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[05/11] ibmvfc: use a bitfield for boolean flags

Message ID 20230913230457.2575849-6-tyreld@linux.ibm.com
State New
Headers show
Series ibmvfc: fixes and generic prep work for NVMeoF support | expand

Commit Message

Tyrel Datwyler Sept. 13, 2023, 11:04 p.m. UTC 
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>
Reviewed-by: Brian King <brking@linux.vnet.ibm.com>
---
 drivers/scsi/ibmvscsi/ibmvfc.h | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)
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Patch

diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 0e641a880e1c..8ae52c239009 100644
--- 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