From 1fad9e934a43407c1ba397b1b6b8882aa8a2cafd Mon Sep 17 00:00:00 2001 From: Jeff Skirvin Date: Fri, 4 Mar 2011 14:06:46 -0800 Subject: [PATCH] isci: save the i/o tag outside the scic request structure. The pointer to the core representation of a request is marked NULL at completion, but we need to save the i/o tag for task management. Signed-off-by: Jeff Skirvin Signed-off-by: Jacek Danecki [revise changelog] Signed-off-by: Dan Williams --- drivers/scsi/isci/request.c | 6 ++++++ drivers/scsi/isci/task.c | 10 ++++------ drivers/scsi/isci/task.h | 2 +- 3 files changed, 11 insertions(+), 7 deletions(-) diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c index 6cd80bb..f19a952 100644 --- a/drivers/scsi/isci/request.c +++ b/drivers/scsi/isci/request.c @@ -463,6 +463,12 @@ int isci_request_execute( */ status = SCI_SUCCESS; } + else + /* Save the tag for possible task mgmt later. */ + request->io_tag = scic_io_request_get_io_tag( + request->sci_request_handle); + + } else dev_warn(&isci_host->pdev->dev, "%s: failed request start\n", diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c index 02c40c0..e9bfc22 100644 --- a/drivers/scsi/isci/task.c +++ b/drivers/scsi/isci/task.c @@ -544,7 +544,7 @@ void isci_task_build_tmf( void (*tmf_sent_cb)(enum isci_tmf_cb_state, struct isci_tmf *, void *), - void *cb_data) + struct isci_request *old_request) { dev_dbg(&isci_device->isci_port->isci_host->pdev->dev, "%s: isci_device = %p\n", __func__, isci_device); @@ -555,7 +555,9 @@ void isci_task_build_tmf( tmf->tmf_code = code; tmf->timeout_timer = NULL; tmf->cb_state_func = tmf_sent_cb; - tmf->cb_data = cb_data; + tmf->cb_data = old_request; + tmf->io_tag = old_request->io_tag; + } static struct isci_request *isci_task_get_request_from_task( @@ -1248,10 +1250,6 @@ int isci_task_abort_task(struct sas_task *task) isci_task_build_tmf(&tmf, isci_device, isci_tmf_ssp_task_abort, isci_abort_task_process_cb, old_request); - tmf.io_tag = scic_io_request_get_io_tag( - old_request->sci_request_handle - ); - spin_unlock_irqrestore(&isci_host->scic_lock, flags); #define ISCI_ABORT_TASK_TIMEOUT_MS 500 /* half second timeout. */ diff --git a/drivers/scsi/isci/task.h b/drivers/scsi/isci/task.h index 68d8e5e..5a5a4ec 100644 --- a/drivers/scsi/isci/task.h +++ b/drivers/scsi/isci/task.h @@ -224,7 +224,7 @@ void isci_task_build_tmf( void (*tmf_sent_cb)( enum isci_tmf_cb_state, struct isci_tmf *, void *), - void *cb_data); + struct isci_request *old_request); int isci_task_execute_tmf( struct isci_host *isci_host, -- 2.7.4