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NVMe: Add getgeo to block ops

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Some programs require HDIO_GETGEO work, which requires we implement
getgeo.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
This commit is contained in:
Keith Busch 2014-04-02 15:45:37 -06:00 committed by Matthew Wilcox
parent b9afca3efb
commit 4cc09e2dc4
1 changed files with 11 additions and 0 deletions
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11
drivers/block/nvme-core.c
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@ -25,6 +25,7 @@
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/genhd.h>
#include <linux/hdreg.h>
#include <linux/idr.h>
#include <linux/init.h>
#include <linux/interrupt.h>
@ -1714,12 +1715,22 @@ static void nvme_release(struct gendisk *disk, fmode_t mode)
kref_put(&dev->kref, nvme_free_dev);
}
static int nvme_getgeo(struct block_device *bd, struct hd_geometry *geo)
{
/* some standard values */
geo->heads = 1 << 6;
geo->sectors = 1 << 5;
geo->cylinders = get_capacity(bd->bd_disk) >> 11;
return 0;
}
static const struct block_device_operations nvme_fops = {
.owner = THIS_MODULE,
.ioctl = nvme_ioctl,
.compat_ioctl = nvme_compat_ioctl,
.open = nvme_open,
.release = nvme_release,
.getgeo = nvme_getgeo,
};
static void nvme_resubmit_bios(struct nvme_queue *nvmeq)