summaryrefslogtreecommitdiffstats
path: root/drivers/s390
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd.c8
-rw-r--r--drivers/s390/block/dasd_eckd.c16
-rw-r--r--drivers/s390/block/dasd_ioctl.c21
-rw-r--r--drivers/s390/block/dasd_proc.c7
-rw-r--r--drivers/s390/char/con3215.c17
-rw-r--r--drivers/s390/char/fs3270.c17
-rw-r--r--drivers/s390/char/sclp_vt220.c4
-rw-r--r--drivers/s390/char/tape_block.c39
-rw-r--r--drivers/s390/char/tape_char.c18
-rw-r--r--drivers/s390/char/vmcp.c12
-rw-r--r--drivers/s390/cio/chsc_sch.c23
-rw-r--r--drivers/s390/crypto/zcrypt_api.c4
-rw-r--r--drivers/s390/crypto/zcrypt_pcicc.c2
-rw-r--r--drivers/s390/crypto/zcrypt_pcixcc.c2
-rw-r--r--drivers/s390/net/claw.c2
-rw-r--r--drivers/s390/scsi/zfcp_cfdc.c9
-rw-r--r--drivers/s390/scsi/zfcp_dbf.c2
-rw-r--r--drivers/s390/scsi/zfcp_ext.h5
-rw-r--r--drivers/s390/scsi/zfcp_fc.c84
-rw-r--r--drivers/s390/scsi/zfcp_fc.h2
-rw-r--r--drivers/s390/scsi/zfcp_fsf.c19
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c1
22 files changed, 170 insertions, 144 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index fdb2e7c14506..5905936c7c60 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1004,8 +1004,8 @@ static void dasd_handle_killed_request(struct ccw_device *cdev,
if (device == NULL ||
device != dasd_device_from_cdev_locked(cdev) ||
strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) {
- DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: "
- "bus_id %s", dev_name(&cdev->dev));
+ DBF_EVENT_DEVID(DBF_DEBUG, cdev, "%s",
+ "invalid device in request");
return;
}
@@ -1078,8 +1078,8 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
device = (struct dasd_device *) cqr->startdev;
if (!device ||
strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) {
- DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: "
- "bus_id %s", dev_name(&cdev->dev));
+ DBF_EVENT_DEVID(DBF_DEBUG, cdev, "%s",
+ "invalid device in request");
return;
}
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 5819dc02a143..1cca21aafaba 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -23,6 +23,7 @@
#include <asm/debug.h>
#include <asm/idals.h>
#include <asm/ebcdic.h>
+#include <asm/compat.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/cio.h>
@@ -2844,13 +2845,16 @@ static int dasd_symm_io(struct dasd_device *device, void __user *argp)
rc = -EFAULT;
if (copy_from_user(&usrparm, argp, sizeof(usrparm)))
goto out;
-#ifndef CONFIG_64BIT
- /* Make sure pointers are sane even on 31 bit. */
- if ((usrparm.psf_data >> 32) != 0 || (usrparm.rssd_result >> 32) != 0) {
+ if (is_compat_task() || sizeof(long) == 4) {
+ /* Make sure pointers are sane even on 31 bit. */
rc = -EINVAL;
- goto out;
+ if ((usrparm.psf_data >> 32) != 0)
+ goto out;
+ if ((usrparm.rssd_result >> 32) != 0)
+ goto out;
+ usrparm.psf_data &= 0x7fffffffULL;
+ usrparm.rssd_result &= 0x7fffffffULL;
}
-#endif
/* alloc I/O data area */
psf_data = kzalloc(usrparm.psf_data_len, GFP_KERNEL | GFP_DMA);
rssd_result = kzalloc(usrparm.rssd_result_len, GFP_KERNEL | GFP_DMA);
@@ -3029,7 +3033,7 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
len += sprintf(page + len, KERN_ERR PRINTK_HEADER
" in req: %p CS: 0x%02X DS: 0x%02X CC: 0x%02X RC: %d\n",
req, scsw_cstat(&irb->scsw), scsw_dstat(&irb->scsw),
- scsw_cc(&irb->scsw), req->intrc);
+ scsw_cc(&irb->scsw), req ? req->intrc : 0);
len += sprintf(page + len, KERN_ERR PRINTK_HEADER
" device %s: Failing CCW: %p\n",
dev_name(&device->cdev->dev),
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index 478bcdb90b6f..7039d9cf0fb4 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -17,7 +17,7 @@
#include <linux/fs.h>
#include <linux/blkpg.h>
#include <linux/smp_lock.h>
-
+#include <asm/compat.h>
#include <asm/ccwdev.h>
#include <asm/cmb.h>
#include <asm/uaccess.h>
@@ -260,7 +260,7 @@ static int dasd_ioctl_information(struct dasd_block *block,
struct ccw_dev_id dev_id;
base = block->base;
- if (!base->discipline->fill_info)
+ if (!base->discipline || !base->discipline->fill_info)
return -EINVAL;
dasd_info = kzalloc(sizeof(struct dasd_information2_t), GFP_KERNEL);
@@ -303,10 +303,7 @@ static int dasd_ioctl_information(struct dasd_block *block,
dasd_info->features |=
((base->features & DASD_FEATURE_READONLY) != 0);
- if (base->discipline)
- memcpy(dasd_info->type, base->discipline->name, 4);
- else
- memcpy(dasd_info->type, "none", 4);
+ memcpy(dasd_info->type, base->discipline->name, 4);
if (block->request_queue->request_fn) {
struct list_head *l;
@@ -358,9 +355,8 @@ dasd_ioctl_set_ro(struct block_device *bdev, void __user *argp)
}
static int dasd_ioctl_readall_cmb(struct dasd_block *block, unsigned int cmd,
- unsigned long arg)
+ struct cmbdata __user *argp)
{
- struct cmbdata __user *argp = (void __user *) arg;
size_t size = _IOC_SIZE(cmd);
struct cmbdata data;
int ret;
@@ -376,7 +372,12 @@ dasd_do_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
struct dasd_block *block = bdev->bd_disk->private_data;
- void __user *argp = (void __user *)arg;
+ void __user *argp;
+
+ if (is_compat_task())
+ argp = compat_ptr(arg);
+ else
+ argp = (void __user *)arg;
if (!block)
return -ENODEV;
@@ -414,7 +415,7 @@ dasd_do_ioctl(struct block_device *bdev, fmode_t mode,
case BIODASDCMFDISABLE:
return disable_cmf(block->base->cdev);
case BIODASDREADALLCMB:
- return dasd_ioctl_readall_cmb(block, cmd, arg);
+ return dasd_ioctl_readall_cmb(block, cmd, argp);
default:
/* if the discipline has an ioctl method try it. */
if (block->base->discipline->ioctl) {
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 6315fbd8e68b..71f95f54866f 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -72,7 +72,7 @@ dasd_devices_show(struct seq_file *m, void *v)
/* Print device number. */
seq_printf(m, "%s", dev_name(&device->cdev->dev));
/* Print discipline string. */
- if (device != NULL && device->discipline != NULL)
+ if (device->discipline != NULL)
seq_printf(m, "(%s)", device->discipline->name);
else
seq_printf(m, "(none)");
@@ -92,10 +92,7 @@ dasd_devices_show(struct seq_file *m, void *v)
substr = (device->features & DASD_FEATURE_READONLY) ? "(ro)" : " ";
seq_printf(m, "%4s: ", substr);
/* Print device status information. */
- switch ((device != NULL) ? device->state : -1) {
- case -1:
- seq_printf(m, "unknown");
- break;
+ switch (device->state) {
case DASD_STATE_NEW:
seq_printf(m, "new");
break;
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 9d61683b5633..59ec073724bf 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -1037,22 +1037,6 @@ static void tty3215_flush_buffer(struct tty_struct *tty)
}
/*
- * Currently we don't have any io controls for 3215 ttys
- */
-static int tty3215_ioctl(struct tty_struct *tty, struct file * file,
- unsigned int cmd, unsigned long arg)
-{
- if (tty->flags & (1 << TTY_IO_ERROR))
- return -EIO;
-
- switch (cmd) {
- default:
- return -ENOIOCTLCMD;
- }
- return 0;
-}
-
-/*
* Disable reading from a 3215 tty
*/
static void tty3215_throttle(struct tty_struct * tty)
@@ -1117,7 +1101,6 @@ static const struct tty_operations tty3215_ops = {
.write_room = tty3215_write_room,
.chars_in_buffer = tty3215_chars_in_buffer,
.flush_buffer = tty3215_flush_buffer,
- .ioctl = tty3215_ioctl,
.throttle = tty3215_throttle,
.unthrottle = tty3215_unthrottle,
.stop = tty3215_stop,
diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c
index 247b2b934728..31c59b0d6df0 100644
--- a/drivers/s390/char/fs3270.c
+++ b/drivers/s390/char/fs3270.c
@@ -15,6 +15,7 @@
#include <linux/types.h>
#include <linux/smp_lock.h>
+#include <asm/compat.h>
#include <asm/ccwdev.h>
#include <asm/cio.h>
#include <asm/ebcdic.h>
@@ -322,6 +323,7 @@ fs3270_write(struct file *filp, const char __user *data, size_t count, loff_t *o
static long
fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
+ char __user *argp;
struct fs3270 *fp;
struct raw3270_iocb iocb;
int rc;
@@ -329,6 +331,10 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
fp = filp->private_data;
if (!fp)
return -ENODEV;
+ if (is_compat_task())
+ argp = compat_ptr(arg);
+ else
+ argp = (char __user *)arg;
rc = 0;
mutex_lock(&fs3270_mutex);
switch (cmd) {
@@ -339,10 +345,10 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
fp->write_command = arg;
break;
case TUBGETI:
- rc = put_user(fp->read_command, (char __user *) arg);
+ rc = put_user(fp->read_command, argp);
break;
case TUBGETO:
- rc = put_user(fp->write_command,(char __user *) arg);
+ rc = put_user(fp->write_command, argp);
break;
case TUBGETMOD:
iocb.model = fp->view.model;
@@ -351,8 +357,7 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
iocb.pf_cnt = 24;
iocb.re_cnt = 20;
iocb.map = 0;
- if (copy_to_user((char __user *) arg, &iocb,
- sizeof(struct raw3270_iocb)))
+ if (copy_to_user(argp, &iocb, sizeof(struct raw3270_iocb)))
rc = -EFAULT;
break;
}
@@ -511,8 +516,8 @@ static const struct file_operations fs3270_fops = {
.write = fs3270_write, /* write */
.unlocked_ioctl = fs3270_ioctl, /* ioctl */
.compat_ioctl = fs3270_ioctl, /* ioctl */
- .open = fs3270_open, /* open */
- .release = fs3270_close, /* release */
+ .open = fs3270_open, /* open */
+ .release = fs3270_close, /* release */
};
/*
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index b9d2a007e93b..3796ffdb8479 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -495,6 +495,10 @@ sclp_vt220_open(struct tty_struct *tty, struct file *filp)
if (tty->driver_data == NULL)
return -ENOMEM;
tty->low_latency = 0;
+ if (!tty->winsize.ws_row && !tty->winsize.ws_col) {
+ tty->winsize.ws_row = 24;
+ tty->winsize.ws_col = 80;
+ }
}
return 0;
}
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 96816149368a..8d3d720737da 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -46,8 +46,6 @@
*/
static int tapeblock_open(struct block_device *, fmode_t);
static int tapeblock_release(struct gendisk *, fmode_t);
-static int tapeblock_ioctl(struct block_device *, fmode_t, unsigned int,
- unsigned long);
static int tapeblock_medium_changed(struct gendisk *);
static int tapeblock_revalidate_disk(struct gendisk *);
@@ -55,7 +53,6 @@ static const struct block_device_operations tapeblock_fops = {
.owner = THIS_MODULE,
.open = tapeblock_open,
.release = tapeblock_release,
- .ioctl = tapeblock_ioctl,
.media_changed = tapeblock_medium_changed,
.revalidate_disk = tapeblock_revalidate_disk,
};
@@ -416,42 +413,6 @@ tapeblock_release(struct gendisk *disk, fmode_t mode)
}
/*
- * Support of some generic block device IOCTLs.
- */
-static int
-tapeblock_ioctl(
- struct block_device * bdev,
- fmode_t mode,
- unsigned int command,
- unsigned long arg
-) {
- int rc;
- int minor;
- struct gendisk *disk = bdev->bd_disk;
- struct tape_device *device;
-
- rc = 0;
- BUG_ON(!disk);
- device = disk->private_data;
- BUG_ON(!device);
- minor = MINOR(bdev->bd_dev);
-
- DBF_LH(6, "tapeblock_ioctl(0x%0x)\n", command);
- DBF_LH(6, "device = %d:%d\n", tapeblock_major, minor);
-
- switch (command) {
- /* Refuse some IOCTL calls without complaining (mount). */
- case 0x5310: /* CDROMMULTISESSION */
- rc = -EINVAL;
- break;
- default:
- rc = -EINVAL;
- }
-
- return rc;
-}
-
-/*
* Initialize block device frontend.
*/
int
diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c
index 2125ec7d95f0..539045acaad4 100644
--- a/drivers/s390/char/tape_char.c
+++ b/drivers/s390/char/tape_char.c
@@ -18,6 +18,7 @@
#include <linux/proc_fs.h>
#include <linux/mtio.h>
#include <linux/smp_lock.h>
+#include <linux/compat.h>
#include <asm/uaccess.h>
@@ -37,8 +38,9 @@ static ssize_t tapechar_write(struct file *, const char __user *, size_t, loff_t
static int tapechar_open(struct inode *,struct file *);
static int tapechar_release(struct inode *,struct file *);
static long tapechar_ioctl(struct file *, unsigned int, unsigned long);
-static long tapechar_compat_ioctl(struct file *, unsigned int,
- unsigned long);
+#ifdef CONFIG_COMPAT
+static long tapechar_compat_ioctl(struct file *, unsigned int, unsigned long);
+#endif
static const struct file_operations tape_fops =
{
@@ -46,7 +48,9 @@ static const struct file_operations tape_fops =
.read = tapechar_read,
.write = tapechar_write,
.unlocked_ioctl = tapechar_ioctl,
+#ifdef CONFIG_COMPAT
.compat_ioctl = tapechar_compat_ioctl,
+#endif
.open = tapechar_open,
.release = tapechar_release,
};
@@ -457,15 +461,22 @@ tapechar_ioctl(struct file *filp, unsigned int no, unsigned long data)
return rc;
}
+#ifdef CONFIG_COMPAT
static long
tapechar_compat_ioctl(struct file *filp, unsigned int no, unsigned long data)
{
struct tape_device *device = filp->private_data;
int rval = -ENOIOCTLCMD;
+ unsigned long argp;
+ /* The 'arg' argument of any ioctl function may only be used for
+ * pointers because of the compat pointer conversion.
+ * Consider this when adding new ioctls.
+ */
+ argp = (unsigned long) compat_ptr(data);
if (device->discipline->ioctl_fn) {
mutex_lock(&device->mutex);
- rval = device->discipline->ioctl_fn(device, no, data);
+ rval = device->discipline->ioctl_fn(device, no, argp);
mutex_unlock(&device->mutex);
if (rval == -EINVAL)
rval = -ENOIOCTLCMD;
@@ -473,6 +484,7 @@ tapechar_compat_ioctl(struct file *filp, unsigned int no, unsigned long data)
return rval;
}
+#endif /* CONFIG_COMPAT */
/*
* Initialize character device frontend.
diff --git a/drivers/s390/char/vmcp.c b/drivers/s390/char/vmcp.c
index a6087cec55b4..921dcda77676 100644
--- a/drivers/s390/char/vmcp.c
+++ b/drivers/s390/char/vmcp.c
@@ -19,6 +19,7 @@
#include <linux/kernel.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
+#include <asm/compat.h>
#include <asm/cpcmd.h>
#include <asm/debug.h>
#include <asm/uaccess.h>
@@ -139,21 +140,26 @@ vmcp_write(struct file *file, const char __user *buff, size_t count,
static long vmcp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct vmcp_session *session;
+ int __user *argp;
int temp;
session = (struct vmcp_session *)file->private_data;
+ if (is_compat_task())
+ argp = compat_ptr(arg);
+ else
+ argp = (int __user *)arg;
if (mutex_lock_interruptible(&session->mutex))
return -ERESTARTSYS;
switch (cmd) {
case VMCP_GETCODE:
temp = session->resp_code;
mutex_unlock(&session->mutex);
- return put_user(temp, (int __user *)arg);
+ return put_user(temp, argp);
case VMCP_SETBUF:
free_pages((unsigned long)session->response,
get_order(session->bufsize));
session->response=NULL;
- temp = get_user(session->bufsize, (int __user *)arg);
+ temp = get_user(session->bufsize, argp);
if (get_order(session->bufsize) > 8) {
session->bufsize = PAGE_SIZE;
temp = -EINVAL;
@@ -163,7 +169,7 @@ static long vmcp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case VMCP_GETSIZE:
temp = session->resp_size;
mutex_unlock(&session->mutex);
- return put_user(temp, (int __user *)arg);
+ return put_user(temp, argp);
default:
mutex_unlock(&session->mutex);
return -ENOIOCTLCMD;
diff --git a/drivers/s390/cio/chsc_sch.c b/drivers/s390/cio/chsc_sch.c
index cc5144b6f9d9..c84ac9443079 100644
--- a/drivers/s390/cio/chsc_sch.c
+++ b/drivers/s390/cio/chsc_sch.c
@@ -12,6 +12,7 @@
#include <linux/uaccess.h>
#include <linux/miscdevice.h>
+#include <asm/compat.h>
#include <asm/cio.h>
#include <asm/chsc.h>
#include <asm/isc.h>
@@ -770,24 +771,30 @@ out_free:
static long chsc_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg)
{
+ void __user *argp;
+
CHSC_MSG(2, "chsc_ioctl called, cmd=%x\n", cmd);
+ if (is_compat_task())
+ argp = compat_ptr(arg);
+ else
+ argp = (void __user *)arg;
switch (cmd) {
case CHSC_START:
- return chsc_ioctl_start((void __user *)arg);
+ return chsc_ioctl_start(argp);
case CHSC_INFO_CHANNEL_PATH:
- return chsc_ioctl_info_channel_path((void __user *)arg);
+ return chsc_ioctl_info_channel_path(argp);
case CHSC_INFO_CU:
- return chsc_ioctl_info_cu((void __user *)arg);
+ return chsc_ioctl_info_cu(argp);
case CHSC_INFO_SCH_CU:
- return chsc_ioctl_info_sch_cu((void __user *)arg);
+ return chsc_ioctl_info_sch_cu(argp);
case CHSC_INFO_CI:
- return chsc_ioctl_conf_info((void __user *)arg);
+ return chsc_ioctl_conf_info(argp);
case CHSC_INFO_CCL:
- return chsc_ioctl_conf_comp_list((void __user *)arg);
+ return chsc_ioctl_conf_comp_list(argp);
case CHSC_INFO_CPD:
- return chsc_ioctl_chpd((void __user *)arg);
+ return chsc_ioctl_chpd(argp);
case CHSC_INFO_DCAL:
- return chsc_ioctl_dcal((void __user *)arg);
+ return chsc_ioctl_dcal(argp);
default: /* unknown ioctl number */
return -ENOIOCTLCMD;
}
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
index 0d4d18bdd45c..c68be24e27d9 100644
--- a/drivers/s390/crypto/zcrypt_api.c
+++ b/drivers/s390/crypto/zcrypt_api.c
@@ -393,10 +393,12 @@ static long zcrypt_rsa_crt(struct ica_rsa_modexpo_crt *crt)
* u_mult_inv > 128 bytes.
*/
if (copied == 0) {
- int len;
+ unsigned int len;
spin_unlock_bh(&zcrypt_device_lock);
/* len is max 256 / 2 - 120 = 8 */
len = crt->inputdatalength / 2 - 120;
+ if (len > sizeof(z1))
+ return -EFAULT;
z1 = z2 = z3 = 0;
if (copy_from_user(&z1, crt->np_prime, len) ||
copy_from_user(&z2, crt->bp_key, len) ||
diff --git a/drivers/s390/crypto/zcrypt_pcicc.c b/drivers/s390/crypto/zcrypt_pcicc.c
index a23726a0735c..142f72a2ca5a 100644
--- a/drivers/s390/crypto/zcrypt_pcicc.c
+++ b/drivers/s390/crypto/zcrypt_pcicc.c
@@ -373,6 +373,8 @@ static int convert_type86(struct zcrypt_device *zdev,
zdev->max_mod_size = PCICC_MAX_MOD_SIZE_OLD;
return -EAGAIN;
}
+ if (service_rc == 8 && service_rs == 72)
+ return -EINVAL;
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c
index 79c120578e61..68f3e6204db8 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -470,6 +470,8 @@ static int convert_type86_ica(struct zcrypt_device *zdev,
}
if (service_rc == 12 && service_rs == 769)
return -EINVAL;
+ if (service_rc == 8 && service_rs == 72)
+ return -EINVAL;
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 3c77bfe0764c..147bb1a69aba 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -3398,7 +3398,7 @@ claw_init(void)
goto out_err;
}
CLAW_DBF_TEXT(2, setup, "init_mod");
- claw_root_dev = root_device_register("qeth");
+ claw_root_dev = root_device_register("claw");
ret = IS_ERR(claw_root_dev) ? PTR_ERR(claw_root_dev) : 0;
if (ret)
goto register_err;
diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c
index f932400e980a..0eb6eefd2c1a 100644
--- a/drivers/s390/scsi/zfcp_cfdc.c
+++ b/drivers/s390/scsi/zfcp_cfdc.c
@@ -12,6 +12,7 @@
#include <linux/types.h>
#include <linux/miscdevice.h>
+#include <asm/compat.h>
#include <asm/ccwdev.h>
#include "zfcp_def.h"
#include "zfcp_ext.h"
@@ -163,7 +164,7 @@ static void zfcp_cfdc_req_to_sense(struct zfcp_cfdc_data *data,
}
static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command,
- unsigned long buffer)
+ unsigned long arg)
{
struct zfcp_cfdc_data *data;
struct zfcp_cfdc_data __user *data_user;
@@ -175,7 +176,11 @@ static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command,
if (command != ZFCP_CFDC_IOC)
return -ENOTTY;
- data_user = (void __user *) buffer;
+ if (is_compat_task())
+ data_user = compat_ptr(arg);
+ else
+ data_user = (void __user *)arg;
+
if (!data_user)
return -EINVAL;
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 84450955ae11..7369c8911bcf 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -327,7 +327,7 @@ static void zfcp_dbf_hba_view_response(char **p,
break;
zfcp_dbf_out(p, "scsi_cmnd", "0x%0Lx", r->u.fcp.cmnd);
zfcp_dbf_out(p, "scsi_serial", "0x%016Lx", r->u.fcp.serial);
- p += sprintf(*p, "\n");
+ *p += sprintf(*p, "\n");
break;
case FSF_QTCB_OPEN_PORT_WITH_DID:
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 03dec832b465..66bdb34143cb 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -108,6 +108,7 @@ extern void zfcp_fc_wka_ports_force_offline(struct zfcp_fc_wka_ports *);
extern int zfcp_fc_gs_setup(struct zfcp_adapter *);
extern void zfcp_fc_gs_destroy(struct zfcp_adapter *);
extern int zfcp_fc_exec_bsg_job(struct fc_bsg_job *);
+extern int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *);
/* zfcp_fsf.c */
extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
@@ -129,9 +130,9 @@ extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
extern int zfcp_fsf_status_read(struct zfcp_qdio *);
extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
extern int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *, struct zfcp_fsf_ct_els *,
- mempool_t *);
+ mempool_t *, unsigned int);
extern int zfcp_fsf_send_els(struct zfcp_adapter *, u32,
- struct zfcp_fsf_ct_els *);
+ struct zfcp_fsf_ct_els *, unsigned int);
extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *,
struct scsi_cmnd *);
extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index ac5e3b7a3576..0f7b493fb105 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -258,7 +258,8 @@ static int zfcp_fc_ns_gid_pn_request(struct zfcp_port *port,
gid_pn->gid_pn_req.gid_pn.fn_wwpn = port->wwpn;
ret = zfcp_fsf_send_ct(&adapter->gs->ds, &gid_pn->ct,
- adapter->pool.gid_pn_req);
+ adapter->pool.gid_pn_req,
+ ZFCP_FC_CTELS_TMO);
if (!ret) {
wait_for_completion(&completion);
zfcp_fc_ns_gid_pn_eval(gid_pn);
@@ -421,7 +422,8 @@ static int zfcp_fc_adisc(struct zfcp_port *port)
hton24(adisc->adisc_req.adisc_port_id,
fc_host_port_id(adapter->scsi_host));
- ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els);
+ ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els,
+ ZFCP_FC_CTELS_TMO);
if (ret)
kmem_cache_free(zfcp_data.adisc_cache, adisc);
@@ -532,7 +534,8 @@ static int zfcp_fc_send_gpn_ft(struct zfcp_fc_gpn_ft *gpn_ft,
ct->req = &gpn_ft->sg_req;
ct->resp = gpn_ft->sg_resp;
- ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL);
+ ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL,
+ ZFCP_FC_CTELS_TMO);
if (!ret)
wait_for_completion(&completion);
return ret;
@@ -677,6 +680,44 @@ static void zfcp_fc_ct_els_job_handler(void *data)
job->job_done(job);
}
+static struct zfcp_fc_wka_port *zfcp_fc_job_wka_port(struct fc_bsg_job *job)
+{
+ u32 preamble_word1;
+ u8 gs_type;
+ struct zfcp_adapter *adapter;
+
+ preamble_word1 = job->request->rqst_data.r_ct.preamble_word1;
+ gs_type = (preamble_word1 & 0xff000000) >> 24;
+
+ adapter = (struct zfcp_adapter *) job->shost->hostdata[0];
+
+ switch (gs_type) {
+ case FC_FST_ALIAS:
+ return &adapter->gs->as;
+ case FC_FST_MGMT:
+ return &adapter->gs->ms;
+ case FC_FST_TIME:
+ return &adapter->gs->ts;
+ break;
+ case FC_FST_DIR:
+ return &adapter->gs->ds;
+ break;
+ default:
+ return NULL;
+ }
+}
+
+static void zfcp_fc_ct_job_handler(void *data)
+{
+ struct fc_bsg_job *job = data;
+ struct zfcp_fc_wka_port *wka_port;
+
+ wka_port = zfcp_fc_job_wka_port(job);
+ zfcp_fc_wka_port_put(wka_port);
+
+ zfcp_fc_ct_els_job_handler(data);
+}
+
static int zfcp_fc_exec_els_job(struct fc_bsg_job *job,
struct zfcp_adapter *adapter)
{
@@ -695,43 +736,27 @@ static int zfcp_fc_exec_els_job(struct fc_bsg_job *job,
} else
d_id = ntoh24(job->request->rqst_data.h_els.port_id);
- return zfcp_fsf_send_els(adapter, d_id, els);
+ els->handler = zfcp_fc_ct_els_job_handler;
+ return zfcp_fsf_send_els(adapter, d_id, els, job->req->timeout / HZ);
}
static int zfcp_fc_exec_ct_job(struct fc_bsg_job *job,
struct zfcp_adapter *adapter)
{
int ret;
- u8 gs_type;
struct zfcp_fsf_ct_els *ct = job->dd_data;
struct zfcp_fc_wka_port *wka_port;
- u32 preamble_word1;
- preamble_word1 = job->request->rqst_data.r_ct.preamble_word1;
- gs_type = (preamble_word1 & 0xff000000) >> 24;
-
- switch (gs_type) {
- case FC_FST_ALIAS:
- wka_port = &adapter->gs->as;
- break;
- case FC_FST_MGMT:
- wka_port = &adapter->gs->ms;
- break;
- case FC_FST_TIME:
- wka_port = &adapter->gs->ts;
- break;
- case FC_FST_DIR:
- wka_port = &adapter->gs->ds;
- break;
- default:
- return -EINVAL; /* no such service */
- }
+ wka_port = zfcp_fc_job_wka_port(job);
+ if (!wka_port)
+ return -EINVAL;
ret = zfcp_fc_wka_port_get(wka_port);
if (ret)
return ret;
- ret = zfcp_fsf_send_ct(wka_port, ct, NULL);
+ ct->handler = zfcp_fc_ct_job_handler;
+ ret = zfcp_fsf_send_ct(wka_port, ct, NULL, job->req->timeout / HZ);
if (ret)
zfcp_fc_wka_port_put(wka_port);
@@ -752,7 +777,6 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
ct_els->req = job->request_payload.sg_list;
ct_els->resp = job->reply_payload.sg_list;
- ct_els->handler = zfcp_fc_ct_els_job_handler;
ct_els->handler_data = job;
switch (job->request->msgcode) {
@@ -767,6 +791,12 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
}
}
+int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *job)
+{
+ /* hardware tracks timeout, reset bsg timeout to not interfere */
+ return -EAGAIN;
+}
+
int zfcp_fc_gs_setup(struct zfcp_adapter *adapter)
{
struct zfcp_fc_wka_ports *wka_ports;
diff --git a/drivers/s390/scsi/zfcp_fc.h b/drivers/s390/scsi/zfcp_fc.h
index cb2a3669a384..0747b087390d 100644
--- a/drivers/s390/scsi/zfcp_fc.h
+++ b/drivers/s390/scsi/zfcp_fc.h
@@ -27,6 +27,8 @@
#define ZFCP_FC_GPN_FT_MAX_ENT (ZFCP_FC_GPN_FT_NUM_BUFS * \
(ZFCP_FC_GPN_FT_ENT_PAGE + 1))
+#define ZFCP_FC_CTELS_TMO (2 * FC_DEF_R_A_TOV / 1000)
+
/**
* struct zfcp_fc_gid_pn_req - container for ct header plus gid_pn request
* @ct_hdr: FC GS common transport header
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 482dcd97aa5d..e8fb4d9baa8b 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1068,20 +1068,20 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req,
static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
struct scatterlist *sg_req,
struct scatterlist *sg_resp,
- int max_sbals)
+ int max_sbals, unsigned int timeout)
{
int ret;
- unsigned int fcp_chan_timeout;
ret = zfcp_fsf_setup_ct_els_sbals(req, sg_req, sg_resp, max_sbals);
if (ret)
return ret;
/* common settings for ct/gs and els requests */
- fcp_chan_timeout = 2 * FC_DEF_R_A_TOV / 1000;
+ if (timeout > 255)
+ timeout = 255; /* max value accepted by hardware */
req->qtcb->bottom.support.service_class = FSF_CLASS_3;
- req->qtcb->bottom.support.timeout = fcp_chan_timeout;
- zfcp_fsf_start_timer(req, (fcp_chan_timeout + 10) * HZ);
+ req->qtcb->bottom.support.timeout = timeout;
+ zfcp_fsf_start_timer(req, (timeout + 10) * HZ);
return 0;
}
@@ -1092,7 +1092,8 @@ static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
* @pool: if non-null this mempool is used to allocate struct zfcp_fsf_req
*/
int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port,
- struct zfcp_fsf_ct_els *ct, mempool_t *pool)
+ struct zfcp_fsf_ct_els *ct, mempool_t *pool,
+ unsigned int timeout)
{
struct zfcp_qdio *qdio = wka_port->adapter->qdio;
struct zfcp_fsf_req *req;
@@ -1111,7 +1112,7 @@ int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port,
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
ret = zfcp_fsf_setup_ct_els(req, ct->req, ct->resp,
- FSF_MAX_SBALS_PER_REQ);
+ FSF_MAX_SBALS_PER_REQ, timeout);
if (ret)
goto failed_send;
@@ -1188,7 +1189,7 @@ skip_fsfstatus:
* @els: pointer to struct zfcp_send_els with data for the command
*/
int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id,
- struct zfcp_fsf_ct_els *els)
+ struct zfcp_fsf_ct_els *els, unsigned int timeout)
{
struct zfcp_fsf_req *req;
struct zfcp_qdio *qdio = adapter->qdio;
@@ -1206,7 +1207,7 @@ int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id,
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
- ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2);
+ ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2, timeout);
if (ret)
goto failed_send;
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 771cc536a989..8e6fc68d6bd4 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -652,6 +652,7 @@ struct fc_function_template zfcp_transport_functions = {
.show_host_port_state = 1,
.show_host_active_fc4s = 1,
.bsg_request = zfcp_fc_exec_bsg_job,
+ .bsg_timeout = zfcp_fc_timeout_bsg_job,
/* no functions registered for following dynamic attributes but
directly set by LLDD */
.show_host_port_type = 1,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 07:15:04 +0000