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[SCSI] lpfc 8.2.2 : Miscellaneous Bug Fixes

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- Fix vport ndlp ref counting errors
- Fix use after free of ndlp structure
- Use the correct flag to check for LOADING setting.
- Fix driver unload bugs (related to shost references) after link down or rscn
- Fix up HBQ initialization
- Fix port_list locking around driver unload.
- Fix references to hostdata as a phba
- Fix GFFID type offset to work correctly with big endian structure.
- Only call pci_disable_msi if the pci_enable_msi succeeded
- Fix vport_delete wait/fail if in discovery
- Put a reference on the nameservers ndlp when performing CT traffic.
- Remove unbalanced hba unlock.
- Fix up HBQ processing
- Fix lpfc debugfs discovery trace output for ELS rsp cmpl
- Send ADISC when rpi is 0
- Stop FDISC retrying forever
- Unable to retrieve correct config parameter for vport
- Fix sli_validate_fcp_iocb, sli_sum_iocb, sli_abort_iocb to be vport-aware.
- Fix index-out-of-range error in iocb. Spotted by Coverity.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James Smart
2007-08-02 11:10:31 -04:00
committed by James Bottomley
parent 78b2d852a8
commit 51ef4c2689
16 changed files with 342 additions and 246 deletions
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drivers/scsi/lpfc/lpfc.h
+22 -11
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@@ -78,6 +78,7 @@ struct lpfc_dma_pool {
struct hbq_dmabuf {
struct lpfc_dmabuf dbuf;
uint32_t size;
uint32_t tag;
};
@@ -329,15 +330,7 @@ struct lpfc_vport {
#define FC_LOADING 0x1 /* HBA in process of loading drvr */
#define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */
char *vname; /* Application assigned name */
struct fc_vport *fc_vport;
#ifdef CONFIG_LPFC_DEBUG_FS
struct dentry *debug_disc_trc;
struct dentry *debug_nodelist;
struct dentry *vport_debugfs_root;
struct lpfc_debugfs_trc *disc_trc;
atomic_t disc_trc_cnt;
#endif
/* Vport Config Parameters */
uint32_t cfg_scan_down;
uint32_t cfg_lun_queue_depth;
@@ -353,6 +346,16 @@ struct lpfc_vport {
uint32_t cfg_max_luns;
uint32_t dev_loss_tmo_changed;
struct fc_vport *fc_vport;
#ifdef CONFIG_LPFC_DEBUG_FS
struct dentry *debug_disc_trc;
struct dentry *debug_nodelist;
struct dentry *vport_debugfs_root;
struct lpfc_debugfs_trc *disc_trc;
atomic_t disc_trc_cnt;
#endif
};
struct hbq_s {
@@ -360,11 +363,19 @@ struct hbq_s {
uint32_t next_hbqPutIdx; /* Index to next HBQ slot to use */
uint32_t hbqPutIdx; /* HBQ slot to use */
uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */
void *hbq_virt; /* Virtual ptr to this hbq */
struct list_head hbq_buffer_list; /* buffers assigned to this HBQ */
/* Callback for HBQ buffer allocation */
struct hbq_dmabuf *(*hbq_alloc_buffer) (struct lpfc_hba *);
/* Callback for HBQ buffer free */
void (*hbq_free_buffer) (struct lpfc_hba *,
struct hbq_dmabuf *);
};
#define LPFC_MAX_HBQS 16
/* this matches the possition in the lpfc_hbq_defs array */
#define LPFC_MAX_HBQS 4
/* this matches the position in the lpfc_hbq_defs array */
#define LPFC_ELS_HBQ 0
#define LPFC_EXTRA_HBQ 1
struct lpfc_hba {
struct lpfc_sli sli;
@@ -460,7 +471,6 @@ struct lpfc_hba {
wait_queue_head_t *work_wait;
struct task_struct *worker_thread;
struct list_head hbq_buffer_list;
uint32_t hbq_count; /* Count of configured HBQs */
struct hbq_s hbqs[LPFC_MAX_HBQS]; /* local copy of hbq indicies */
@@ -529,6 +539,7 @@ struct lpfc_hba {
mempool_t *nlp_mem_pool;
struct fc_host_statistics link_stats;
uint8_t using_msi;
struct list_head port_list;
struct lpfc_vport *pport; /* physical lpfc_vport pointer */