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authorJens Axboe <axboe@fb.com>2014-09-11 19:31:18 +0400
committerJens Axboe <axboe@fb.com>2014-09-11 19:31:18 +0400
commitb207892b061da7608878e273ae22ba9bf9be264b (patch)
tree51daa46b89b83cad422941f52110b19571b85b79 /drivers/block/brd.c
parent018a17bdc8658ad448497c84d4ba21b6985820ec (diff)
parenta516440542afcb9647f88d12c35640baf02d07ea (diff)
downloadlinux-b207892b061da7608878e273ae22ba9bf9be264b.tar.xz
Merge branch 'for-linus' into for-3.18/core
A bit of churn on the for-linus side that would be nice to have in the core bits for 3.18, so pull it in to catch us up and make forward progress easier. Signed-off-by: Jens Axboe <axboe@fb.com> Conflicts: block/scsi_ioctl.c
Diffstat (limited to 'drivers/block/brd.c')
-rw-r--r--drivers/block/brd.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index c7d138eca731..3598110d2cef 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -442,12 +442,15 @@ static int rd_nr;
int rd_size = CONFIG_BLK_DEV_RAM_SIZE;
static int max_part;
static int part_shift;
+static int part_show = 0;
module_param(rd_nr, int, S_IRUGO);
MODULE_PARM_DESC(rd_nr, "Maximum number of brd devices");
module_param(rd_size, int, S_IRUGO);
MODULE_PARM_DESC(rd_size, "Size of each RAM disk in kbytes.");
module_param(max_part, int, S_IRUGO);
MODULE_PARM_DESC(max_part, "Maximum number of partitions per RAM disk");
+module_param(part_show, int, S_IRUGO);
+MODULE_PARM_DESC(part_show, "Control RAM disk visibility in /proc/partitions");
MODULE_LICENSE("GPL");
MODULE_ALIAS_BLOCKDEV_MAJOR(RAMDISK_MAJOR);
MODULE_ALIAS("rd");
@@ -501,7 +504,8 @@ static struct brd_device *brd_alloc(int i)
disk->fops = &brd_fops;
disk->private_data = brd;
disk->queue = brd->brd_queue;
- disk->flags |= GENHD_FL_SUPPRESS_PARTITION_INFO;
+ if (!part_show)
+ disk->flags |= GENHD_FL_SUPPRESS_PARTITION_INFO;
sprintf(disk->disk_name, "ram%d", i);
set_capacity(disk, rd_size * 2);