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[SCSI] iscsi_tcp: Enable any size command

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Let through upto the largest command of 260 defined by the scsi standard.
iscsi core supports this already. Now that the scsi-ml supports it we can
start using large commands.

[jejb:rejections fixed up]
Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>
Acked-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Boaz Harrosh
2008-05-26 11:31:19 +03:00
committed by James Bottomley
parent 8f333991ba
commit 30e9ba9f20
2 changed files with 3 additions and 2 deletions
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2
drivers/scsi/iscsi_tcp.c
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@@ -1864,7 +1864,7 @@ iscsi_tcp_session_create(struct iscsi_endpoint *ep, uint16_t cmds_max,
shost->max_lun = iscsi_max_lun; shost->max_lun = iscsi_max_lun;
shost->max_id = 0; shost->max_id = 0;
shost->max_channel = 0; shost->max_channel = 0;
shost->max_cmd_len = 16; shost->max_cmd_len = SCSI_MAX_VARLEN_CDB_SIZE;
shost->can_queue = cmds_max; shost->can_queue = cmds_max;
if (iscsi_host_add(shost, NULL)) if (iscsi_host_add(shost, NULL))

3
include/scsi/iscsi_proto.h
View File

@@ -22,6 +22,7 @@
#define ISCSI_PROTO_H #define ISCSI_PROTO_H
#include <linux/types.h> #include <linux/types.h>
#include <scsi/scsi.h>
#define ISCSI_DRAFT20_VERSION 0x00 #define ISCSI_DRAFT20_VERSION 0x00
@@ -156,7 +157,7 @@ struct iscsi_ecdb_ahdr {
uint8_t ahstype; uint8_t ahstype;
uint8_t reserved; uint8_t reserved;
/* 4-byte aligned extended CDB spillover */ /* 4-byte aligned extended CDB spillover */
uint8_t ecdb[260 - ISCSI_CDB_SIZE]; uint8_t ecdb[SCSI_MAX_VARLEN_CDB_SIZE - ISCSI_CDB_SIZE];
}; };
/* SCSI Response Header */ /* SCSI Response Header */