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Linux 6.18: block_device_operations->getgeo takes struct gendisk*

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Sponsored-by: https://despairlabs.com/sponsor/
Signed-off-by: Rob Norris <robn@despairlabs.com>
This commit is contained in:
Rob Norris
2025-09-12 10:23:28 +10:00
committed by Brian Behlendorf
parent 51ab0e2185
commit c1f1464525
2 changed files with 52 additions and 3 deletions
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module/os/linux/zfs/zvol_os.c
+18 -3
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@@ -1066,12 +1066,13 @@ zvol_os_clear_private(zvol_state_t *zv)
* tiny devices. For devices over 1 Mib a standard head and sector count
* is used to keep the cylinders count reasonable.
*/
static int
zvol_getgeo(struct block_device *bdev, struct hd_geometry *geo)
static inline int
zvol_getgeo_impl(struct gendisk *disk, struct hd_geometry *geo)
{
zvol_state_t *zv = bdev->bd_disk->private_data;
zvol_state_t *zv = disk->private_data;
sector_t sectors;
ASSERT3P(zv, !=, NULL);
ASSERT3U(zv->zv_open_count, >, 0);
sectors = get_capacity(zv->zv_zso->zvo_disk);
@@ -1090,6 +1091,20 @@ zvol_getgeo(struct block_device *bdev, struct hd_geometry *geo)
return (0);
}
#ifdef HAVE_BLOCK_DEVICE_OPERATIONS_GETGEO_GENDISK
static int
zvol_getgeo(struct gendisk *disk, struct hd_geometry *geo)
{
return (zvol_getgeo_impl(disk, geo));
}
#else
static int
zvol_getgeo(struct block_device *bdev, struct hd_geometry *geo)
{
return (zvol_getgeo_impl(bdev->bd_disk, geo));
}
#endif
/*
* Why have two separate block_device_operations structs?
*