TRACE_EVENT (4, dbf_txt);
@@ -65,7 +65,7 @@ s390_unregister_adapter_interrupt (adapter_int_handler_t handler)
ret = -EINVAL;
else {
adapter_handler = NULL;
- synchronize_kernel();
+ synchronize_sched(); /* Allow interrupts to complete. */
ret = 0;
}
sprintf (dbf_txt, "ret:%d", ret);
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 99ce5a567982..1d9b3f18d8de 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -1,7 +1,7 @@
/*
* drivers/s390/cio/cio.c
* S/390 common I/O routines -- low level i/o calls
- * $Revision: 1.131 $
+ * $Revision: 1.133 $
*
* Copyright (C) 1999-2002 IBM Deutschland Entwicklung GmbH,
* IBM Corporation
@@ -228,7 +228,7 @@ cio_start_key (struct subchannel *sch, /* subchannel structure */
int
cio_start (struct subchannel *sch, struct ccw1 *cpa, __u8 lpm)
{
- return cio_start_key(sch, cpa, lpm, default_storage_key);
+ return cio_start_key(sch, cpa, lpm, PAGE_DEFAULT_KEY);
}
/*
diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index 11e260e0b9c9..02d01a0de16c 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -1,7 +1,7 @@
/*
* drivers/s390/cio/device_ops.c
*
- * $Revision: 1.55 $
+ * $Revision: 1.56 $
*
* Copyright (C) 2002 IBM Deutschland Entwicklung GmbH,
* IBM Corporation
@@ -128,7 +128,7 @@ ccw_device_start(struct ccw_device *cdev, struct ccw1 *cpa,
unsigned long intparm, __u8 lpm, unsigned long flags)
{
return ccw_device_start_key(cdev, cpa, intparm, lpm,
- default_storage_key, flags);
+ PAGE_DEFAULT_KEY, flags);
}
int
@@ -137,7 +137,7 @@ ccw_device_start_timeout(struct ccw_device *cdev, struct ccw1 *cpa,
int expires)
{
return ccw_device_start_timeout_key(cdev, cpa, intparm, lpm,
- default_storage_key, flags,
+ PAGE_DEFAULT_KEY, flags,
expires);
}
diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index 9ad14db24143..b6daadac4e8b 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -1,7 +1,9 @@
#ifndef _CIO_QDIO_H
#define _CIO_QDIO_H
-#define VERSION_CIO_QDIO_H "$Revision: 1.26 $"
+#include <asm/page.h>
+
+#define VERSION_CIO_QDIO_H "$Revision: 1.32 $"
#ifdef CONFIG_QDIO_DEBUG
#define QDIO_VERBOSE_LEVEL 9
@@ -42,7 +44,7 @@
#define QDIO_Q_LAPS 5
-#define QDIO_STORAGE_KEY 0
+#define QDIO_STORAGE_KEY PAGE_DEFAULT_KEY
#define L2_CACHELINE_SIZE 256
#define INDICATORS_PER_CACHELINE (L2_CACHELINE_SIZE/sizeof(__u32))
diff --git a/drivers/s390/crypto/z90main.c b/drivers/s390/crypto/z90main.c
index a98c00c02559..9ec29bb41b28 100644
--- a/drivers/s390/crypto/z90main.c
+++ b/drivers/s390/crypto/z90main.c
@@ -385,8 +385,8 @@ static int z90crypt_release(struct inode *, struct file *);
static ssize_t z90crypt_read(struct file *, char __user *, size_t, loff_t *);
static ssize_t z90crypt_write(struct file *, const char __user *,
size_t, loff_t *);
-static int z90crypt_ioctl(struct inode *, struct file *,
- unsigned int, unsigned long);
+static long z90crypt_unlocked_ioctl(struct file *, unsigned int, unsigned long);
+static long z90crypt_compat_ioctl(struct file *, unsigned int, unsigned long);
static void z90crypt_reader_task(unsigned long);
static void z90crypt_schedule_reader_task(unsigned long);
@@ -433,12 +433,15 @@ static atomic_t total_open;
static atomic_t z90crypt_step;
static struct file_operations z90crypt_fops = {
- .owner = THIS_MODULE,
- .read = z90crypt_read,
- .write = z90crypt_write,
- .ioctl = z90crypt_ioctl,
- .open = z90crypt_open,
- .release = z90crypt_release
+ .owner = THIS_MODULE,
+ .read = z90crypt_read,
+ .write = z90crypt_write,
+ .unlocked_ioctl = z90crypt_unlocked_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = z90crypt_compat_ioctl,
+#endif
+ .open = z90crypt_open,
+ .release = z90crypt_release
};
#ifndef Z90CRYPT_USE_HOTPLUG
@@ -474,14 +477,13 @@ struct ica_rsa_modexpo_32 { // For 32-bit callers
compat_uptr_t n_modulus;
};
-static int
-trans_modexpo32(unsigned int fd, unsigned int cmd, unsigned long arg,
- struct file *file)
+static long
+trans_modexpo32(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct ica_rsa_modexpo_32 __user *mex32u = compat_ptr(arg);
struct ica_rsa_modexpo_32 mex32k;
struct ica_rsa_modexpo __user *mex64;
- int ret = 0;
+ long ret = 0;
unsigned int i;
if (!access_ok(VERIFY_WRITE, mex32u, sizeof(struct ica_rsa_modexpo_32)))
@@ -498,7 +500,7 @@ trans_modexpo32(unsigned int fd, unsigned int cmd, unsigned long arg,
__put_user(compat_ptr(mex32k.b_key), &mex64->b_key) ||
__put_user(compat_ptr(mex32k.n_modulus), &mex64->n_modulus))
return -EFAULT;
- ret = sys_ioctl(fd, cmd, (unsigned long)mex64);
+ ret = z90crypt_unlocked_ioctl(filp, cmd, (unsigned long)mex64);
if (!ret)
if (__get_user(i, &mex64->outputdatalength) ||
__put_user(i, &mex32u->outputdatalength))
@@ -518,14 +520,13 @@ struct ica_rsa_modexpo_crt_32 { // For 32-bit callers
compat_uptr_t u_mult_inv;
};
-static int
-trans_modexpo_crt32(unsigned int fd, unsigned int cmd, unsigned long arg,
- struct file *file)
+static long
+trans_modexpo_crt32(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct ica_rsa_modexpo_crt_32 __user *crt32u = compat_ptr(arg);
struct ica_rsa_modexpo_crt_32 crt32k;
struct ica_rsa_modexpo_crt __user *crt64;
- int ret = 0;
+ long ret = 0;
unsigned int i;
if (!access_ok(VERIFY_WRITE, crt32u,
@@ -546,9 +547,8 @@ trans_modexpo_crt32(unsigned int fd, unsigned int cmd, unsigned long arg,
__put_user(compat_ptr(crt32k.np_prime), &crt64->np_prime) ||
__put_user(compat_ptr(crt32k.nq_prime), &crt64->nq_prime) ||
__put_user(compat_ptr(crt32k.u_mult_inv), &crt64->u_mult_inv))
- ret = -EFAULT;
- if (!ret)
- ret = sys_ioctl(fd, cmd, (unsigned long)crt64);
+ return -EFAULT;
+ ret = z90crypt_unlocked_ioctl(filp, cmd, (unsigned long)crt64);
if (!ret)
if (__get_user(i, &crt64->outputdatalength) ||
__put_user(i, &crt32u->outputdatalength))
@@ -556,66 +556,34 @@ trans_modexpo_crt32(unsigned int fd, unsigned int cmd, unsigned long arg,
return ret;
}
-static int compatible_ioctls[] = {
- ICAZ90STATUS, Z90QUIESCE, Z90STAT_TOTALCOUNT, Z90STAT_PCICACOUNT,
- Z90STAT_PCICCCOUNT, Z90STAT_PCIXCCCOUNT, Z90STAT_PCIXCCMCL2COUNT,
- Z90STAT_PCIXCCMCL3COUNT, Z90STAT_CEX2CCOUNT, Z90STAT_REQUESTQ_COUNT,
- Z90STAT_PENDINGQ_COUNT, Z90STAT_TOTALOPEN_COUNT, Z90STAT_DOMAIN_INDEX,
- Z90STAT_STATUS_MASK, Z90STAT_QDEPTH_MASK, Z90STAT_PERDEV_REQCNT,
-};
-
-static void z90_unregister_ioctl32s(void)
-{
- int i;
-
- unregister_ioctl32_conversion(ICARSAMODEXPO);
- unregister_ioctl32_conversion(ICARSACRT);
-
- for(i = 0; i < ARRAY_SIZE(compatible_ioctls); i++)
- unregister_ioctl32_conversion(compatible_ioctls[i]);
-}
-
-static int z90_register_ioctl32s(void)
-{
- int result, i;
-
- result = register_ioctl32_conversion(ICARSAMODEXPO, trans_modexpo32);
- if (result == -EBUSY) {
- unregister_ioctl32_conversion(ICARSAMODEXPO);
- result = register_ioctl32_conversion(ICARSAMODEXPO,
- trans_modexpo32);
- }
- if (result)
- return result;
- result = register_ioctl32_conversion(ICARSACRT, trans_modexpo_crt32);
- if (result == -EBUSY) {
- unregister_ioctl32_conversion(ICARSACRT);
- result = register_ioctl32_conversion(ICARSACRT,
- trans_modexpo_crt32);
- }
- if (result)
- return result;
-
- for(i = 0; i < ARRAY_SIZE(compatible_ioctls); i++) {
- result = register_ioctl32_conversion(compatible_ioctls[i], 0);
- if (result == -EBUSY) {
- unregister_ioctl32_conversion(compatible_ioctls[i]);
- result = register_ioctl32_conversion(
- compatible_ioctls[i], 0);
- }
- if (result)
- return result;
- }
- return 0;
-}
-#else // !CONFIG_COMPAT
-static inline void z90_unregister_ioctl32s(void)
-{
-}
-
-static inline int z90_register_ioctl32s(void)
+static long
+z90crypt_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
- return 0;
+ switch (cmd) {
+ case ICAZ90STATUS:
+ case Z90QUIESCE:
+ case Z90STAT_TOTALCOUNT:
+ case Z90STAT_PCICACOUNT:
+ case Z90STAT_PCICCCOUNT:
+ case Z90STAT_PCIXCCCOUNT:
+ case Z90STAT_PCIXCCMCL2COUNT:
+ case Z90STAT_PCIXCCMCL3COUNT:
+ case Z90STAT_CEX2CCOUNT:
+ case Z90STAT_REQUESTQ_COUNT:
+ case Z90STAT_PENDINGQ_COUNT:
+ case Z90STAT_TOTALOPEN_COUNT:
+ case Z90STAT_DOMAIN_INDEX:
+ case Z90STAT_STATUS_MASK:
+ case Z90STAT_QDEPTH_MASK:
+ case Z90STAT_PERDEV_REQCNT:
+ return z90crypt_unlocked_ioctl(filp, cmd, arg);
+ case ICARSAMODEXPO:
+ return trans_modexpo32(filp, cmd, arg);
+ case ICARSACRT:
+ return trans_modexpo_crt32(filp, cmd, arg);
+ default:
+ return -ENOIOCTLCMD;
+ }
}
#endif
@@ -730,14 +698,9 @@ z90crypt_init_module(void)
reader_timer.expires = jiffies + (READERTIME * HZ / 1000);
add_timer(&reader_timer);
- if ((result = z90_register_ioctl32s()))
- goto init_module_cleanup;
-
return 0; // success
init_module_cleanup:
- z90_unregister_ioctl32s();
-
#ifndef Z90CRYPT_USE_HOTPLUG
if ((nresult = misc_deregister(&z90crypt_misc_device)))
PRINTK("misc_deregister failed with %d.\n", nresult);
@@ -763,8 +726,6 @@ z90crypt_cleanup_module(void)
PDEBUG("PID %d\n", PID());
- z90_unregister_ioctl32s();
-
remove_proc_entry("driver/z90crypt", 0);
#ifndef Z90CRYPT_USE_HOTPLUG
@@ -800,7 +761,7 @@ z90crypt_cleanup_module(void)
* z90crypt_release
* z90crypt_read
* z90crypt_write
- * z90crypt_ioctl
+ * z90crypt_unlocked_ioctl
* z90crypt_status
* z90crypt_status_write
* disable_card
@@ -1804,9 +1765,8 @@ z90crypt_rsa(struct priv_data *private_data_p, pid_t pid,
* This function is a little long, but it's really just one large switch
* statement.
*/
-static int
-z90crypt_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+static long
+z90crypt_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct priv_data *private_data_p = filp->private_data;
unsigned char *status;
diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c
index a3d285859564..1e3f7f3c662f 100644
--- a/drivers/s390/net/smsgiucv.c
+++ b/drivers/s390/net/smsgiucv.c
@@ -32,7 +32,7 @@ struct smsg_callback {
struct list_head list;
char *prefix;
int len;
- void (*callback)(char *str);
+ void (*callback)(char *from, char *str);
};
MODULE_AUTHOR
@@ -55,8 +55,9 @@ smsg_message_pending(iucv_MessagePending *eib, void *pgm_data)
{
struct smsg_callback *cb;
unsigned char *msg;
+ unsigned char sender[9];
unsigned short len;
- int rc;
+ int rc, i;
len = eib->ln1msg2.ipbfln1f;
msg = kmalloc(len + 1, GFP_ATOMIC|GFP_DMA);
@@ -69,10 +70,18 @@ smsg_message_pending(iucv_MessagePending *eib, void *pgm_data)
if (rc == 0) {
msg[len] = 0;
EBCASC(msg, len);
+ memcpy(sender, msg, 8);
+ sender[8] = 0;
+ /* Remove trailing whitespace from the sender name. */
+ for (i = 7; i >= 0; i--) {
+ if (sender[i] != ' ' && sender[i] != '\t')
+ break;
+ sender[i] = 0;
+ }
spin_lock(&smsg_list_lock);
list_for_each_entry(cb, &smsg_list, list)
if (strncmp(msg + 8, cb->prefix, cb->len) == 0) {
- cb->callback(msg + 8);
+ cb->callback(sender, msg + 8);
break;
}
spin_unlock(&smsg_list_lock);
@@ -91,7 +100,7 @@ static struct device_driver smsg_driver = {
};
int
-smsg_register_callback(char *prefix, void (*callback)(char *str))
+smsg_register_callback(char *prefix, void (*callback)(char *from, char *str))
{
struct smsg_callback *cb;
@@ -108,7 +117,7 @@ smsg_register_callback(char *prefix, void (*callback)(char *str))
}
void
-smsg_unregister_callback(char *prefix, void (*callback)(char *str))
+smsg_unregister_callback(char *prefix, void (*callback)(char *from, char *str))
{
struct smsg_callback *cb, *tmp;
diff --git a/drivers/s390/net/smsgiucv.h b/drivers/s390/net/smsgiucv.h
index 04cd87152964..67f5d4f8378d 100644
--- a/drivers/s390/net/smsgiucv.h
+++ b/drivers/s390/net/smsgiucv.h
@@ -5,6 +5,6 @@
* Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
*/
-int smsg_register_callback(char *, void (*)(char *));
-void smsg_unregister_callback(char *, void (*)(char *));
+int smsg_register_callback(char *, void (*)(char *, char *));
+void smsg_unregister_callback(char *, void (*)(char *, char *));
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.