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-rw-r--r--include/scsi/scsi_cmnd.h11
-rw-r--r--include/scsi/scsi_host.h2
2 files changed, 5 insertions, 8 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 53e170586c2..4fddef72746 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -39,14 +39,12 @@ struct scsi_cmnd {
* A SCSI Command is assigned a nonzero serial_number before passed
* to the driver's queue command function. The serial_number is
* cleared when scsi_done is entered indicating that the command
- * has been completed. It currently doesn't have much use other
- * than printk's. Some lldd's use this number for other purposes.
- * It's almost certain that such usages are either incorrect or
- * meaningless. Please kill all usages other than printk's. Also,
- * as this number is always identical to ->pid, please convert
- * printk's to use ->pid, so that we can kill this field.
+ * has been completed. It is a bug for LLDDs to use this number
+ * for purposes other than printk (and even that is only useful
+ * for debugging).
*/
unsigned long serial_number;
+
/*
* This is set to jiffies as it was when the command was first
* allocated. It is used to time how long the command has
@@ -116,7 +114,6 @@ struct scsi_cmnd {
int result; /* Status code from lower level driver */
unsigned char tag; /* SCSI-II queued command tag */
- unsigned long pid; /* Process ID, starts at 0. Unique per host. */
};
extern struct scsi_cmnd *scsi_get_command(struct scsi_device *, gfp_t);
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 5b79697a3a8..7d210cd6c38 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -580,7 +580,7 @@ struct Scsi_Host {
* Used to assign serial numbers to the cmds.
* Protected by the host lock.
*/
- unsigned long cmd_serial_number, cmd_pid;
+ unsigned long cmd_serial_number;
unsigned active_mode:2;
unsigned unchecked_isa_dma:1;