Re-order struct members so that hot data lies at the beginning of the
struct and cold data at the end. Improve the comments while we're here.
Signed-off-by: Finn Thain <fthain@xxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/NCR5380.h | 40 ++++++++++++++++++++--------------------
1 file changed, 20 insertions(+), 20 deletions(-)
diff --git a/drivers/scsi/NCR5380.h b/drivers/scsi/NCR5380.h
index 13d7aff..8212efb6 100644
--- a/drivers/scsi/NCR5380.h
+++ b/drivers/scsi/NCR5380.h
@@ -219,27 +219,27 @@
#define FLAG_TOSHIBA_DELAY 128 /* Allow for borken CD-ROMs */
struct NCR5380_hostdata {
- NCR5380_implementation_fields; /* implementation specific */
- struct Scsi_Host *host; /* Host backpointer */
- unsigned char id_mask, id_higher_mask; /* 1 << id, all bits greater */
- unsigned char busy[8]; /* index = target, bit = lun */
- int dma_len; /* requested length of DMA */
- unsigned char last_message; /* last message OUT */
- struct scsi_cmnd *connected; /* currently connected cmnd */
- struct scsi_cmnd *selecting; /* cmnd to be connected */
- struct list_head unissued; /* waiting to be issued */
- struct list_head autosense; /* priority issue queue */
- struct list_head disconnected; /* waiting for reconnect */
- spinlock_t lock; /* protects this struct */
- int flags;
- struct scsi_eh_save ses;
- struct scsi_cmnd *sensing;
+ NCR5380_implementation_fields; /* Board-specific data */
+ unsigned long poll_loops; /* Register polling limit */
+ spinlock_t lock; /* Protects this struct */
+ struct scsi_cmnd *connected; /* Currently connected cmnd */
+ struct list_head disconnected; /* Waiting for reconnect */
+ struct Scsi_Host *host; /* SCSI host backpointer */
+ struct workqueue_struct *work_q; /* SCSI host work queue */
+ struct work_struct main_task; /* Work item for main loop */
+ int flags; /* Board-specific quirks */
+ int dma_len; /* Requested length of DMA */
+ int read_overruns; /* Transfer size reduction for DMA erratum */
+ struct list_head unissued; /* Waiting to be issued */
+ struct scsi_cmnd *selecting; /* Cmnd to be connected */
+ struct list_head autosense; /* Priority cmnd queue */
+ struct scsi_cmnd *sensing; /* Cmnd needing autosense */
+ struct scsi_eh_save ses; /* Cmnd state saved for EH */
+ unsigned char busy[8]; /* Index = target, bit = lun */
+ unsigned char id_mask; /* 1 << Host ID */
+ unsigned char id_higher_mask; /* All bits above id_mask */
+ unsigned char last_message; /* Last Message Out */
char info[256];
- int read_overruns; /* number of bytes to cut from a
- * transfer to handle chip overruns */
- struct work_struct main_task;
- struct workqueue_struct *work_q;
- unsigned long poll_loops; /* register polling limit */
};
#ifdef __KERNEL__
--
2.7.3
--
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