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authorHannes Reinecke <hare@suse.com>2019-02-26 15:56:42 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2019-02-27 15:19:24 +0100
commitb9cef50921eb018917e3c60b0c7f4ae1e113ad03 (patch)
treeddbfc2c3aa4230e7824578a363da1de3e2e0f477 /include/scsi
parentscsi: csiostor: drop serial_number usage (diff)
downloadlinux-b9cef50921eb018917e3c60b0c7f4ae1e113ad03.tar.xz
linux-b9cef50921eb018917e3c60b0c7f4ae1e113ad03.zip
scsi: kill command serial number
No users left, kill it. Signed-off-by: Hannes Reinecke <hare@suse.com> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_cmnd.h10
-rw-r--r--include/scsi/scsi_host.h8
2 files changed, 0 insertions, 18 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 6c7793c2ad01..76ed5e4acd38 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -75,16 +75,6 @@ struct scsi_cmnd {
int eh_eflags; /* Used by error handlr */
/*
- * 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 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
* been outstanding
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index dbbdfbdb1a04..2b539a1b3f62 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -486,7 +486,6 @@ struct scsi_host_template {
unsigned long irq_flags; \
int rc; \
spin_lock_irqsave(shost->host_lock, irq_flags); \
- scsi_cmd_get_serial(shost, cmd); \
rc = func_name##_lck (cmd, cmd->scsi_done); \
spin_unlock_irqrestore(shost->host_lock, irq_flags); \
return rc; \
@@ -596,12 +595,6 @@ struct Scsi_Host {
* is nr_hw_queues * can_queue.
*/
unsigned nr_hw_queues;
- /*
- * Used to assign serial numbers to the cmds.
- * Protected by the host lock.
- */
- unsigned long cmd_serial_number;
-
unsigned active_mode:2;
unsigned unchecked_isa_dma:1;
@@ -738,7 +731,6 @@ extern int scsi_host_busy(struct Scsi_Host *shost);
extern void scsi_host_put(struct Scsi_Host *t);
extern struct Scsi_Host *scsi_host_lookup(unsigned short);
extern const char *scsi_host_state_name(enum scsi_host_state);
-extern void scsi_cmd_get_serial(struct Scsi_Host *, struct scsi_cmnd *);
static inline int __must_check scsi_add_host(struct Scsi_Host *host,
struct device *dev)