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| author | Christof Schmitt <christof.schmitt@de.ibm.com> | 2010-02-17 11:18:54 +0100 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-02-17 17:46:27 -0600 |
| commit | d21e9daa63e009ce5b87bbcaa6d11ce48e07bbbe (patch) | |
| tree | e09b0f6c6e6016ad0a425afe0a7e10b89c3138ac /drivers/s390/scsi/zfcp_dbf.h | |
| parent | 22ed130719987d1081831dc1481160b216224ffd (diff) | |
| download | blackbird-op-linux-d21e9daa63e009ce5b87bbcaa6d11ce48e07bbbe.tar.gz blackbird-op-linux-d21e9daa63e009ce5b87bbcaa6d11ce48e07bbbe.zip | |
[SCSI] zfcp: Dont use 0 to indicate invalid LUN in rec trace
0 is a valid value for a LUN. It is slightly confusing to also see 0
in the trace entries relating to adapter and port. Change this to use
0xFFFFFFFFFFFFFFFF in the LUN field when the trace entry does not
relate to a LUN or unit.
Reviewed-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/s390/scsi/zfcp_dbf.h')
| -rw-r--r-- | drivers/s390/scsi/zfcp_dbf.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h index e4b5317fe902..ca841ee44c15 100644 --- a/drivers/s390/scsi/zfcp_dbf.h +++ b/drivers/s390/scsi/zfcp_dbf.h @@ -30,6 +30,8 @@ #define ZFCP_DBF_TAG_SIZE 4 #define ZFCP_DBF_ID_SIZE 7 +#define ZFCP_DBF_INVALID_LUN 0xFFFFFFFFFFFFFFFFull + struct zfcp_dbf_dump { u8 tag[ZFCP_DBF_TAG_SIZE]; u32 total_size; /* size of total dump data */ |
