diff options
| author | Hannes Reinecke <hare@suse.de> | 2023-06-14 13:36:11 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-06-16 19:19:59 +0300 |
| commit | 37c918e03ef7d8c8b1d4f3216d6935479d3acbee (patch) | |
| tree | 9053d515a70ef364fd21a245c0d8fe155e65d534 /drivers/scsi/sg.c | |
| parent | 9077fb2ab78cd76f710893919df6b0b7da79c2c9 (diff) | |
| download | linux-37c918e03ef7d8c8b1d4f3216d6935479d3acbee.tar.xz | |
scsi: sg: Increase number of devices
Larger setups may need to allocate more than 32k sg 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/20230614103616.31857-3-mwilck@suse.com
Acked-by: Douglas Gilbert <dgilbert@interlog.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>
Diffstat (limited to 'drivers/scsi/sg.c')
| -rw-r--r-- | drivers/scsi/sg.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 037f8c98a6d3..6c04cf941dac 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -71,7 +71,7 @@ static int sg_proc_init(void); #define SG_ALLOW_DIO_DEF 0 -#define SG_MAX_DEVS 32768 +#define SG_MAX_DEVS (1 << MINORBITS) /* SG_MAX_CDB_SIZE should be 260 (spc4r37 section 3.1.30) however the type * of sg_io_hdr::cmd_len can only represent 255. All SCSI commands greater |