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-rw-r--r--drivers/s390/block/dasd.c55
-rw-r--r--drivers/s390/cio/vfio_ccw_chp.c2
-rw-r--r--drivers/s390/cio/vfio_ccw_drv.c4
-rw-r--r--drivers/s390/cio/vfio_ccw_ops.c6
-rw-r--r--drivers/s390/crypto/vfio_ap_ops.c2
-rw-r--r--drivers/s390/crypto/zcrypt_api.c2
6 files changed, 34 insertions, 37 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 833cfab7d8..0eea5afe9e 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -8,9 +8,6 @@
* Copyright IBM Corp. 1999, 2009
*/
-#define KMSG_COMPONENT "dasd"
-#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
-
#include <linux/kmod.h>
#include <linux/init.h>
#include <linux/interrupt.h>
@@ -3408,8 +3405,7 @@ static void dasd_generic_auto_online(void *data, async_cookie_t cookie)
ret = ccw_device_set_online(cdev);
if (ret)
- pr_warn("%s: Setting the DASD online failed with rc=%d\n",
- dev_name(&cdev->dev), ret);
+ dev_warn(&cdev->dev, "Setting the DASD online failed with rc=%d\n", ret);
}
/*
@@ -3496,8 +3492,11 @@ int dasd_generic_set_online(struct ccw_device *cdev,
{
struct dasd_discipline *discipline;
struct dasd_device *device;
+ struct device *dev;
int rc;
+ dev = &cdev->dev;
+
/* first online clears initial online feature flag */
dasd_set_feature(cdev, DASD_FEATURE_INITIAL_ONLINE, 0);
device = dasd_create_device(cdev);
@@ -3510,11 +3509,10 @@ int dasd_generic_set_online(struct ccw_device *cdev,
/* Try to load the required module. */
rc = request_module(DASD_DIAG_MOD);
if (rc) {
- pr_warn("%s Setting the DASD online failed "
- "because the required module %s "
- "could not be loaded (rc=%d)\n",
- dev_name(&cdev->dev), DASD_DIAG_MOD,
- rc);
+ dev_warn(dev, "Setting the DASD online failed "
+ "because the required module %s "
+ "could not be loaded (rc=%d)\n",
+ DASD_DIAG_MOD, rc);
dasd_delete_device(device);
return -ENODEV;
}
@@ -3522,8 +3520,7 @@ int dasd_generic_set_online(struct ccw_device *cdev,
/* Module init could have failed, so check again here after
* request_module(). */
if (!dasd_diag_discipline_pointer) {
- pr_warn("%s Setting the DASD online failed because of missing DIAG discipline\n",
- dev_name(&cdev->dev));
+ dev_warn(dev, "Setting the DASD online failed because of missing DIAG discipline\n");
dasd_delete_device(device);
return -ENODEV;
}
@@ -3533,37 +3530,33 @@ int dasd_generic_set_online(struct ccw_device *cdev,
dasd_delete_device(device);
return -EINVAL;
}
+ device->base_discipline = base_discipline;
if (!try_module_get(discipline->owner)) {
- module_put(base_discipline->owner);
dasd_delete_device(device);
return -EINVAL;
}
- device->base_discipline = base_discipline;
device->discipline = discipline;
/* check_device will allocate block device if necessary */
rc = discipline->check_device(device);
if (rc) {
- pr_warn("%s Setting the DASD online with discipline %s failed with rc=%i\n",
- dev_name(&cdev->dev), discipline->name, rc);
- module_put(discipline->owner);
- module_put(base_discipline->owner);
+ dev_warn(dev, "Setting the DASD online with discipline %s failed with rc=%i\n",
+ discipline->name, rc);
dasd_delete_device(device);
return rc;
}
dasd_set_target_state(device, DASD_STATE_ONLINE);
if (device->state <= DASD_STATE_KNOWN) {
- pr_warn("%s Setting the DASD online failed because of a missing discipline\n",
- dev_name(&cdev->dev));
+ dev_warn(dev, "Setting the DASD online failed because of a missing discipline\n");
rc = -ENODEV;
dasd_set_target_state(device, DASD_STATE_NEW);
if (device->block)
dasd_free_block(device->block);
dasd_delete_device(device);
- } else
- pr_debug("dasd_generic device %s found\n",
- dev_name(&cdev->dev));
+ } else {
+ dev_dbg(dev, "dasd_generic device found\n");
+ }
wait_event(dasd_init_waitq, _wait_for_device(device));
@@ -3574,10 +3567,13 @@ EXPORT_SYMBOL_GPL(dasd_generic_set_online);
int dasd_generic_set_offline(struct ccw_device *cdev)
{
+ int max_count, open_count, rc;
struct dasd_device *device;
struct dasd_block *block;
- int max_count, open_count, rc;
unsigned long flags;
+ struct device *dev;
+
+ dev = &cdev->dev;
rc = 0;
spin_lock_irqsave(get_ccwdev_lock(cdev), flags);
@@ -3598,11 +3594,10 @@ int dasd_generic_set_offline(struct ccw_device *cdev)
open_count = atomic_read(&device->block->open_count);
if (open_count > max_count) {
if (open_count > 0)
- pr_warn("%s: The DASD cannot be set offline with open count %i\n",
- dev_name(&cdev->dev), open_count);
+ dev_warn(dev, "The DASD cannot be set offline with open count %i\n",
+ open_count);
else
- pr_warn("%s: The DASD cannot be set offline while it is in use\n",
- dev_name(&cdev->dev));
+ dev_warn(dev, "The DASD cannot be set offline while it is in use\n");
rc = -EBUSY;
goto out_err;
}
@@ -3962,8 +3957,8 @@ static int dasd_handle_autoquiesce(struct dasd_device *device,
if (dasd_eer_enabled(device))
dasd_eer_write(device, NULL, DASD_EER_AUTOQUIESCE);
- pr_info("%s: The DASD has been put in the quiesce state\n",
- dev_name(&device->cdev->dev));
+ dev_info(&device->cdev->dev,
+ "The DASD has been put in the quiesce state\n");
dasd_device_set_stop_bits(device, DASD_STOPPED_QUIESCE);
if (device->features & DASD_FEATURE_REQUEUEQUIESCE)
diff --git a/drivers/s390/cio/vfio_ccw_chp.c b/drivers/s390/cio/vfio_ccw_chp.c
index d3f3a611f9..38c176cf62 100644
--- a/drivers/s390/cio/vfio_ccw_chp.c
+++ b/drivers/s390/cio/vfio_ccw_chp.c
@@ -115,7 +115,7 @@ static ssize_t vfio_ccw_crw_region_read(struct vfio_ccw_private *private,
/* Notify the guest if more CRWs are on our queue */
if (!list_empty(&private->crw) && private->crw_trigger)
- eventfd_signal(private->crw_trigger, 1);
+ eventfd_signal(private->crw_trigger);
return ret;
}
diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c
index 43601816ea..bfb35cfce1 100644
--- a/drivers/s390/cio/vfio_ccw_drv.c
+++ b/drivers/s390/cio/vfio_ccw_drv.c
@@ -112,7 +112,7 @@ void vfio_ccw_sch_io_todo(struct work_struct *work)
private->state = VFIO_CCW_STATE_IDLE;
if (private->io_trigger)
- eventfd_signal(private->io_trigger, 1);
+ eventfd_signal(private->io_trigger);
}
void vfio_ccw_crw_todo(struct work_struct *work)
@@ -122,7 +122,7 @@ void vfio_ccw_crw_todo(struct work_struct *work)
private = container_of(work, struct vfio_ccw_private, crw_work);
if (!list_empty(&private->crw) && private->crw_trigger)
- eventfd_signal(private->crw_trigger, 1);
+ eventfd_signal(private->crw_trigger);
}
/*
diff --git a/drivers/s390/cio/vfio_ccw_ops.c b/drivers/s390/cio/vfio_ccw_ops.c
index cba4971618..ea532a8a4a 100644
--- a/drivers/s390/cio/vfio_ccw_ops.c
+++ b/drivers/s390/cio/vfio_ccw_ops.c
@@ -421,7 +421,7 @@ static int vfio_ccw_mdev_set_irqs(struct vfio_ccw_private *private,
case VFIO_IRQ_SET_DATA_NONE:
{
if (*ctx)
- eventfd_signal(*ctx, 1);
+ eventfd_signal(*ctx);
return 0;
}
case VFIO_IRQ_SET_DATA_BOOL:
@@ -432,7 +432,7 @@ static int vfio_ccw_mdev_set_irqs(struct vfio_ccw_private *private,
return -EFAULT;
if (trigger && *ctx)
- eventfd_signal(*ctx, 1);
+ eventfd_signal(*ctx);
return 0;
}
case VFIO_IRQ_SET_DATA_EVENTFD:
@@ -612,7 +612,7 @@ static void vfio_ccw_mdev_request(struct vfio_device *vdev, unsigned int count)
"Relaying device request to user (#%u)\n",
count);
- eventfd_signal(private->req_trigger, 1);
+ eventfd_signal(private->req_trigger);
} else if (count == 0) {
dev_notice(dev,
"No device request channel registered, blocked until released by user\n");
diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c
index d6ea2fd4c2..76429585c1 100644
--- a/drivers/s390/crypto/vfio_ap_ops.c
+++ b/drivers/s390/crypto/vfio_ap_ops.c
@@ -1862,7 +1862,7 @@ static void vfio_ap_mdev_request(struct vfio_device *vdev, unsigned int count)
"Relaying device request to user (#%u)\n",
count);
- eventfd_signal(matrix_mdev->req_trigger, 1);
+ eventfd_signal(matrix_mdev->req_trigger);
} else if (count == 0) {
dev_notice(dev,
"No device request registered, blocked until released by user\n");
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
index dcd6c7299f..973aa93753 100644
--- a/drivers/s390/crypto/zcrypt_api.c
+++ b/drivers/s390/crypto/zcrypt_api.c
@@ -579,6 +579,7 @@ static inline struct zcrypt_queue *zcrypt_pick_queue(struct zcrypt_card *zc,
{
if (!zq || !try_module_get(zq->queue->ap_dev.device.driver->owner))
return NULL;
+ zcrypt_card_get(zc);
zcrypt_queue_get(zq);
get_device(&zq->queue->ap_dev.device);
atomic_add(weight, &zc->load);
@@ -598,6 +599,7 @@ static inline void zcrypt_drop_queue(struct zcrypt_card *zc,
atomic_sub(weight, &zq->load);
put_device(&zq->queue->ap_dev.device);
zcrypt_queue_put(zq);
+ zcrypt_card_put(zc);
module_put(mod);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-01 09:23:25 +0000