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Ignore page_collection_lock

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This commit is contained in:
Choongwoo Han
2023-05-23 13:09:16 -07:00
parent 994813a0e5
commit 75d26b7707
1 changed files with 6 additions and 6 deletions
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12
qemu/accel/tcg/translate-all.c
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@@ -650,6 +650,7 @@ static gint tb_page_addr_cmp(gconstpointer ap, gconstpointer bp, gpointer udata)
struct page_collection * struct page_collection *
page_collection_lock(struct uc_struct *uc, tb_page_addr_t start, tb_page_addr_t end) page_collection_lock(struct uc_struct *uc, tb_page_addr_t start, tb_page_addr_t end)
{ {
#if 0
struct page_collection *set = g_malloc(sizeof(*set)); struct page_collection *set = g_malloc(sizeof(*set));
tb_page_addr_t index; tb_page_addr_t index;
PageDesc *pd; PageDesc *pd;
@@ -664,9 +665,7 @@ page_collection_lock(struct uc_struct *uc, tb_page_addr_t start, tb_page_addr_t
assert_no_pages_locked(); assert_no_pages_locked();
retry: retry:
#if 0
g_tree_foreach(set->tree, page_entry_lock, NULL); g_tree_foreach(set->tree, page_entry_lock, NULL);
#endif
for (index = start; index <= end; index++) { for (index = start; index <= end; index++) {
TranslationBlock *tb; TranslationBlock *tb;
@@ -677,9 +676,7 @@ page_collection_lock(struct uc_struct *uc, tb_page_addr_t start, tb_page_addr_t
continue; continue;
} }
if (page_trylock_add(uc, set, index << TARGET_PAGE_BITS)) { if (page_trylock_add(uc, set, index << TARGET_PAGE_BITS)) {
#if 0
g_tree_foreach(set->tree, page_entry_unlock, NULL); g_tree_foreach(set->tree, page_entry_unlock, NULL);
#endif
goto retry; goto retry;
} }
assert_page_locked(pd); assert_page_locked(pd);
@@ -688,21 +685,24 @@ page_collection_lock(struct uc_struct *uc, tb_page_addr_t start, tb_page_addr_t
(tb->page_addr[1] != -1 && (tb->page_addr[1] != -1 &&
page_trylock_add(uc, set, tb->page_addr[1]))) { page_trylock_add(uc, set, tb->page_addr[1]))) {
/* drop all locks, and reacquire in order */ /* drop all locks, and reacquire in order */
#if 0
g_tree_foreach(set->tree, page_entry_unlock, NULL); g_tree_foreach(set->tree, page_entry_unlock, NULL);
#endif
goto retry; goto retry;
} }
} }
} }
return set; return set;
#else
return NULL;
#endif
} }
void page_collection_unlock(struct page_collection *set) void page_collection_unlock(struct page_collection *set)
{ {
#if 0
/* entries are unlocked and freed via page_entry_destroy */ /* entries are unlocked and freed via page_entry_destroy */
g_tree_destroy(set->tree); g_tree_destroy(set->tree);
g_free(set); g_free(set);
#endif
} }
static void page_lock_pair(struct uc_struct *uc, PageDesc **ret_p1, tb_page_addr_t phys1, static void page_lock_pair(struct uc_struct *uc, PageDesc **ret_p1, tb_page_addr_t phys1,