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scsi: target: drop xcopy DISK BLOCK LENGTH debug 

The DISK BLOCK LENGTH field is carried with XCOPY target descriptors on the
wire, but is currently unmarshalled during 0x02 segment descriptor
passing. The unmarshalled value is currently unused, so drop it.

Link: https://lore.kernel.org/r/20200327141954.955-3-ddiss@suse.de
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David Disseldorp <ddiss@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
David Disseldorp 2020-03-27 15:19:51 +01:00 committed by Martin K. Petersen
parent 95b1b51e77
commit 267fc83f88
2 changed files with 0 additions and 6 deletions
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5
drivers/target/target_core_xcopy.c
View File

@ -315,11 +315,6 @@ static int target_xcopy_parse_segdesc_02(struct se_cmd *se_cmd, struct xcopy_op
xop->nolb, (unsigned long long)xop->src_lba,
(unsigned long long)xop->dst_lba);
if (dc != 0) {
xop->dbl = get_unaligned_be24(&desc[29]);
pr_debug("XCOPY seg desc 0x02: DC=1 w/ dbl: %u\n", xop->dbl);
}
return 0;
}

1
drivers/target/target_core_xcopy.h
View File

@ -35,7 +35,6 @@ struct xcopy_op {
unsigned short stdi;
unsigned short dtdi;
unsigned short nolb;
unsigned int dbl;
struct xcopy_pt_cmd *src_pt_cmd;
struct xcopy_pt_cmd *dst_pt_cmd;