aboutsummaryrefslogtreecommitdiff
path: root/drivers/s390
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd_3990_erp.c6
-rw-r--r--drivers/s390/block/dasd_proc.c4
-rw-r--r--drivers/s390/char/defkeymap.c4
-rw-r--r--drivers/s390/char/sclp_vt220.c2
-rw-r--r--drivers/s390/crypto/ap_bus.c12
-rw-r--r--drivers/s390/net/claw.c39
6 files changed, 33 insertions, 34 deletions
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index f69714a0e9e..b19db20a0be 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -2310,10 +2310,8 @@ static int
dasd_3990_erp_error_match(struct dasd_ccw_req *cqr1, struct dasd_ccw_req *cqr2)
{
- /* check failed CCW */
- if (cqr1->irb.scsw.cpa != cqr2->irb.scsw.cpa) {
- // return 0; /* CCW doesn't match */
- }
+ if (cqr1->startdev != cqr2->startdev)
+ return 0;
if (cqr1->irb.esw.esw0.erw.cons != cqr2->irb.esw.esw0.erw.cons)
return 0;
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 28a86f07004..556063e8f7a 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -62,8 +62,10 @@ dasd_devices_show(struct seq_file *m, void *v)
return 0;
if (device->block)
block = device->block;
- else
+ else {
+ dasd_put_device(device);
return 0;
+ }
/* Print device number. */
seq_printf(m, "%s", device->cdev->dev.bus_id);
/* Print discipline string. */
diff --git a/drivers/s390/char/defkeymap.c b/drivers/s390/char/defkeymap.c
index 389346cda6c..07c7f31081b 100644
--- a/drivers/s390/char/defkeymap.c
+++ b/drivers/s390/char/defkeymap.c
@@ -151,8 +151,8 @@ char *func_table[MAX_NR_FUNC] = {
};
struct kbdiacruc accent_table[MAX_DIACR] = {
- {'^', 'c', '\003'}, {'^', 'd', '\004'},
- {'^', 'z', '\032'}, {'^', '\012', '\000'},
+ {'^', 'c', 0003}, {'^', 'd', 0004},
+ {'^', 'z', 0032}, {'^', 0012, 0000},
};
unsigned int accent_table_size = 4;
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 92f52720179..f7b258dfd52 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -367,7 +367,7 @@ sclp_vt220_timeout(unsigned long data)
sclp_vt220_emit_current();
}
-#define BUFFER_MAX_DELAY HZ/2
+#define BUFFER_MAX_DELAY HZ/20
/*
* Internal implementation of the write function. Write COUNT bytes of data
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index d0c6fd3b1c1..7b0b8190129 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -490,10 +490,12 @@ static int ap_device_probe(struct device *dev)
int rc;
ap_dev->drv = ap_drv;
- spin_lock_bh(&ap_device_lock);
- list_add(&ap_dev->list, &ap_device_list);
- spin_unlock_bh(&ap_device_lock);
rc = ap_drv->probe ? ap_drv->probe(ap_dev) : -ENODEV;
+ if (!rc) {
+ spin_lock_bh(&ap_device_lock);
+ list_add(&ap_dev->list, &ap_device_list);
+ spin_unlock_bh(&ap_device_lock);
+ }
return rc;
}
@@ -532,11 +534,11 @@ static int ap_device_remove(struct device *dev)
ap_flush_queue(ap_dev);
del_timer_sync(&ap_dev->timeout);
- if (ap_drv->remove)
- ap_drv->remove(ap_dev);
spin_lock_bh(&ap_device_lock);
list_del_init(&ap_dev->list);
spin_unlock_bh(&ap_device_lock);
+ if (ap_drv->remove)
+ ap_drv->remove(ap_dev);
spin_lock_bh(&ap_dev->lock);
atomic_sub(ap_dev->queue_count, &ap_poll_requests);
spin_unlock_bh(&ap_dev->lock);
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index c3076217871..d8a5c229c5a 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -1851,8 +1851,7 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
}
}
/* See how many write buffers are required to hold this data */
- numBuffers= ( skb->len + privptr->p_env->write_size - 1) /
- ( privptr->p_env->write_size);
+ numBuffers = DIV_ROUND_UP(skb->len, privptr->p_env->write_size);
/* If that number of buffers isn't available, give up for now */
if (privptr->write_free_count < numBuffers ||
@@ -2114,8 +2113,7 @@ init_ccw_bk(struct net_device *dev)
*/
ccw_blocks_perpage= PAGE_SIZE / CCWBK_SIZE;
ccw_pages_required=
- (ccw_blocks_required+ccw_blocks_perpage -1) /
- ccw_blocks_perpage;
+ DIV_ROUND_UP(ccw_blocks_required, ccw_blocks_perpage);
#ifdef DEBUGMSG
printk(KERN_INFO "%s: %s() > ccw_blocks_perpage=%d\n",
@@ -2131,30 +2129,29 @@ init_ccw_bk(struct net_device *dev)
* provide good performance. With packing buffers support 32k
* buffers are used.
*/
- if (privptr->p_env->read_size < PAGE_SIZE) {
- claw_reads_perpage= PAGE_SIZE / privptr->p_env->read_size;
- claw_read_pages= (privptr->p_env->read_buffers +
- claw_reads_perpage -1) / claw_reads_perpage;
+ if (privptr->p_env->read_size < PAGE_SIZE) {
+ claw_reads_perpage = PAGE_SIZE / privptr->p_env->read_size;
+ claw_read_pages = DIV_ROUND_UP(privptr->p_env->read_buffers,
+ claw_reads_perpage);
}
else { /* > or equal */
- privptr->p_buff_pages_perread=
- (privptr->p_env->read_size + PAGE_SIZE - 1) / PAGE_SIZE;
- claw_read_pages=
- privptr->p_env->read_buffers * privptr->p_buff_pages_perread;
+ privptr->p_buff_pages_perread =
+ DIV_ROUND_UP(privptr->p_env->read_size, PAGE_SIZE);
+ claw_read_pages = privptr->p_env->read_buffers *
+ privptr->p_buff_pages_perread;
}
if (privptr->p_env->write_size < PAGE_SIZE) {
- claw_writes_perpage=
- PAGE_SIZE / privptr->p_env->write_size;
- claw_write_pages=
- (privptr->p_env->write_buffers + claw_writes_perpage -1) /
- claw_writes_perpage;
+ claw_writes_perpage =
+ PAGE_SIZE / privptr->p_env->write_size;
+ claw_write_pages = DIV_ROUND_UP(privptr->p_env->write_buffers,
+ claw_writes_perpage);
}
else { /* > or equal */
- privptr->p_buff_pages_perwrite=
- (privptr->p_env->read_size + PAGE_SIZE - 1) / PAGE_SIZE;
- claw_write_pages=
- privptr->p_env->write_buffers * privptr->p_buff_pages_perwrite;
+ privptr->p_buff_pages_perwrite =
+ DIV_ROUND_UP(privptr->p_env->read_size, PAGE_SIZE);
+ claw_write_pages = privptr->p_env->write_buffers *
+ privptr->p_buff_pages_perwrite;
}
#ifdef DEBUGMSG
if (privptr->p_env->read_size < PAGE_SIZE) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-01 04:23:30 +0000