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Fix the page need calculation, it was possibly off by one.

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This commit is contained in:
Michael Lotz
2011-12-07 00:09:31 +01:00
parent 02e8a1d136
commit 5e5eef0b5b
1 changed files with 2 additions and 1 deletions
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src/system/kernel/guarded_heap.cpp
+2 -1
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@@ -333,7 +333,8 @@ guarded_heap_area_init(guarded_heap& heap, area_id id, void* baseAddress,
area->used_pages = 0; area->used_pages = 0;
size_t pagesNeeded = (sizeof(guarded_heap_area) size_t pagesNeeded = (sizeof(guarded_heap_area)
+ area->page_count * sizeof(guarded_heap_page)) / B_PAGE_SIZE; + area->page_count * sizeof(guarded_heap_page)
+ B_PAGE_SIZE - 1) / B_PAGE_SIZE;
area->page_count -= pagesNeeded; area->page_count -= pagesNeeded;
area->size = area->page_count * B_PAGE_SIZE; area->size = area->page_count * B_PAGE_SIZE;