scsi: ibmvfc: Use a bitfield for boolean flags

There are currently 9 binary flag fields in the ibmvfc host
structure. Converting each of these to a single bitfield reduces the foot
print of the structure by 32 bytes.

Signed-off-by: Tyrel Datwyler <tyreld@linux.ibm.com>
Link: https://lore.kernel.org/r/20230921225435.3537728-6-tyreld@linux.ibm.com
Reviewed-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 0e641a880e1c0edb59a927d2d528452468edcf54..8ae52c239009acc38e9bee1c98943173f757e398 100644 (file)
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -877,21 +877,21 @@ struct ibmvfc_host {
        struct ibmvfc_discover_targets_entry *disc_buf;
        struct mutex passthru_mutex;
        int max_vios_scsi_channels;
+       int client_scsi_channels;
        int task_set;
        int init_retries;
        int discovery_threads;
        int abort_threads;
-       int client_migrated;
-       int reinit;
-       int delay_init;
-       int scan_complete;
+       int client_migrated:1;
+       int reinit:1;
+       int delay_init:1;
+       int logged_in:1;
+       int mq_enabled:1;
+       int using_channels:1;
+       int do_enquiry:1;
+       int aborting_passthru:1;
+       int scan_complete:1;
        int scan_timeout;
-       int logged_in;
-       int mq_enabled;
-       int using_channels;
-       int do_enquiry;
-       int client_scsi_channels;
-       int aborting_passthru;
        int events_to_log;
 #define IBMVFC_AE_LINKUP       0x0001
 #define IBMVFC_AE_LINKDOWN     0x0002