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util/list: Add iterator debug to more routines.

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Reviewed-by: Rob Clark <rob.clark@oss.qualcomm.com>
Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37061>
This commit is contained in:
Ella Stanforth 2025-09-07 20:56:20 +01:00 • committed by Marge Bot
parent 6863223033
commit d943a91b71
1 changed files with 13 additions and 0 deletions
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13
src/util/list.h
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@ -47,6 +47,9 @@
#define list_validate_iter(item, msg) \
list_assert(list_is_linked(item) && !list_is_empty(item), msg)
#define list_validate_iter_safe(item, end, msg) \
list_assert(list_is_linked(item) && (!list_is_empty(item) || end), msg)
struct list_head
{
struct list_head *prev;
@ -247,6 +250,8 @@ static inline void list_move_to(struct list_head *item, struct list_head *loc) {
*__next = list_entry(pos->member.next, type, member); \
&pos->member != (head); \
pos = __next, \
list_validate_iter_safe(&pos->member, &pos->member == (head), \
"use non _safe iterator"), \
__next = list_entry(__next->member.next, type, member))
#define list_for_each_entry_rev(type, pos, head, member) \
@ -260,11 +265,14 @@ static inline void list_move_to(struct list_head *item, struct list_head *loc) {
*__prev = list_entry(pos->member.prev, type, member); \
&pos->member != (head); \
pos = __prev, \
list_validate_iter_safe(&pos->member, &pos->member == (head), \
"use non _safe iterator"), \
__prev = list_entry(__prev->member.prev, type, member))
#define list_for_each_entry_from(type, pos, start, head, member) \
for (type *pos = list_entry((start), type, member); \
&pos->member != (head); \
list_validate_iter(&pos->member, "use _safe iterator"), \
pos = list_entry(pos->member.next, type, member))
#define list_for_each_entry_from_safe(type, pos, start, head, member) \
@ -272,18 +280,23 @@ static inline void list_move_to(struct list_head *item, struct list_head *loc) {
*__next = list_entry(pos->member.next, type, member); \
&pos->member != (head); \
pos = __next, \
list_validate_iter_safe(&pos->member, &pos->member == (head), \
"use non _safe iterator"), \
__next = list_entry(__next->member.next, type, member))
#define list_for_each_entry_from_rev(type, pos, start, head, member) \
for (type *pos = list_entry((start), type, member); \
&pos->member != (head); \
list_validate_iter(&pos->member, "use _safe iterator"), \
pos = list_entry(pos->member.prev, type, member))
#define list_pair_for_each_entry(type, pos1, pos2, head1, head2, member) \
for (type *pos1 = list_entry((head1)->next, type, member), \
*pos2 = list_entry((head2)->next, type, member); \
&pos1->member != (head1) && &pos2->member != (head2); \
list_validate_iter(&pos1->member, "iterator invalidated"), \
pos1 = list_entry(pos1->member.next, type, member), \
list_validate_iter(&pos2->member, "iterator invalidated"), \
pos2 = list_entry(pos2->member.next, type, member))
#endif /*_UTIL_LIST_H_*/