scsi: bsg: Increase number of devices

hreinecke · martinkpetersen · commit 9077fb2ab78c · 2023-06-16T12:19:59.000-04:00
Larger setups may need to allocate more than 32k bsg devices, so increase the number of devices to the full range of minor device numbers. Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Martin Wilck <mwilck@suse.com> Link: https://lore.kernel.org/r/20230614103616.31857-2-mwilck@suse.com Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ming Lei <ming.lei@redhat.com> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
diff --git a/block/bsg.c b/block/bsg.c
@@ -36,7 +36,7 @@ static inline struct bsg_device *to_bsg_device(struct inode *inode)
 }
 
 #define BSG_DEFAULT_CMDS	64
-#define BSG_MAX_DEVS		32768
+#define BSG_MAX_DEVS		(1 << MINORBITS)
 
 static DEFINE_IDA(bsg_minor_ida);
 static struct class *bsg_class;

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,7 @@ static inline struct bsg_device to_bsg_device(struct inode inode)`
`36`	`36`	`}`
`37`	`37`
`38`	`38`	`#define BSG_DEFAULT_CMDS 64`
`39`		`-#define BSG_MAX_DEVS 32768`
	`39`	`+#define BSG_MAX_DEVS (1 << MINORBITS)`
`40`	`40`
`41`	`41`	`static DEFINE_IDA(bsg_minor_ida);`
`42`	`42`	`static struct class *bsg_class;`