From c498bf1a1bd4e4a9140045b747cafe6386bc59a5 Mon Sep 17 00:00:00 2001 From: "Martin K. Petersen" Date: Wed, 18 May 2011 00:46:34 -0400 Subject: [PATCH] [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 Signed-off-by: James Bottomley --- drivers/scsi/scsi_trace.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/scsi/scsi_trace.c b/drivers/scsi/scsi_trace.c index b587289..2bea4f0 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; -- 2.7.4