Messages in this thread Patch in this message | | | From | Yuyang Du <> | Subject | [PATCH 06/28] locking/lockdep: Update obsolete struct field description | Date | Wed, 24 Apr 2019 18:19:12 +0800 |
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The lock_chain struct definition has outdated comment, update it and add struct member description.
Signed-off-by: Yuyang Du <duyuyang@gmail.com> --- include/linux/lockdep.h | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 6e2377e..851d44f 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -203,11 +203,17 @@ struct lock_list { struct lock_list *parent; }; -/* - * We record lock dependency chains, so that we can cache them: +/** + * struct lock_chain - lock dependency chain record + * + * @irq_context: the same as irq_context in held_lock below + * @depth: the number of held locks in this chain + * @base: the index in chain_hlocks for this chain + * @entry: the collided lock chains in lock_chain hash list + * @chain_key: the hash key of this lock_chain */ struct lock_chain { - /* see BUILD_BUG_ON()s in lookup_chain_cache() */ + /* see BUILD_BUG_ON()s in add_chain_cache() */ unsigned int irq_context : 2, depth : 6, base : 24; -- 1.8.3.1
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