diff options
| author |  Christoph Hellwig <hch@lst.de>
| 2021-11-29 11:21:38 +0100 |
|---|---|---|
| committer |  Dan Williams <dan.j.williams@intel.com>
| 2021-12-04 08:58:51 -0800 |
| commit | fb08a1908cb119a4585611d91461ab6d27756b14 (patch) | |
| tree | df0b9e60a5a175ca0b7ba47e0792691fe4c1ad9d /drivers/dax/bus.c | |
| parent | dax: remove CONFIG_DAX_DRIVER (diff) | |
| download | linux-fb08a1908cb119a4585611d91461ab6d27756b14.tar.gz linux-fb08a1908cb119a4585611d91461ab6d27756b14.tar.bz2 linux-fb08a1908cb119a4585611d91461ab6d27756b14.zip | |
dax: simplify the dax_device <-> gendisk association
Replace the dax_host_hash with an xarray indexed by the pointer value
of the gendisk, and require explicitly calls from the block drivers that
want to associate their gendisk with a dax_device.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Mike Snitzer <snitzer@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Link: https://lore.kernel.org/r/20211129102203.2243509-5-hch@lst.de
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dax/bus.c')
| -rw-r--r-- | drivers/dax/bus.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c index 452cf7860926..6683d42c32c5 100644 --- a/drivers/dax/bus.c +++ b/drivers/dax/bus.c @@ -1321,10 +1321,10 @@ struct dev_dax *devm_create_dev_dax(struct dev_dax_data *data) } /* - * No 'host' or dax_operations since there is no access to this - * device outside of mmap of the resulting character device. + * No dax_operations since there is no access to this device outside of + * mmap of the resulting character device. */ - dax_dev = alloc_dax(dev_dax, NULL, NULL, DAXDEV_F_SYNC); + dax_dev = alloc_dax(dev_dax, NULL, DAXDEV_F_SYNC); if (IS_ERR(dax_dev)) { rc = PTR_ERR(dax_dev); goto err_alloc_dax; |