fc_exch_seq_send identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/scsi/libfc/fc_exch.c, line 2138

Defined in 1 files as a prototype:

include/scsi/libfc.h, line 993 (as a prototype)

Defined in 1 files as a function:

drivers/scsi/libfc/fc_exch.c, line 2175 (as a function)

Referenced in 5 files:

Smatch caller information:

drivers/scsi/libfc/fc_exch.c fc_exch_rrq() -> fc_exch_seq_send()

Type	Parameter	Key	Value
PARAM_VALUE	0	lport	4096-ptr_max
PARAM_VALUE	1	fp	4096-ptr_max
PARAM_VALUE	3	destructor	0
PARAM_VALUE	4	arg	4096-ptr_max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	1	fp	0-s32max
DATA_SOURCE	1	fp	r fc_frame_alloc
DATA_SOURCE	4	arg	$0
HALF_LOCKED2		&pool->lock

drivers/scsi/libfc/fc_rport.c fc_rport_enter_prli() -> fc_exch_seq_send()

Type	Parameter	Key	Value
PARAM_VALUE	0	lport	4096-ptr_max
PARAM_VALUE	0	lport->host	4096-ptr_max
PARAM_VALUE	0	lport->service_params	32-u32max
PARAM_VALUE	1	fp	4096-ptr_max
PARAM_VALUE	1	fp->skb.data	4096-ptr_max
PARAM_VALUE	1	fp->skb.data->fh_cs_ctl	0
PARAM_VALUE	1	fp->skb.data->fh_d_id	4096-ptr_max
PARAM_VALUE	1	fp->skb.data->fh_df_ctl	0
PARAM_VALUE	1	fp->skb.data->fh_f_ctl	4096-ptr_max
PARAM_VALUE	1	fp->skb.data->fh_parm_offset	0
PARAM_VALUE	1	fp->skb.data->fh_r_ctl	34
PARAM_VALUE	1	fp->skb.data->fh_s_id	4096-ptr_max
PARAM_VALUE	1	fp->skb.data->fh_type	1
PARAM_VALUE	3	destructor	0
PARAM_VALUE	4	arg	4096-ptr_max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	4	arg	(-1),1-u16max
CAPPED_DATA	1	fp->skb.len	1
DATA_SOURCE	1	fp	r fc_frame_alloc
DATA_SOURCE	4	arg	$0
PARAM_COMPARE	1	fp->skb.data->fh_d_id	== $4->ids.port_id
BIT_INFO	0	lport->service_params	0x20,0xffffffffffffffff
RX_PATH
LOCK2		&rdata->rp_mutex
HALF_LOCKED2		&lport->lp_mutex
TYPE_LOCK		(struct fc_rport_priv)->rp_mutex

drivers/scsi/libfc/fc_fcp.c fc_fcp_cmd_send() -> fc_exch_seq_send()

Type	Parameter	Key	Value
PARAM_VALUE	0	lport	4096-ptr_max
PARAM_VALUE	1	fp	4096-ptr_max
PARAM_VALUE	1	fp->skb.cb	4096-ptr_max
PARAM_VALUE	4	arg	4096-ptr_max
PARAM_VALUE	5	timer_msec	0
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	1	fp	0-s32max
DATA_SOURCE	0	lport	$0
DATA_SOURCE	1	fp	r fc_fcp_frame_alloc
DATA_SOURCE	2	resp	$2
DATA_SOURCE	4	arg	$1
PREEMPT_ADD			<- disables preempt
TASK_NOT_RUNNING
LOCK2		&fsp->scsi_pkt_lock
LOCK2		bh
TYPE_LOCK		(struct fc_fcp_pkt)->scsi_pkt_lock

drivers/scsi/libfc/fc_fcp.c fc_fcp_srr() -> fc_exch_seq_send()

Type	Parameter	Key	Value
PARAM_VALUE	1	fp	4096-ptr_max
PARAM_VALUE	4	arg	4096-ptr_max
PARAM_VALUE	5	timer_msec	248,250-536871162
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	1	fp	0-s32max
DATA_SOURCE	1	fp	r fc_fcp_frame_alloc
DATA_SOURCE	4	arg	$0
PREEMPT_ADD
LOCK2		&fsp->scsi_pkt_lock
LOCK2		bh
TYPE_LOCK		(struct fc_fcp_pkt)->scsi_pkt_lock

drivers/scsi/libfc/fc_lport.c fc_lport_ct_request() -> fc_exch_seq_send()

Type	Parameter	Key	Value
PARAM_VALUE	0	lport	4096-ptr_max
PARAM_VALUE	0	lport->lp_mutex.dep_map->name	0-255
PARAM_VALUE	0	lport->lp_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	lport->lp_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	lport->lp_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	lport->lp_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	lport->lp_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	lport->lp_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	fp	4096-ptr_max
PARAM_VALUE	3	destructor	0
PARAM_VALUE	4	arg	4096-ptr_max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	4	arg	48
CAPPED_DATA	1	fp->skb.len	1
DATA_SOURCE	0	lport	$1
DATA_SOURCE	1	fp	r fc_frame_alloc
DATA_SOURCE	4	arg	r _kzalloc_noprof
DATA_SOURCE	5	timer_msec	$3
RX_PATH
TASK_NOT_RUNNING
LOCK2	0	&lport->lp_mutex
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct fc_lport)->lp_mutex

drivers/scsi/libfc/fc_lport.c fc_lport_els_request() -> fc_exch_seq_send()

Type	Parameter	Key	Value
PARAM_VALUE	0	lport	4096-ptr_max
PARAM_VALUE	0	lport->lp_mutex.dep_map->name	0-255
PARAM_VALUE	0	lport->lp_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	lport->lp_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	lport->lp_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	lport->lp_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	lport->lp_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	lport->lp_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	fp	4096-ptr_max
PARAM_VALUE	3	destructor	0
PARAM_VALUE	4	arg	4096-ptr_max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	4	arg	48
CAPPED_DATA	1	fp->skb.len	1
DATA_SOURCE	0	lport	$1
DATA_SOURCE	1	fp	r fc_frame_alloc
DATA_SOURCE	4	arg	r _kzalloc_noprof
DATA_SOURCE	5	timer_msec	$3
RX_PATH
TASK_NOT_RUNNING
LOCK2	0	&lport->lp_mutex
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct fc_lport)->lp_mutex

drivers/scsi/libfc/fc_elsct.c fc_elsct_send() -> fc_exch_seq_send()

Type	Parameter	Key	Value
PARAM_VALUE	0	lport	4096-ptr_max
PARAM_VALUE	0	lport->host->pseudo_sdev->sdev_dev.dma_io_tlb_mem->phys_limit	0-s64max
PARAM_VALUE	0	lport->host->pseudo_sdev->sdev_gendev.dma_io_tlb_mem->phys_limit	0-s64max
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->alloc	0,1744715142275031040,2065280936184246272,2938795245442469888
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->alloc_pages_op	0,4686288359180861440,6350905364812603392,6978773206971854848
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->dma_supported	0,2528523692154392576,3617072262637035520,5023592177070743552,5276104885786021888
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->free	0,4778164490434129920,7144974343242604544,7861694134817480704
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->free_pages	0,239457316199952384,5196233516945883136,7413093576918179840
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->get_required_mask	0,7770840938859397120
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->get_sgtable	0,1322759480623644672
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->map_phys	0,2506261230157742080,4169194063996235776,4848421345171935232,6326163439792029696
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->map_sg	0,2118452656510775296,2518538481676259328,5872201013595766784,6630017431831871488
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->max_mapping_size	0,8830639662091943936
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->mmap	0,5761417605877342208,7694740394750603264
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->sync_sg_for_cpu	0,4862850025765572608
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->sync_sg_for_device	0,3732476178258022400
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->sync_single_for_cpu	0,1155325867376779264
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->sync_single_for_device	0,8781567156597239808
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->unmap_phys	0,3634718672199266304,5690836758666383360,6257189515678003200,7756707427785986048
PARAM_VALUE	0	lport->host->shost_dev.dma_ops->unmap_sg	0,1256335292805263360,8472845699660435456,8676762248147066880,8920167536469053440
PARAM_VALUE	0	lport->host->shost_dev.kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	lport->host->shost_dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	lport->host->shost_dev.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->alloc	0,1744715142275031040,2065280936184246272,2938795245442469888
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->alloc_pages_op	0,4686288359180861440,6350905364812603392,6978773206971854848
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->dma_supported	0,2528523692154392576,3617072262637035520,5023592177070743552,5276104885786021888
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->free	0,4778164490434129920,7144974343242604544,7861694134817480704
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->free_pages	0,239457316199952384,5196233516945883136,7413093576918179840
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->get_required_mask	0,7770840938859397120
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->get_sgtable	0,1322759480623644672
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->map_phys	0,2506261230157742080,4169194063996235776,4848421345171935232,6326163439792029696
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->map_sg	0,2118452656510775296,2518538481676259328,5872201013595766784,6630017431831871488
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->max_mapping_size	0,8830639662091943936
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->mmap	0,5761417605877342208,7694740394750603264
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->sync_sg_for_cpu	0,4862850025765572608
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->sync_sg_for_device	0,3732476178258022400
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->sync_single_for_cpu	0,1155325867376779264
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->sync_single_for_device	0,8781567156597239808
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->unmap_phys	0,3634718672199266304,5690836758666383360,6257189515678003200,7756707427785986048
PARAM_VALUE	0	lport->host->shost_gendev.dma_ops->unmap_sg	0,1256335292805263360,8472845699660435456,8676762248147066880,8920167536469053440
PARAM_VALUE	0	lport->host->shost_gendev.kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	lport->host->shost_gendev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	lport->host->shost_gendev.power.wakeirq->status	0-4294967295
PARAM_VALUE	1	fp	4096-ptr_max
PARAM_VALUE	1	fp->skb.data	4096-ptr_max
PARAM_VALUE	1	fp->skb.data->fh_cs_ctl	0
PARAM_VALUE	1	fp->skb.data->fh_d_id	s64min-(-4096),4096-s64max
PARAM_VALUE	1	fp->skb.data->fh_df_ctl	0
PARAM_VALUE	1	fp->skb.data->fh_f_ctl	4096-ptr_max
PARAM_VALUE	1	fp->skb.data->fh_parm_offset	0
PARAM_VALUE	1	fp->skb.data->fh_r_ctl	2,34
PARAM_VALUE	1	fp->skb.data->fh_s_id	4096-ptr_max
PARAM_VALUE	1	fp->skb.data->fh_type	1,32
PARAM_VALUE	3	destructor	0
BUF_SIZE	0	lport	(-1)-u16max
BUF_SIZE	0	lport	(-1)-u16max
BUF_SIZE	0	lport->host->hostt	(-1),360
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	1	fp	0-s32max
BUF_SIZE	4	arg	(-1)-u16max
BUF_SIZE	4	arg	(-1)-u16max
CAPPED_DATA	0	lport	1
DATA_SOURCE	0	lport	$0
DATA_SOURCE	1	fp	$2
DATA_SOURCE	2	resp	$4
DATA_SOURCE	4	arg	$5
DATA_SOURCE	5	timer_msec	$6
PARAM_COMPARE	1	fp->skb.data->fh_s_id	== $0->port_id
TASK_NOT_RUNNING
USER_DATA	0	lport->e_d_tov	1-u32max[c]
USER_DATA	0	lport->npiv_enabled	0-1
USER_DATA	0	lport->r_a_tov	0-u32max[c]
USER_DATA	5	timer_msec	0-u32max[c]
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->async_depth
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->limits.io_min
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->limits.max_discard_sectors
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->limits.max_open_zones
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->limits.physical_block_size
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->limits.zone_write_granularity
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->nr_hw_queues
NO_OVERFLOW_SIMPLE	0	lport->host->pseudo_sdev->request_queue->nr_requests
NO_OVERFLOW_SIMPLE	0	lport->host->shost_dev.physical_location
NO_OVERFLOW_SIMPLE	0	lport->host->shost_gendev.p
NO_OVERFLOW_SIMPLE	0	lport->host->shost_gendev.physical_location
HALF_LOCKED2		&disc->disc_mutex
HALF_LOCKED2		&fsp->scsi_pkt_lock
HALF_LOCKED2		&lport->lp_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&rdata->rp_mutex
HALF_LOCKED2		bh
HALF_LOCKED2	0	lport->host->host_lock
HALF_LOCKED2	0	&lport->lp_mutex