The patch titled Subject: scripts/gdb: add iteration function for rbtree has been added to the -mm mm-nonmm-unstable branch. Its filename is scripts-gdb-add-iteration-function-for-rbtree.patch

This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches...

This patch will later appear in the mm-nonmm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------ From: Kuan-Ying Lee kuan-ying.lee@canonical.com Subject: scripts/gdb: add iteration function for rbtree Date: Tue, 23 Jul 2024 14:48:58 +0800

Add inorder iteration function for rbtree usage.

This is a preparation patch for the next patch to fix the gdb mounts issue.

Link: https://lkml.kernel.org/r/20240723064902.124154-3-kuan-ying.lee@canonical.co... Fixes: 2eea9ce4310d ("mounts: keep list of mounts in an rbtree") Signed-off-by: Kuan-Ying Lee kuan-ying.lee@canonical.com Cc: Jan Kiszka jan.kiszka@siemens.com Cc: Kieran Bingham kbingham@kernel.org Cc: stable@vger.kernel.org Signed-off-by: Andrew Morton akpm@linux-foundation.org ---

scripts/gdb/linux/rbtree.py | 12 ++++++++++++ 1 file changed, 12 insertions(+)

--- a/scripts/gdb/linux/rbtree.py~scripts-gdb-add-iteration-function-for-rbtree +++ a/scripts/gdb/linux/rbtree.py @@ -9,6 +9,18 @@ from linux import utils rb_root_type = utils.CachedType("struct rb_root") rb_node_type = utils.CachedType("struct rb_node")

+def rb_inorder_for_each(root): + def inorder(node): + if node: + yield from inorder(node['rb_left']) + yield node + yield from inorder(node['rb_right']) + + yield from inorder(root['rb_node']) + +def rb_inorder_for_each_entry(root, gdbtype, member): + for node in rb_inorder_for_each(root): + yield utils.container_of(node, gdbtype, member)

def rb_first(root): if root.type == rb_root_type.get_type(): _

Patches currently in -mm which might be from kuan-ying.lee@canonical.com are

scripts-gdb-fix-timerlist-parsing-issue.patch scripts-gdb-add-iteration-function-for-rbtree.patch scripts-gdb-fix-lx-mounts-command-error.patch scripts-gdb-add-lx-stack_depot_lookup-command.patch scripts-gdb-add-lx-kasan_mem_to_shadow-command.patch