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s390/zcrypt: use spin_lock_bh for all queue locks and unlocks. 

During tests the Kernel complained about inconsistend lock state:
inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage.
Now all the queue locks use spin_lock_bh/spin_unlock_bh.

Signed-off-by: Harald Freudenberger <freude@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Harald Freudenberger 2017-01-16 09:43:29 +01:00 committed by Martin Schwidefsky
parent d34b1acb78
commit 7fbe5c0f2a
1 changed files with 8 additions and 0 deletions
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8
drivers/s390/crypto/zcrypt_api.c
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@ -668,6 +668,7 @@ static void zcrypt_qdepth_mask(char qdepth[AP_DEVICES])
memset(qdepth, 0, sizeof(char) * AP_DEVICES);
spin_lock(&zcrypt_list_lock);
local_bh_disable();
for_each_zcrypt_card(zc) {
for_each_zcrypt_queue(zq, zc) {
if (AP_QID_QUEUE(zq->queue->qid) != ap_domain_index)
@ -679,6 +680,7 @@ static void zcrypt_qdepth_mask(char qdepth[AP_DEVICES])
spin_unlock(&zq->queue->lock);
}
}
local_bh_enable();
spin_unlock(&zcrypt_list_lock);
}
@ -689,6 +691,7 @@ static void zcrypt_perdev_reqcnt(int reqcnt[AP_DEVICES])
memset(reqcnt, 0, sizeof(int) * AP_DEVICES);
spin_lock(&zcrypt_list_lock);
local_bh_disable();
for_each_zcrypt_card(zc) {
for_each_zcrypt_queue(zq, zc) {
if (AP_QID_QUEUE(zq->queue->qid) != ap_domain_index)
@ -699,6 +702,7 @@ static void zcrypt_perdev_reqcnt(int reqcnt[AP_DEVICES])
spin_unlock(&zq->queue->lock);
}
}
local_bh_enable();
spin_unlock(&zcrypt_list_lock);
}
@ -710,6 +714,7 @@ static int zcrypt_pendingq_count(void)
pendingq_count = 0;
spin_lock(&zcrypt_list_lock);
local_bh_disable();
for_each_zcrypt_card(zc) {
for_each_zcrypt_queue(zq, zc) {
if (AP_QID_QUEUE(zq->queue->qid) != ap_domain_index)
@ -719,6 +724,7 @@ static int zcrypt_pendingq_count(void)
spin_unlock(&zq->queue->lock);
}
}
local_bh_enable();
spin_unlock(&zcrypt_list_lock);
return pendingq_count;
}
@ -731,6 +737,7 @@ static int zcrypt_requestq_count(void)
requestq_count = 0;
spin_lock(&zcrypt_list_lock);
local_bh_disable();
for_each_zcrypt_card(zc) {
for_each_zcrypt_queue(zq, zc) {
if (AP_QID_QUEUE(zq->queue->qid) != ap_domain_index)
@ -740,6 +747,7 @@ static int zcrypt_requestq_count(void)
spin_unlock(&zq->queue->lock);
}
}
local_bh_enable();
spin_unlock(&zcrypt_list_lock);
return requestq_count;
}