Commit 9c890a79 authored by Jitendra Bhivare's avatar Jitendra Bhivare Committed by Martin K. Petersen

be2iscsi: Remove unused mcc_cq_lock

mcc_cq_lock spin_lock is used only in beiscsi_process_mcc which is
called only when all interrupts are disabled from mgmt_epfw_cleanup
during unloading of driver. There is no other context where there can be
contention for the processing of CQ.
Signed-off-by: default avatarJitendra Bhivare <jitendra.bhivare@broadcom.com>
Reviewed-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent aee5618d
......@@ -132,7 +132,6 @@ struct be_ctrl_info {
/* MCC Rings */
struct be_mcc_obj mcc_obj;
spinlock_t mcc_lock; /* For serializing mcc cmds to BE card */
spinlock_t mcc_cq_lock;
wait_queue_head_t mcc_wait[MAX_MCC_CMD + 1];
unsigned int mcc_tag[MAX_MCC_CMD];
......
......@@ -532,7 +532,6 @@ int beiscsi_process_mcc(struct beiscsi_hba *phba)
int num = 0, status = 0;
struct be_ctrl_info *ctrl = &phba->ctrl;
spin_lock_bh(&phba->ctrl.mcc_cq_lock);
while ((compl = be_mcc_compl_get(phba))) {
if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
beiscsi_process_async_event(phba, compl);
......@@ -547,7 +546,6 @@ int beiscsi_process_mcc(struct beiscsi_hba *phba)
if (num)
hwi_ring_cq_db(phba, phba->ctrl.mcc_obj.cq.id, num, 1);
spin_unlock_bh(&phba->ctrl.mcc_cq_lock);
return status;
}
......
......@@ -730,7 +730,6 @@ static int be_ctrl_init(struct beiscsi_hba *phba, struct pci_dev *pdev)
memset(mbox_mem_align->va, 0, sizeof(struct be_mcc_mailbox));
mutex_init(&ctrl->mbox_lock);
spin_lock_init(&phba->ctrl.mcc_lock);
spin_lock_init(&phba->ctrl.mcc_cq_lock);
return status;
}
......
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