On Mon, Oct 18, 2021 at 06:40:46AM +0200, Christoph Hellwig wrote: > Replace the dax_host_hash with an xarray indexed by the pointer value > of the gendisk, and require explicitl calls from the block drivers that > want to associate their gendisk with a dax_device. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > --- > drivers/dax/bus.c | 2 +- > drivers/dax/super.c | 106 +++++++++-------------------------- > drivers/md/dm.c | 6 +- > drivers/nvdimm/pmem.c | 8 ++- > drivers/s390/block/dcssblk.c | 11 +++- > fs/fuse/virtio_fs.c | 2 +- > include/linux/dax.h | 19 +++++-- > 7 files changed, 60 insertions(+), 94 deletions(-) > > diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c > index 6cc4da4c713d9..6d91b0186e3be 100644 > --- a/drivers/dax/bus.c > +++ b/drivers/dax/bus.c > @@ -1326,7 +1326,7 @@ 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. > */ NIT: this comment needs to be updated as well. Ira > - 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; [snip] -- dm-devel mailing list dm-devel@xxxxxxxxxx https://listman.redhat.com/mailman/listinfo/dm-devel