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scsi: iscsi: iscsi_tcp: Set no linger 

Userspace (open-iscsi based tools at least) sets no linger on the socket to
prevent stale data from being sent. However, with the in-kernel cleanup if
userspace is not up the sockfd_put will release the socket without having
set that sockopt.

iscsid sets that opt at socket close time, but it seems ok to set this at
setup time in the kernel for all tools.

Link: https://lore.kernel.org/r/20210525181821.7617-9-michael.christie@oracle.com
Reviewed-by: Lee Duncan <lduncan@suse.com>
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Mike Christie 2021-05-25 13:18:01 -05:00 committed by Martin K. Petersen
parent 23d6fefbb3
commit c0920cd36f
1 changed files with 1 additions and 0 deletions
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1
drivers/scsi/iscsi_tcp.c
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@ -689,6 +689,7 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session,
sk->sk_sndtimeo = 15 * HZ; /* FIXME: make it configurable */
sk->sk_allocation = GFP_ATOMIC;
sk_set_memalloc(sk);
sock_no_linger(sk);
iscsi_sw_tcp_conn_set_callbacks(conn);
tcp_sw_conn->sendpage = tcp_sw_conn->sock->ops->sendpage;