[SCSI] add support for variable length extended commands

[pandora-kernel.git] / drivers / scsi / scsi.c

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 749c9c7..110e776 100644 (file)
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -78,15 +78,6 @@ static void scsi_done(struct scsi_cmnd *cmd);
 /* Do not call reset on error if we just did a reset within 15 sec. */
 #define MIN_RESET_PERIOD (15*HZ)
 
-/*
- * Macro to determine the size of SCSI command. This macro takes vendor
- * unique commands into account. SCSI commands in groups 6 and 7 are
- * vendor unique and we will depend upon the command length being
- * supplied correctly in cmd_len.
- */
-#define CDB_SIZE(cmd)  (((((cmd)->cmnd[0] >> 5) & 7) < 6) ? \
-                               COMMAND_SIZE((cmd)->cmnd[0]) : (cmd)->cmd_len)
-
 /*
  * Note - the initial logging level can be set here to log events at boot time.
  * After the system is up, you may enable logging via the /proc interface.
@@ -709,9 +700,11 @@ int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
         * Before we queue this command, check if the command
         * length exceeds what the host adapter can handle.
         */
-       if (CDB_SIZE(cmd) > cmd->device->host->max_cmd_len) {
+       if (cmd->cmd_len > cmd->device->host->max_cmd_len) {
                SCSI_LOG_MLQUEUE(3,
-                               printk("queuecommand : command too long.\n"));
+                       printk("queuecommand : command too long. "
+                              "cdb_size=%d host->max_cmd_len=%d\n",
+                              cmd->cmd_len, cmd->device->host->max_cmd_len));
                cmd->result = (DID_ABORT << 16);
 
                scsi_done(cmd);