diff options
| author | Saurav Kashyap | 2013-02-08 07:57:53 +0100 |
|---|---|---|
| committer | James Bottomley | 2013-02-22 13:43:05 +0100 |
| commit | 6c315553285533d6785ec313e437c3b3ab89ad47 (patch) | |
| tree | f47f2da423b88e3ba30d1e941df80740c5f8740d /drivers/scsi/qla2xxx/qla_os.c | |
| parent | [SCSI] qla2xxx: Move loopback mode reset after chip reset check. (diff) | |
| download | kernel-qcow2-linux-6c315553285533d6785ec313e437c3b3ab89ad47.tar.gz kernel-qcow2-linux-6c315553285533d6785ec313e437c3b3ab89ad47.tar.xz kernel-qcow2-linux-6c315553285533d6785ec313e437c3b3ab89ad47.zip | |
[SCSI] qla2xxx: Display the lock owner on lock acquire failure.
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 33fb2178eb4d..a947f70405b6 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -4065,6 +4065,8 @@ qla83xx_force_lock_recovery(scsi_qla_host_t *base_vha) uint32_t idc_lck_rcvry_stage_mask = 0x3; uint32_t idc_lck_rcvry_owner_mask = 0x3c; struct qla_hw_data *ha = base_vha->hw; + ql_dbg(ql_dbg_p3p, base_vha, 0xb086, + "Trying force recovery of the IDC lock.\n"); rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, &data); if (rval) @@ -4156,6 +4158,7 @@ qla83xx_idc_lock(scsi_qla_host_t *base_vha, uint16_t requester_id) { uint16_t options = (requester_id << 15) | BIT_6; uint32_t data; + uint32_t lock_owner; struct qla_hw_data *ha = base_vha->hw; /* IDC-lock implementation using driver-lock/lock-id remote registers */ @@ -4167,8 +4170,11 @@ retry_lock: qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, ha->portnum); } else { + qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, + &lock_owner); ql_dbg(ql_dbg_p3p, base_vha, 0xb063, - "Failed to acquire IDC lock. retrying...\n"); + "Failed to acquire IDC lock, acquired by %d, " + "retrying...\n", lock_owner); /* Retry/Perform IDC-Lock recovery */ if (qla83xx_idc_lock_recovery(base_vha) |