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A stronger test and handle addr_end = 0

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lazymio
2021-10-31 21:01:55 +01:00
parent 4bcf1c4a7c
commit 84abf1d3a4
4 changed files with 27 additions and 11 deletions
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3
qemu/accel/tcg/translate-all.c
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@@ -1753,7 +1753,8 @@ void tb_invalidate_phys_range(struct uc_struct *uc, ram_addr_t start, ram_addr_t
pages = page_collection_lock(uc, start, end);
for (next = (start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
start < end;
//start < end; Unicorn: Fix possible wrap around
(intptr_t)(end - start) > 0;
start = next, next += TARGET_PAGE_SIZE) {
PageDesc *pd = page_find(uc, start >> TARGET_PAGE_BITS);
tb_page_addr_t bound = MIN(next, end);