linux-kernel - [tip: objtool/core] interval_tree: Fix ITSTATIC usage for *_subtree

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Message-ID: <176060838580.709179.7193581504355810173.tip-bot2@tip-bot2>
Date: Thu, 16 Oct 2025 09:53:05 -0000
From: "tip-bot2 for Josh Poimboeuf" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Petr Mladek <pmladek@...e.com>, Joe Lawrence <joe.lawrence@...hat.com>,
 Josh Poimboeuf <jpoimboe@...nel.org>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject:
 [tip: objtool/core] interval_tree: Fix ITSTATIC usage for *_subtree_search()

The following commit has been merged into the objtool/core branch of tip:

Commit-ID:     b37491d72b43c3a322d396c2d8e951a10be70c17
Gitweb:        https://git.kernel.org/tip/b37491d72b43c3a322d396c2d8e951a10be70c17
Author:        Josh Poimboeuf <jpoimboe@...nel.org>
AuthorDate:    Thu, 18 Sep 2025 09:30:03 -07:00
Committer:     Josh Poimboeuf <jpoimboe@...nel.org>
CommitterDate: Tue, 14 Oct 2025 14:45:22 -07:00

interval_tree: Fix ITSTATIC usage for *_subtree_search()

For consistency with the other function templates, change
_subtree_search_*() to use the user-supplied ITSTATIC rather than the
hard-coded 'static'.

Acked-by: Petr Mladek <pmladek@...e.com>
Tested-by: Joe Lawrence <joe.lawrence@...hat.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@...nel.org>
---
 drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h | 4 ++++
 include/linux/interval_tree.h                          | 4 ++++
 include/linux/interval_tree_generic.h                  | 2 +-
 include/linux/mm.h                                     | 2 ++
 lib/interval_tree.c                                    | 1 +
 tools/include/linux/interval_tree_generic.h            | 2 +-
 6 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h
index 1d7fc32..cfb42a8 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h
+++ b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h
@@ -53,6 +53,10 @@ extern void
 usnic_uiom_interval_tree_remove(struct usnic_uiom_interval_node *node,
 					struct rb_root_cached *root);
 extern struct usnic_uiom_interval_node *
+usnic_uiom_interval_tree_subtree_search(struct usnic_uiom_interval_node *node,
+					unsigned long start,
+					unsigned long last);
+extern struct usnic_uiom_interval_node *
 usnic_uiom_interval_tree_iter_first(struct rb_root_cached *root,
 					unsigned long start,
 					unsigned long last);
diff --git a/include/linux/interval_tree.h b/include/linux/interval_tree.h
index 2b8026a..9d5791e 100644
--- a/include/linux/interval_tree.h
+++ b/include/linux/interval_tree.h
@@ -20,6 +20,10 @@ interval_tree_remove(struct interval_tree_node *node,
 		     struct rb_root_cached *root);
 
 extern struct interval_tree_node *
+interval_tree_subtree_search(struct interval_tree_node *node,
+			     unsigned long start, unsigned long last);
+
+extern struct interval_tree_node *
 interval_tree_iter_first(struct rb_root_cached *root,
 			 unsigned long start, unsigned long last);
 
diff --git a/include/linux/interval_tree_generic.h b/include/linux/interval_tree_generic.h
index 1b400f2..c5a2fed 100644
--- a/include/linux/interval_tree_generic.h
+++ b/include/linux/interval_tree_generic.h
@@ -77,7 +77,7 @@ ITSTATIC void ITPREFIX ## _remove(ITSTRUCT *node,			      \
  *   Cond2: start <= ITLAST(node)					      \
  */									      \
 									      \
-static ITSTRUCT *							      \
+ITSTATIC ITSTRUCT *							      \
 ITPREFIX ## _subtree_search(ITSTRUCT *node, ITTYPE start, ITTYPE last)	      \
 {									      \
 	while (true) {							      \
diff --git a/include/linux/mm.h b/include/linux/mm.h
index d16b33b..04fa277 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -3369,6 +3369,8 @@ void vma_interval_tree_insert_after(struct vm_area_struct *node,
 				    struct rb_root_cached *root);
 void vma_interval_tree_remove(struct vm_area_struct *node,
 			      struct rb_root_cached *root);
+struct vm_area_struct *vma_interval_tree_subtree_search(struct vm_area_struct *node,
+				unsigned long start, unsigned long last);
 struct vm_area_struct *vma_interval_tree_iter_first(struct rb_root_cached *root,
 				unsigned long start, unsigned long last);
 struct vm_area_struct *vma_interval_tree_iter_next(struct vm_area_struct *node,
diff --git a/lib/interval_tree.c b/lib/interval_tree.c
index 324766e..9ceb084 100644
--- a/lib/interval_tree.c
+++ b/lib/interval_tree.c
@@ -13,6 +13,7 @@ INTERVAL_TREE_DEFINE(struct interval_tree_node, rb,
 
 EXPORT_SYMBOL_GPL(interval_tree_insert);
 EXPORT_SYMBOL_GPL(interval_tree_remove);
+EXPORT_SYMBOL_GPL(interval_tree_subtree_search);
 EXPORT_SYMBOL_GPL(interval_tree_iter_first);
 EXPORT_SYMBOL_GPL(interval_tree_iter_next);
 
diff --git a/tools/include/linux/interval_tree_generic.h b/tools/include/linux/interval_tree_generic.h
index 1b400f2..c5a2fed 100644
--- a/tools/include/linux/interval_tree_generic.h
+++ b/tools/include/linux/interval_tree_generic.h
@@ -77,7 +77,7 @@ ITSTATIC void ITPREFIX ## _remove(ITSTRUCT *node,			      \
  *   Cond2: start <= ITLAST(node)					      \
  */									      \
 									      \
-static ITSTRUCT *							      \
+ITSTATIC ITSTRUCT *							      \
 ITPREFIX ## _subtree_search(ITSTRUCT *node, ITTYPE start, ITTYPE last)	      \
 {									      \
 	while (true) {							      \