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[SCSI] qla4xxx: Fix un-necessary delay on invalid DDB

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Fix the un-necessary wait for completion of a sendtarget on an
invalid DDB entry. The state of an invalid DDB entry is 0 (unassigned)

This will also avoid the delays during system boot.

Signed-off-by: Lalit Chandivade <lalit.chandivade@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Lalit Chandivade 2012-02-13 18:30:41 +05:30 committed by James Bottomley
parent 45857216f2
commit 981c982c2d
2 changed files with 6 additions and 0 deletions
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2
drivers/scsi/qla4xxx/ql4_mbx.c
View File

@ -661,6 +661,8 @@ int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha,
} }
memset(&mbox_cmd, 0, sizeof(mbox_cmd)); memset(&mbox_cmd, 0, sizeof(mbox_cmd));
memset(&mbox_sts, 0, sizeof(mbox_sts)); memset(&mbox_sts, 0, sizeof(mbox_sts));
if (fw_ddb_entry)
memset(fw_ddb_entry, 0, sizeof(struct dev_db_entry));
mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY; mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY;
mbox_cmd[1] = (uint32_t) fw_ddb_index; mbox_cmd[1] = (uint32_t) fw_ddb_index;

4
drivers/scsi/qla4xxx/ql4_os.c
View File

@ -4090,6 +4090,10 @@ static void qla4xxx_build_st_list(struct scsi_qla_host *ha,
if (ret == QLA_ERROR) if (ret == QLA_ERROR)
break; break;
/* Ignore DDB if invalid state (unassigned) */
if (state == DDB_DS_UNASSIGNED)
goto continue_next_st;
/* Check if ST, add to the list_st */ /* Check if ST, add to the list_st */
if (strlen((char *) fw_ddb_entry->iscsi_name) != 0) if (strlen((char *) fw_ddb_entry->iscsi_name) != 0)
goto continue_next_st; goto continue_next_st;