linuxkpi: Add `radix_tree_deref_slot()`

We don't do reference counting, we only dereference the pointer and
retunr the value.

The amdgpu DRM driver started to use it in Linux 6.10.

Reviewed by:	bz
Sponsored by:	The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D54502

This commit is contained in:

Jean-Sébastien Pédron

2025-09-07 15:45:10 +02:00

parent d448578b44

commit 4c89b33380

1 changed files with 6 additions and 0 deletions

									
										sys/compat/linuxkpi/common/include/linux/radix-tree.h
									
		+6
		
												View File
												
				@@ -68,6 +68,12 @@ struct radix_tree_iter {

					for ((iter)->index = (start);			  \

					     radix_tree_iter_find(root, iter, &(slot)); (iter)->index++)

				static inline void *

				radix_tree_deref_slot(void **slot)

				{

					return (*slot);

				}

				static inline int

				radix_tree_exception(void *arg)

				{

linuxkpi: Add radix_tree_deref_slot()

linuxkpi: Add `radix_tree_deref_slot()`