summaryrefslogtreecommitdiff
path: root/drivers/scsi
diff options
context:
space:
mode:
authorMartin K. Petersen <martin.petersen@oracle.com>2011-05-18 00:46:34 -0400
committerJames Bottomley <jbottomley@parallels.com>2011-05-24 12:38:36 -0400
commitc498bf1a1bd4e4a9140045b747cafe6386bc59a5 (patch)
tree9ca97fb3ed109e763aeda14c6c5cbe6758b50db2 /drivers/scsi
parent756aca7edd37611b73e1e86ea64a67b62d251509 (diff)
[SCSI] scsi_trace: Decode UNMAP bit in WRITE SAME(10)
As of SBC3r26 WRITE SAME(10) supports the UNMAP bit. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: James Bottomley <jbottomley@parallels.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/scsi_trace.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_trace.c b/drivers/scsi/scsi_trace.c
index b587289cfacb..2bea4f0b684a 100644
--- a/drivers/scsi/scsi_trace.c
+++ b/drivers/scsi/scsi_trace.c
@@ -59,6 +59,10 @@ scsi_trace_rw10(struct trace_seq *p, unsigned char *cdb, int len)
trace_seq_printf(p, "lba=%llu txlen=%llu protect=%u",
(unsigned long long)lba, (unsigned long long)txlen,
cdb[1] >> 5);
+
+ if (cdb[0] == WRITE_SAME)
+ trace_seq_printf(p, " unmap=%u", cdb[1] >> 3 & 1);
+
trace_seq_putc(p, 0);
return ret;