diff options
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/Kconfig | 7 | ||||
| -rw-r--r-- | drivers/block/lguest_blk.c | 9 | ||||
| -rw-r--r-- | drivers/block/sunvdc.c | 2 |
3 files changed, 14 insertions, 4 deletions
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index a4a311992408..4245b7f80a49 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -6,6 +6,12 @@ menuconfig BLK_DEV bool "Block devices" depends on BLOCK default y + ---help--- + Say Y here to get to see options for various different block device + drivers. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled; + only do this if you know what you are doing. if BLK_DEV @@ -62,6 +68,7 @@ config AMIGA_Z2RAM config BLK_DEV_XD tristate "XT hard disk support" depends on ISA && ISA_DMA_API + select CHECK_SIGNATURE help Very old 8 bit hard disk controllers used in the IBM XT computer will be supported if you say Y here. diff --git a/drivers/block/lguest_blk.c b/drivers/block/lguest_blk.c index 93e3c4001bf5..160cf14431ac 100644 --- a/drivers/block/lguest_blk.c +++ b/drivers/block/lguest_blk.c @@ -308,9 +308,12 @@ static int lguestblk_probe(struct lguest_device *lgdev) } /* This allocates a "struct gendisk" where we pack all the information - * about the disk which the rest of Linux sees. We ask for one minor - * number; I do wonder if we should be asking for more. */ - bd->disk = alloc_disk(1); + * about the disk which the rest of Linux sees. The argument is the + * number of minor devices desired: we need one minor for the main + * disk, and one for each partition. Of course, we can't possibly know + * how many partitions are on the disk (add_disk does that). + */ + bd->disk = alloc_disk(16); if (!bd->disk) { err = -ENOMEM; goto out_unregister_blkdev; diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c index 4dff49256ac2..317a790c153b 100644 --- a/drivers/block/sunvdc.c +++ b/drivers/block/sunvdc.c @@ -417,7 +417,7 @@ static int __send_request(struct request *req) desc->req_id = port->req_id; desc->operation = op; if (port->vdisk_type == VD_DISK_TYPE_DISK) { - desc->slice = 2; + desc->slice = 0xff; } else { desc->slice = 0; } |