diff options
Diffstat (limited to 'drivers/crypto/ccp/ccp-dev.c')
| -rw-r--r-- | drivers/crypto/ccp/ccp-dev.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/crypto/ccp/ccp-dev.c b/drivers/crypto/ccp/ccp-dev.c index 336e5b780fcb..4dbc18727235 100644 --- a/drivers/crypto/ccp/ccp-dev.c +++ b/drivers/crypto/ccp/ccp-dev.c @@ -53,7 +53,7 @@ static DEFINE_RWLOCK(ccp_unit_lock); static LIST_HEAD(ccp_units); /* Round-robin counter */ -static DEFINE_RWLOCK(ccp_rr_lock); +static DEFINE_SPINLOCK(ccp_rr_lock); static struct ccp_device *ccp_rr; /* Ever-increasing value to produce unique unit numbers */ @@ -128,14 +128,14 @@ static struct ccp_device *ccp_get_device(void) */ read_lock_irqsave(&ccp_unit_lock, flags); if (!list_empty(&ccp_units)) { - write_lock_irqsave(&ccp_rr_lock, flags); + spin_lock(&ccp_rr_lock); dp = ccp_rr; if (list_is_last(&ccp_rr->entry, &ccp_units)) ccp_rr = list_first_entry(&ccp_units, struct ccp_device, entry); else ccp_rr = list_next_entry(ccp_rr, entry); - write_unlock_irqrestore(&ccp_rr_lock, flags); + spin_unlock(&ccp_rr_lock); } read_unlock_irqrestore(&ccp_unit_lock, flags); |
