Performance improvement using block layer tag.
Curent driver gets scsiio tracker and free smid from link list and array
based tracking managed by driver. Accessing list in main io path is
performance pentaly because of protection using spinlock
"scsi_lookup_lock".
In this patch:
1. Driver removes all link list access from main io path and
use scmd->request->tag to get free smid.
2. Instead of holding 'struct scsiio_tracker' in its own pool
driver can embed it into the scsi command.
Driver provides cmd_size in scsi_host_template, so that struct
scsiio_tracker is preallocated by scsi mid layer for each scsi command.
Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
}
struct scsiio_tracker *
-mpt3sas_get_st_from_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid)
+_get_st_from_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid)
{
+ struct scsi_cmnd *cmd;
+
if (WARN_ON(!smid) ||
WARN_ON(smid >= ioc->hi_priority_smid))
return NULL;
- return &ioc->scsi_lookup[smid - 1];
+
+ cmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid);
+ if (cmd)
+ return scsi_cmd_priv(cmd);
+
+ return NULL;
}
/**
struct scsiio_tracker *st;
if (smid < ctl_smid) {
- st = mpt3sas_get_st_from_smid(ioc, smid);
+ st = _get_st_from_smid(ioc, smid);
if (st)
cb_idx = st->cb_idx;
} else if (smid == ctl_smid)
/**
* _base_get_chain_buffer_tracker - obtain chain tracker
* @ioc: per adapter object
- * @smid: smid associated to an IO request
+ * @scmd: SCSI commands of the IO request
*
* Returns chain tracker(from ioc->free_chain_list)
*/
static struct chain_tracker *
-_base_get_chain_buffer_tracker(struct MPT3SAS_ADAPTER *ioc, u16 smid)
+_base_get_chain_buffer_tracker(struct MPT3SAS_ADAPTER *ioc,
+ struct scsi_cmnd *scmd)
{
struct chain_tracker *chain_req;
- struct scsiio_tracker *st;
+ struct scsiio_tracker *st = scsi_cmd_priv(scmd);
unsigned long flags;
spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
chain_req = list_entry(ioc->free_chain_list.next,
struct chain_tracker, tracker_list);
list_del_init(&chain_req->tracker_list);
- st = mpt3sas_get_st_from_smid(ioc, smid);
- if (st)
- list_add_tail(&chain_req->tracker_list, &st->chain_list);
+ list_add_tail(&chain_req->tracker_list, &st->chain_list);
spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
return chain_req;
}
/* initializing the chain flags and pointers */
chain_flags = MPI2_SGE_FLAGS_CHAIN_ELEMENT << MPI2_SGE_FLAGS_SHIFT;
- chain_req = _base_get_chain_buffer_tracker(ioc, smid);
+ chain_req = _base_get_chain_buffer_tracker(ioc, scmd);
if (!chain_req)
return -1;
chain = chain_req->chain_buffer;
sges_in_segment--;
}
- chain_req = _base_get_chain_buffer_tracker(ioc, smid);
+ chain_req = _base_get_chain_buffer_tracker(ioc, scmd);
if (!chain_req)
return -1;
chain = chain_req->chain_buffer;
}
/* initializing the pointers */
- chain_req = _base_get_chain_buffer_tracker(ioc, smid);
+ chain_req = _base_get_chain_buffer_tracker(ioc, scmd);
if (!chain_req)
return -1;
chain = chain_req->chain_buffer;
sges_in_segment--;
}
- chain_req = _base_get_chain_buffer_tracker(ioc, smid);
+ chain_req = _base_get_chain_buffer_tracker(ioc, scmd);
if (!chain_req)
return -1;
chain = chain_req->chain_buffer;
void *
mpt3sas_base_get_pcie_sgl(struct MPT3SAS_ADAPTER *ioc, u16 smid)
{
- return (void *)(ioc->scsi_lookup[smid - 1].pcie_sg_list.pcie_sgl);
+ return (void *)(ioc->pcie_sg_lookup[smid - 1].pcie_sgl);
}
/**
dma_addr_t
mpt3sas_base_get_pcie_sgl_dma(struct MPT3SAS_ADAPTER *ioc, u16 smid)
{
- return ioc->scsi_lookup[smid - 1].pcie_sg_list.pcie_sgl_dma;
+ return ioc->pcie_sg_lookup[smid - 1].pcie_sgl_dma;
}
/**
mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx,
struct scsi_cmnd *scmd)
{
- unsigned long flags;
- struct scsiio_tracker *request;
+ struct scsiio_tracker *request = scsi_cmd_priv(scmd);
+ unsigned int tag = scmd->request->tag;
u16 smid;
- spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
- if (list_empty(&ioc->free_list)) {
- spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
- pr_err(MPT3SAS_FMT "%s: smid not available\n",
- ioc->name, __func__);
- return 0;
- }
-
- request = list_entry(ioc->free_list.next,
- struct scsiio_tracker, tracker_list);
- request->scmd = scmd;
+ smid = tag + 1;
request->cb_idx = cb_idx;
- smid = request->smid;
request->msix_io = _base_get_msix_index(ioc);
- list_del(&request->tracker_list);
- spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+ request->smid = smid;
+ INIT_LIST_HEAD(&request->chain_list);
return smid;
}
}
}
+void mpt3sas_base_clear_st(struct MPT3SAS_ADAPTER *ioc,
+ struct scsiio_tracker *st)
+{
+ if (WARN_ON(st->smid == 0))
+ return;
+ st->cb_idx = 0xFF;
+ st->direct_io = 0;
+ if (!list_empty(&st->chain_list)) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+ list_splice_init(&st->chain_list, &ioc->free_chain_list);
+ spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+ }
+}
+
/**
* mpt3sas_base_free_smid - put smid back on free_list
* @ioc: per adapter object
unsigned long flags;
int i;
- spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
if (smid < ioc->hi_priority_smid) {
- /* scsiio queue */
- i = smid - 1;
- list_splice_init(&ioc->scsi_lookup[i].chain_list,
- &ioc->free_chain_list);
- ioc->scsi_lookup[i].cb_idx = 0xFF;
- ioc->scsi_lookup[i].scmd = NULL;
- ioc->scsi_lookup[i].direct_io = 0;
- if (i < ioc->scsiio_depth - INTERNAL_SCSIIO_CMDS_COUNT)
- list_add(&ioc->scsi_lookup[i].tracker_list,
- &ioc->free_list);
- spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+ struct scsiio_tracker *st;
+ st = _get_st_from_smid(ioc, smid);
+ if (!st) {
+ _base_recovery_check(ioc);
+ return;
+ }
+ mpt3sas_base_clear_st(ioc, st);
_base_recovery_check(ioc);
return;
- } else if (smid < ioc->internal_smid) {
+ }
+
+ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+ if (smid < ioc->internal_smid) {
/* hi-priority */
i = smid - ioc->hi_priority_smid;
ioc->hpr_lookup[i].cb_idx = 0xFF;
if (ioc->pcie_sgl_dma_pool) {
for (i = 0; i < ioc->scsiio_depth; i++) {
- if (ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl)
- dma_pool_free(ioc->pcie_sgl_dma_pool,
- ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl,
- ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl_dma);
+ dma_pool_free(ioc->pcie_sgl_dma_pool,
+ ioc->pcie_sg_lookup[i].pcie_sgl,
+ ioc->pcie_sg_lookup[i].pcie_sgl_dma);
}
if (ioc->pcie_sgl_dma_pool)
dma_pool_destroy(ioc->pcie_sgl_dma_pool);
ioc->config_page, ioc->config_page_dma);
}
- if (ioc->scsi_lookup) {
- free_pages((ulong)ioc->scsi_lookup, ioc->scsi_lookup_pages);
- ioc->scsi_lookup = NULL;
- }
kfree(ioc->hpr_lookup);
kfree(ioc->internal_lookup);
if (ioc->chain_lookup) {
ioc->name, (unsigned long long) ioc->request_dma));
total_sz += sz;
- sz = ioc->scsiio_depth * sizeof(struct scsiio_tracker);
- ioc->scsi_lookup_pages = get_order(sz);
- ioc->scsi_lookup = (struct scsiio_tracker *)__get_free_pages(
- GFP_KERNEL, ioc->scsi_lookup_pages);
- if (!ioc->scsi_lookup) {
- pr_err(MPT3SAS_FMT "scsi_lookup: get_free_pages failed, sz(%d)\n",
- ioc->name, (int)sz);
- goto out;
- }
-
dinitprintk(ioc, pr_info(MPT3SAS_FMT "scsiio(0x%p): depth(%d)\n",
ioc->name, ioc->request, ioc->scsiio_depth));
nvme_blocks_needed /= (ioc->page_size - NVME_PRP_SIZE);
nvme_blocks_needed++;
+ sz = sizeof(struct pcie_sg_list) * ioc->scsiio_depth;
+ ioc->pcie_sg_lookup = kzalloc(sz, GFP_KERNEL);
+ if (!ioc->pcie_sg_lookup) {
+ pr_info(MPT3SAS_FMT
+ "PCIe SGL lookup: kzalloc failed\n", ioc->name);
+ goto out;
+ }
sz = nvme_blocks_needed * ioc->page_size;
ioc->pcie_sgl_dma_pool =
dma_pool_create("PCIe SGL pool", &ioc->pdev->dev, sz, 16, 0);
goto out;
}
for (i = 0; i < ioc->scsiio_depth; i++) {
- ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl =
- dma_pool_alloc(ioc->pcie_sgl_dma_pool,
- GFP_KERNEL,
- &ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl_dma);
- if (!ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl) {
+ ioc->pcie_sg_lookup[i].pcie_sgl = dma_pool_alloc(
+ ioc->pcie_sgl_dma_pool, GFP_KERNEL,
+ &ioc->pcie_sg_lookup[i].pcie_sgl_dma);
+ if (!ioc->pcie_sg_lookup[i].pcie_sgl) {
pr_info(MPT3SAS_FMT
"PCIe SGL pool: dma_pool_alloc failed\n",
ioc->name);
kfree(delayed_event_ack);
}
- /* initialize the scsi lookup free list */
spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
- INIT_LIST_HEAD(&ioc->free_list);
- smid = 1;
- for (i = 0; i < ioc->scsiio_depth; i++, smid++) {
- INIT_LIST_HEAD(&ioc->scsi_lookup[i].chain_list);
- ioc->scsi_lookup[i].cb_idx = 0xFF;
- ioc->scsi_lookup[i].smid = smid;
- ioc->scsi_lookup[i].scmd = NULL;
- ioc->scsi_lookup[i].direct_io = 0;
- if (i < ioc->scsiio_depth - INTERNAL_SCSIIO_CMDS_COUNT)
- list_add_tail(&ioc->scsi_lookup[i].tracker_list,
- &ioc->free_list);
- }
/* hi-priority queue */
INIT_LIST_HEAD(&ioc->hpr_free_list);
/**
* struct scsiio_tracker - scsi mf request tracker
* @smid: system message id
- * @scmd: scsi request pointer
* @cb_idx: callback index
* @direct_io: To indicate whether I/O is direct (WARPDRIVE)
- * @tracker_list: list of free request (ioc->free_list)
+ * @chain_list: list of associated firmware chain tracker
* @msix_io: IO's msix
*/
struct scsiio_tracker {
u16 smid;
- struct scsi_cmnd *scmd;
u8 cb_idx;
u8 direct_io;
struct pcie_sg_list pcie_sg_list;
struct list_head chain_list;
- struct list_head tracker_list;
u16 msix_io;
};
u8 *request;
dma_addr_t request_dma;
u32 request_dma_sz;
- struct scsiio_tracker *scsi_lookup;
- ulong scsi_lookup_pages;
+ struct pcie_sg_list *pcie_sg_lookup;
spinlock_t scsi_lookup_lock;
- struct list_head free_list;
int pending_io_count;
wait_queue_head_t reset_wq;
u16 chains_needed_per_io;
u32 chain_depth;
u16 chain_segment_sz;
+ u16 chains_per_prp_buffer;
/* hi-priority queue */
u16 hi_priority_smid;
/* hi-priority queue */
u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx,
- struct scsi_cmnd *scmd);
-struct scsiio_tracker *mpt3sas_get_st_from_smid(struct MPT3SAS_ADAPTER *ioc,
- u16 smid);
+ struct scsi_cmnd *scmd);
+void mpt3sas_base_clear_st(struct MPT3SAS_ADAPTER *ioc,
+ struct scsiio_tracker *st);
u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid);
/* scsih shared API */
+struct scsi_cmnd *mpt3sas_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc,
+ u16 smid);
u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
u32 reply);
void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
u8 mpt3sas_get_num_volumes(struct MPT3SAS_ADAPTER *ioc);
void mpt3sas_init_warpdrive_properties(struct MPT3SAS_ADAPTER *ioc,
struct _raid_device *raid_device);
-u8
-mpt3sas_scsi_direct_io_get(struct MPT3SAS_ADAPTER *ioc, u16 smid);
-void
-mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io);
void
mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
- struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request,
- u16 smid);
+ struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request);
/* NCQ Prio Handling Check */
bool scsih_ncq_prio_supp(struct scsi_device *sdev);
Mpi2SCSITaskManagementRequest_t *tm_request)
{
u8 found = 0;
- u16 i;
+ u16 smid;
u16 handle;
struct scsi_cmnd *scmd;
struct MPT3SAS_DEVICE *priv_data;
- unsigned long flags;
Mpi2SCSITaskManagementReply_t *tm_reply;
u32 sz;
u32 lun;
lun = scsilun_to_int((struct scsi_lun *)tm_request->LUN);
handle = le16_to_cpu(tm_request->DevHandle);
- spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
- for (i = ioc->scsiio_depth; i && !found; i--) {
- scmd = ioc->scsi_lookup[i - 1].scmd;
- if (scmd == NULL || scmd->device == NULL ||
- scmd->device->hostdata == NULL)
+ for (smid = ioc->scsiio_depth; smid && !found; smid--) {
+ struct scsiio_tracker *st;
+
+ scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid);
+ if (!scmd)
continue;
if (lun != scmd->device->lun)
continue;
continue;
if (priv_data->sas_target->handle != handle)
continue;
- tm_request->TaskMID = cpu_to_le16(ioc->scsi_lookup[i - 1].smid);
+ st = scsi_cmd_priv(scmd);
+ tm_request->TaskMID = cpu_to_le16(st->smid);
found = 1;
}
- spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
if (!found) {
dctlprintk(ioc, pr_info(MPT3SAS_FMT
}
/**
- * __scsih_scsi_lookup_get_clear - returns scmd entry without
- * holding any lock.
+ * mpt3sas_scsih_scsi_lookup_get - returns scmd entry
* @ioc: per adapter object
* @smid: system request message index
*
* Returns the smid stored scmd pointer.
* Then will dereference the stored scmd pointer.
*/
-static inline struct scsi_cmnd *
-__scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc,
- u16 smid)
+struct scsi_cmnd *
+mpt3sas_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid)
{
struct scsi_cmnd *scmd = NULL;
+ struct scsiio_tracker *st;
- swap(scmd, ioc->scsi_lookup[smid - 1].scmd);
-
- return scmd;
-}
-
-/**
- * _scsih_scsi_lookup_get_clear - returns scmd entry
- * @ioc: per adapter object
- * @smid: system request message index
- *
- * Returns the smid stored scmd pointer.
- * Then will derefrence the stored scmd pointer.
- */
-static inline struct scsi_cmnd *
-_scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc, u16 smid)
-{
- unsigned long flags;
- struct scsi_cmnd *scmd;
-
- spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
- scmd = __scsih_scsi_lookup_get_clear(ioc, smid);
- spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
-
- return scmd;
-}
-
-/**
- * _scsih_scsi_lookup_find_by_scmd - scmd lookup
- * @ioc: per adapter object
- * @smid: system request message index
- * @scmd: pointer to scsi command object
- * Context: This function will acquire ioc->scsi_lookup_lock.
- *
- * This will search for a scmd pointer in the scsi_lookup array,
- * returning the revelent smid. A returned value of zero means invalid.
- */
-struct scsiio_tracker *
-_scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd
- *scmd)
-{
- struct scsiio_tracker *st = NULL;
- unsigned long flags;
- int i;
+ if (smid > 0 &&
+ smid <= ioc->scsiio_depth - INTERNAL_SCSIIO_CMDS_COUNT) {
+ u32 unique_tag = smid - 1;
- spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
- for (i = 0; i < ioc->scsiio_depth; i++) {
- if (ioc->scsi_lookup[i].scmd == scmd) {
- st = &ioc->scsi_lookup[i];
- goto out;
+ scmd = scsi_host_find_tag(ioc->shost, unique_tag);
+ if (scmd) {
+ st = scsi_cmd_priv(scmd);
+ if (st->cb_idx == 0xFF)
+ scmd = NULL;
}
}
- out:
- spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
- return st;
+ return scmd;
}
/**
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
struct MPT3SAS_DEVICE *sas_device_priv_data;
- struct scsiio_tracker *st = NULL;
+ struct scsiio_tracker *st = scsi_cmd_priv(scmd);
u16 handle;
int r;
goto out;
}
- /* search for the command */
- st = _scsih_scsi_lookup_find_by_scmd(ioc, scmd);
- if (!st) {
+ /* check for completed command */
+ if (st == NULL || st->cb_idx == 0xFF) {
scmd->result = DID_RESET << 16;
r = SUCCESS;
goto out;
MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
st->smid, st->msix_io, 30);
/* Command must be cleared after abort */
- if (r == SUCCESS && st->scmd)
+ if (r == SUCCESS && st->cb_idx != 0xFF)
r = FAILED;
out:
sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n",
_scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc)
{
struct scsi_cmnd *scmd;
+ struct scsiio_tracker *st;
u16 smid;
- u16 count = 0;
+ int count = 0;
for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
- scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
+ scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid);
if (!scmd)
continue;
count++;
_scsih_set_satl_pending(scmd, false);
- mpt3sas_base_free_smid(ioc, smid);
+ st = scsi_cmd_priv(scmd);
+ mpt3sas_base_clear_st(ioc, st);
scsi_dma_unmap(scmd);
if (ioc->pci_error_recovery)
scmd->result = DID_NO_CONNECT << 16;
raid_device = sas_target_priv_data->raid_device;
if (raid_device && raid_device->direct_io_enabled)
mpt3sas_setup_direct_io(ioc, scmd,
- raid_device, mpi_request, smid);
+ raid_device, mpi_request);
if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) {
if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) {
Mpi25SCSIIORequest_t *mpi_request;
Mpi2SCSIIOReply_t *mpi_reply;
struct scsi_cmnd *scmd;
+ struct scsiio_tracker *st;
u16 ioc_status;
u32 xfer_cnt;
u8 scsi_state;
u32 log_info;
struct MPT3SAS_DEVICE *sas_device_priv_data;
u32 response_code = 0;
- unsigned long flags;
mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
- if (ioc->broadcast_aen_busy || ioc->pci_error_recovery ||
- ioc->got_task_abort_from_ioctl)
- scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
- else
- scmd = __scsih_scsi_lookup_get_clear(ioc, smid);
-
+ scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid);
if (scmd == NULL)
return 1;
* WARPDRIVE: If direct_io is set then it is directIO,
* the failed direct I/O should be redirected to volume
*/
- if (mpt3sas_scsi_direct_io_get(ioc, smid) &&
+ st = scsi_cmd_priv(scmd);
+ if (st->direct_io &&
((ioc_status & MPI2_IOCSTATUS_MASK)
!= MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) {
- spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
- ioc->scsi_lookup[smid - 1].scmd = scmd;
- spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
- mpt3sas_scsi_direct_io_set(ioc, smid, 0);
+ st->direct_io = 0;
memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
mpi_request->DevHandle =
cpu_to_le16(sas_device_priv_data->sas_target->handle);
out:
scsi_dma_unmap(scmd);
-
+ mpt3sas_base_free_smid(ioc, smid);
scmd->scsi_done(scmd);
- return 1;
+ return 0;
}
/**
for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
if (ioc->shost_recovery)
goto out;
- st = &ioc->scsi_lookup[smid - 1];
- scmd = st->scmd;
+ scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid);
if (!scmd)
continue;
+ st = scsi_cmd_priv(scmd);
sdev = scmd->device;
sas_device_priv_data = sdev->hostdata;
if (!sas_device_priv_data || !sas_device_priv_data->sas_target)
spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
r = mpt3sas_scsih_issue_tm(ioc, handle, lun,
- MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid,
+ MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, st->smid,
st->msix_io, 30);
if (r == FAILED) {
sdev_printk(KERN_WARNING, sdev,
goto out_no_lock;
r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->lun,
- MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid,
+ MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, st->smid,
st->msix_io, 30);
- if (r == FAILED || st->scmd) {
+ if (r == FAILED || st->cb_idx != 0xFF) {
sdev_printk(KERN_WARNING, sdev,
"mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "
"scmd(%p)\n", scmd);
.shost_attrs = mpt3sas_host_attrs,
.sdev_attrs = mpt3sas_dev_attrs,
.track_queue_depth = 1,
+ .cmd_size = sizeof(struct scsiio_tracker),
};
/* raid transport support for SAS 2.0 HBA devices */
.shost_attrs = mpt3sas_host_attrs,
.sdev_attrs = mpt3sas_dev_attrs,
.track_queue_depth = 1,
+ .cmd_size = sizeof(struct scsiio_tracker),
};
/* raid transport support for SAS 3.0 HBA devices */
}
/**
- * mpt3sas_scsi_direct_io_get - returns direct io flag
- * @ioc: per adapter object
- * @smid: system request message index
- *
- * Returns the smid stored scmd pointer.
- */
-inline u8
-mpt3sas_scsi_direct_io_get(struct MPT3SAS_ADAPTER *ioc, u16 smid)
-{
- struct scsiio_tracker *st = mpt3sas_get_st_from_smid(ioc, smid);
-
- return st ? st->direct_io : 0;
-}
-
-/**
- * mpt3sas_scsi_direct_io_set - sets direct io flag
- * @ioc: per adapter object
- * @smid: system request message index
- * @direct_io: Zero or non-zero value to set in the direct_io flag
- *
- * Returns Nothing.
- */
-inline void
-mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io)
-{
- ioc->scsi_lookup[smid - 1].direct_io = direct_io;
-}
-
-/**
* mpt3sas_setup_direct_io - setup MPI request for WARPDRIVE Direct I/O
* @ioc: per adapter object
* @scmd: pointer to scsi command object
*/
void
mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
- struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request,
- u16 smid)
+ struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request)
{
sector_t v_lba, p_lba, stripe_off, column, io_size;
u32 stripe_sz, stripe_exp;
u8 num_pds, cmd = scmd->cmnd[0];
+ struct scsiio_tracker *st = scsi_cmd_priv(scmd);
if (cmd != READ_10 && cmd != WRITE_10 &&
cmd != READ_16 && cmd != WRITE_16)
else
put_unaligned_be64(p_lba, &mpi_request->CDB.CDB32[2]);
- mpt3sas_scsi_direct_io_set(ioc, smid, 1);
+ st->direct_io = 1;
}