From 4cc09e2dc4cbe6009c935b6f12a8376f09124bc5 Mon Sep 17 00:00:00 2001 From: Keith Busch Date: Wed, 2 Apr 2014 15:45:37 -0600 Subject: [PATCH] NVMe: Add getgeo to block ops Some programs require HDIO_GETGEO work, which requires we implement getgeo. Signed-off-by: Keith Busch Signed-off-by: Matthew Wilcox --- drivers/block/nvme-core.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c index 2d69bfec95a4..596e2abd7971 100644 --- a/drivers/block/nvme-core.c +++ b/drivers/block/nvme-core.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -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) -- 2.20.1