PWN-Hunter/android_kernel_xiaomi_sdm845
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[SCSI] iscsi update: rm conn lock

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>From erezz@voltaire.com:

rm conn->lock since it is not used anymore. The dataqueue is protected
by the session lock and xmitmutex.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Alex Aizman <itn780@yahoo.com>
Signed-off-by: Dmitry Yusupov <dmitry_yus@yahoo.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Mike Christie 2006-02-01 21:07:03 -06:00 committed by
parent ee7f8e4053
commit 1fd459e367
2 changed files with 0 additions and 5 deletions
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4
drivers/scsi/iscsi_tcp.c
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@ -244,12 +244,10 @@ iscsi_ctask_cleanup(struct iscsi_conn *conn, struct iscsi_cmd_task *ctask)
if (sc->sc_data_direction == DMA_TO_DEVICE) {
struct iscsi_data_task *dtask, *n;
/* WRITE: cleanup Data-Out's if any */
spin_lock(&conn->lock);
list_for_each_entry_safe(dtask, n, &ctask->dataqueue, item) {
list_del(&dtask->item);
mempool_free(dtask, ctask->datapool);
}
spin_unlock(&conn->lock);
}
ctask->xmstate = XMSTATE_IDLE;
ctask->r2t = NULL;
@ -2453,8 +2451,6 @@ iscsi_conn_create(struct iscsi_cls_session *cls_session, uint32_t conn_idx)
conn->data_size = DEFAULT_MAX_RECV_DATA_SEGMENT_LENGTH;
conn->max_recv_dlength = DEFAULT_MAX_RECV_DATA_SEGMENT_LENGTH;
spin_lock_init(&conn->lock);
/* initialize general xmit PDU commands queue */
conn->xmitqueue = kfifo_alloc(session->cmds_max * sizeof(void*),
GFP_KERNEL, NULL);

1
drivers/scsi/iscsi_tcp.h
View File

@ -146,7 +146,6 @@ struct iscsi_conn {
struct iscsi_mgmt_task *login_mtask; /* mtask used for login/text */
struct iscsi_mgmt_task *mtask; /* xmit mtask in progress */
struct iscsi_cmd_task *ctask; /* xmit ctask in progress */
spinlock_t lock; /* FIXME: to be removed */
/* old values for socket callbacks */
void (*old_data_ready)(struct sock *, int);