From 2ae624d5a555d47a735fb3f4d850402859a4db77 Mon Sep 17 00:00:00 2001 From: John Groves Date: Fri, 27 Mar 2026 21:05:21 +0000 Subject: dax: export dax_dev_get() famfs needs to look up a dax_device by dev_t when resolving fmap entries that reference character dax devices. Reviewed-by: Dave Jiang Reviewed-by: Jonathan Cameron Signed-off-by: John Groves Link: https://patch.msgid.link/0100019d311daab5-bb212f0b-4e05-4668-bf53-d76fab56be68-000000@email.amazonses.com Signed-off-by: Ira Weiny --- include/linux/dax.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/dax.h b/include/linux/dax.h index a85e270bfb3c..9ef95b136bb8 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -54,6 +54,7 @@ struct dax_device *alloc_dax(void *private, const struct dax_operations *ops); void *dax_holder(struct dax_device *dax_dev); void put_dax(struct dax_device *dax_dev); void kill_dax(struct dax_device *dax_dev); +struct dax_device *dax_dev_get(dev_t devt); void dax_write_cache(struct dax_device *dax_dev, bool wc); bool dax_write_cache_enabled(struct dax_device *dax_dev); bool dax_synchronous(struct dax_device *dax_dev); -- cgit v1.2.3