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chcr: Fix CPU hard lockup

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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>
This commit is contained in:
Rohit Maheshwari 2020-04-23 12:18:55 +05:30 • committed by David S. Miller
parent f35d12971b
commit d97793af11
1 changed files with 2 additions and 4 deletions
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6
drivers/crypto/chelsio/chcr_ktls.c
View file

@ -120,12 +120,10 @@ out:
static int chcr_ktls_update_connection_state(struct chcr_ktls_info *tx_info, static int chcr_ktls_update_connection_state(struct chcr_ktls_info *tx_info,
int new_state) int new_state)
{ {
unsigned long flags;
/* This function can be called from both rx (interrupt context) and tx /* This function can be called from both rx (interrupt context) and tx
* queue contexts. * queue contexts.
*/ */
spin_lock_irqsave(&tx_info->lock, flags); spin_lock_bh(&tx_info->lock);
switch (tx_info->connection_state) { switch (tx_info->connection_state) {
case KTLS_CONN_CLOSED: case KTLS_CONN_CLOSED:
tx_info->connection_state = new_state; 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"); pr_err("unknown KTLS connection state\n");
break; break;
} }
spin_unlock_irqrestore(&tx_info->lock, flags); spin_unlock_bh(&tx_info->lock);
return tx_info->connection_state; return tx_info->connection_state;
} }