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[SCSI] qla2xxx: Fix vport delete issues

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Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Arun Easi
2010-09-03 14:57:00 -07:00
committed by James Bottomley
parent 2e4c332913
commit feafb7b171
7 changed files with 207 additions and 36 deletions
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20
drivers/scsi/qla2xxx/qla_def.h
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@@ -2641,6 +2641,7 @@ struct qla_hw_data {
#define MBX_UPDATE_FLASH_ACTIVE 3
struct mutex vport_lock; /* Virtual port synchronization */
spinlock_t vport_slock; /* order is hardware_lock, then vport_slock */
struct completion mbx_cmd_comp; /* Serialize mbx access */
struct completion mbx_intr_comp; /* Used for completion notification */
struct completion dcbx_comp; /* For set port config notification */
@@ -2828,6 +2829,7 @@ typedef struct scsi_qla_host {
uint32_t management_server_logged_in :1;
uint32_t process_response_queue :1;
uint32_t difdix_supported:1;
uint32_t delete_progress:1;
} flags;
atomic_t loop_state;
@@ -2922,6 +2924,8 @@ typedef struct scsi_qla_host {
struct req_que *req;
int fw_heartbeat_counter;
int seconds_since_last_heartbeat;
atomic_t vref_count;
} scsi_qla_host_t;
/*
@@ -2932,6 +2936,22 @@ typedef struct scsi_qla_host {
test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
atomic_read(&ha->loop_state) == LOOP_DOWN)
#define QLA_VHA_MARK_BUSY(__vha, __bail) do { \
atomic_inc(&__vha->vref_count); \
mb(); \
if (__vha->flags.delete_progress) { \
atomic_dec(&__vha->vref_count); \
__bail = 1; \
} else { \
__bail = 0; \
} \
} while (0)
#define QLA_VHA_MARK_NOT_BUSY(__vha) do { \
atomic_dec(&__vha->vref_count); \
} while (0)
#define qla_printk(level, ha, format, arg...) \
dev_printk(level , &((ha)->pdev->dev) , format , ## arg)