From: Lalit Chandivade Date: Mon, 13 Feb 2012 13:00:41 +0000 (+0530) Subject: [SCSI] qla4xxx: Fix un-necessary delay on invalid DDB X-Git-Tag: v3.4-rc1~145^2~88 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=981c982c2d739940d36ab535047a471943787c93;p=karo-tx-linux.git [SCSI] qla4xxx: Fix un-necessary delay on invalid DDB 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 Signed-off-by: Vikas Chaudhary Reviewed-by: Mike Christie Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c index e1e66a45e4d0..eaf21852887c 100644 --- a/drivers/scsi/qla4xxx/ql4_mbx.c +++ b/drivers/scsi/qla4xxx/ql4_mbx.c @@ -661,6 +661,8 @@ int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha, } memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 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[1] = (uint32_t) fw_ddb_index; diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index c1189e5fab14..089443add47f 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -4090,6 +4090,10 @@ static void qla4xxx_build_st_list(struct scsi_qla_host *ha, if (ret == QLA_ERROR) break; + /* Ignore DDB if invalid state (unassigned) */ + if (state == DDB_DS_UNASSIGNED) + goto continue_next_st; + /* Check if ST, add to the list_st */ if (strlen((char *) fw_ddb_entry->iscsi_name) != 0) goto continue_next_st;