diff options
Diffstat (limited to 'drivers/scsi/be2iscsi')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_main.c | 107 |
1 files changed, 62 insertions, 45 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 23344c8c5b79..185cf394b9f0 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -1252,9 +1252,9 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn, task = pwrb_handle->pio_handle; io_task = task->dd_data; - spin_lock(&phba->mgmt_sgl_lock); + spin_lock_bh(&phba->mgmt_sgl_lock); free_mgmt_sgl_handle(phba, io_task->psgl_handle); - spin_unlock(&phba->mgmt_sgl_lock); + spin_unlock_bh(&phba->mgmt_sgl_lock); spin_lock_bh(&session->lock); free_wrb_handle(phba, pwrb_context, pwrb_handle); spin_unlock_bh(&session->lock); @@ -3693,6 +3693,57 @@ static void beiscsi_clean_port(struct beiscsi_hba *phba) kfree(phba->ep_array); } +static void beiscsi_cleanup_task(struct iscsi_task *task) +{ + struct beiscsi_io_task *io_task = task->dd_data; + struct iscsi_conn *conn = task->conn; + struct beiscsi_conn *beiscsi_conn = conn->dd_data; + struct beiscsi_hba *phba = beiscsi_conn->phba; + struct beiscsi_session *beiscsi_sess = beiscsi_conn->beiscsi_sess; + struct hwi_wrb_context *pwrb_context; + struct hwi_controller *phwi_ctrlr; + + phwi_ctrlr = phba->phwi_ctrlr; + pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid + - phba->fw_config.iscsi_cid_start]; + + if (io_task->cmd_bhs) { + pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs, + io_task->bhs_pa.u.a64.address); + io_task->cmd_bhs = NULL; + } + + if (task->sc) { + if (io_task->pwrb_handle) { + free_wrb_handle(phba, pwrb_context, + io_task->pwrb_handle); + io_task->pwrb_handle = NULL; + } + + if (io_task->psgl_handle) { + spin_lock(&phba->io_sgl_lock); + free_io_sgl_handle(phba, io_task->psgl_handle); + spin_unlock(&phba->io_sgl_lock); + io_task->psgl_handle = NULL; + } + } else { + if (!beiscsi_conn->login_in_progress) { + if (io_task->pwrb_handle) { + free_wrb_handle(phba, pwrb_context, + io_task->pwrb_handle); + io_task->pwrb_handle = NULL; + } + if (io_task->psgl_handle) { + spin_lock(&phba->mgmt_sgl_lock); + free_mgmt_sgl_handle(phba, + io_task->psgl_handle); + spin_unlock(&phba->mgmt_sgl_lock); + io_task->psgl_handle = NULL; + } + } + } +} + void beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn, struct beiscsi_offload_params *params) @@ -3701,12 +3752,19 @@ beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn, struct iscsi_target_context_update_wrb *pwrb = NULL; struct be_mem_descriptor *mem_descr; struct beiscsi_hba *phba = beiscsi_conn->phba; + struct iscsi_task *task = beiscsi_conn->task; + struct iscsi_session *session = task->conn->session; u32 doorbell = 0; /* * We can always use 0 here because it is reserved by libiscsi for * login/startup related tasks. */ + beiscsi_conn->login_in_progress = 0; + spin_lock_bh(&session->lock); + beiscsi_cleanup_task(task); + spin_unlock_bh(&session->lock); + pwrb_handle = alloc_wrb_handle(phba, (beiscsi_conn->beiscsi_conn_cid - phba->fw_config.iscsi_cid_start)); pwrb = (struct iscsi_target_context_update_wrb *)pwrb_handle->pwrb; @@ -3862,6 +3920,7 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) io_task->pwrb_handle = beiscsi_conn->plogin_wrb_handle; } + beiscsi_conn->task = task; } else { spin_lock(&phba->mgmt_sgl_lock); io_task->psgl_handle = alloc_mgmt_sgl_handle(phba); @@ -3904,53 +3963,11 @@ free_hndls: io_task->pwrb_handle = NULL; pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs, io_task->bhs_pa.u.a64.address); + io_task->cmd_bhs = NULL; SE_DEBUG(DBG_LVL_1, "Alloc of SGL_ICD Failed\n"); return -ENOMEM; } -static void beiscsi_cleanup_task(struct iscsi_task *task) -{ - struct beiscsi_io_task *io_task = task->dd_data; - struct iscsi_conn *conn = task->conn; - struct beiscsi_conn *beiscsi_conn = conn->dd_data; - struct beiscsi_hba *phba = beiscsi_conn->phba; - struct beiscsi_session *beiscsi_sess = beiscsi_conn->beiscsi_sess; - struct hwi_wrb_context *pwrb_context; - struct hwi_controller *phwi_ctrlr; - - phwi_ctrlr = phba->phwi_ctrlr; - pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid - - phba->fw_config.iscsi_cid_start]; - if (io_task->pwrb_handle) { - free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle); - io_task->pwrb_handle = NULL; - } - - if (io_task->cmd_bhs) { - pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs, - io_task->bhs_pa.u.a64.address); - } - - if (task->sc) { - if (io_task->psgl_handle) { - spin_lock(&phba->io_sgl_lock); - free_io_sgl_handle(phba, io_task->psgl_handle); - spin_unlock(&phba->io_sgl_lock); - io_task->psgl_handle = NULL; - } - } else { - if (task->hdr && - ((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN)) - return; - if (io_task->psgl_handle) { - spin_lock(&phba->mgmt_sgl_lock); - free_mgmt_sgl_handle(phba, io_task->psgl_handle); - spin_unlock(&phba->mgmt_sgl_lock); - io_task->psgl_handle = NULL; - } - } -} - static int beiscsi_iotask(struct iscsi_task *task, struct scatterlist *sg, unsigned int num_sg, unsigned int xferlen, unsigned int writedir) |