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[SCSI] scsi_trace: Decode UNMAP bit in WRITE SAME(10)

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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>
This commit is contained in:
Martin K. Petersen 2011-05-18 00:46:34 -04:00 committed by James Bottomley
parent 756aca7edd
commit c498bf1a1b
1 changed files with 4 additions and 0 deletions
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drivers/scsi/scsi_trace.c
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@ -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;