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authorRohit Maheshwari <rohitm@chelsio.com>2020-04-23 12:18:55 +0530
committerDavid S. Miller <davem@davemloft.net>2020-04-23 15:51:37 -0700
commitd97793af11e48161dee00fa877e34b65e7a20da9 (patch)
tree52e46182b2d544dd9c59cdd024a7d3115663c00b /drivers/crypto
parentf35d12971b4d814cdb2f659d76b42f0c545270b6 (diff)
downloadlinux-d97793af11e48161dee00fa877e34b65e7a20da9.tar.bz2
chcr: Fix CPU hard lockup
Soft lock should be taken in place of hard lock. Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/chelsio/chcr_ktls.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/crypto/chelsio/chcr_ktls.c b/drivers/crypto/chelsio/chcr_ktls.c
index cd1769ecdc1c..e92b352fb0ad 100644
--- a/drivers/crypto/chelsio/chcr_ktls.c
+++ b/drivers/crypto/chelsio/chcr_ktls.c
@@ -120,12 +120,10 @@ out:
static int chcr_ktls_update_connection_state(struct chcr_ktls_info *tx_info,
int new_state)
{
- unsigned long flags;
-
/* This function can be called from both rx (interrupt context) and tx
* queue contexts.
*/
- spin_lock_irqsave(&tx_info->lock, flags);
+ spin_lock_bh(&tx_info->lock);
switch (tx_info->connection_state) {
case KTLS_CONN_CLOSED:
tx_info->connection_state = new_state;
@@ -169,7 +167,7 @@ static int chcr_ktls_update_connection_state(struct chcr_ktls_info *tx_info,
pr_err("unknown KTLS connection state\n");
break;
}
- spin_unlock_irqrestore(&tx_info->lock, flags);
+ spin_unlock_bh(&tx_info->lock);
return tx_info->connection_state;
}