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Simplify buddy_startup and remove buddy_cleanup

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cozis
2024-05-14 13:06:17 +02:00
parent 80b98df7d8
commit 7790547482
5 changed files with 174 additions and 206 deletions
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test.c
+5 -7
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@@ -31,8 +31,7 @@ int main(void)
{
_Alignas(PAGE_SIZE) char mem[NUM_PAGES * PAGE_SIZE];
struct page_info info[NUM_PAGES];
struct buddy_alloc alloc = buddy_startup(mem, sizeof(mem), info, NUM_PAGES);
struct buddy *alloc = buddy_startup(mem, sizeof(mem));
struct alloc_info current_allocs[MAX_ALLOCS];
int num_current_allocs = 0;
@@ -46,22 +45,22 @@ int main(void)
int i = rand() % num_current_allocs;
struct alloc_info deallocating = current_allocs[i];
current_allocs[i] = current_allocs[--num_current_allocs];
fprintf(stderr, "buddy_free(%d, %d)\n", (int) deallocating.len, (int) ((uintptr_t) deallocating.ptr - (uintptr_t) alloc.base));
buddy_free(&alloc, deallocating.len, (void*) deallocating.ptr);
fprintf(stderr, "buddy_free(%d, %d)\n", (int) deallocating.len, (int) ((uintptr_t) deallocating.ptr - (uintptr_t) buddy_get_base(alloc)));
buddy_free(alloc, deallocating.len, (void*) deallocating.ptr);
}
}
size_t len = 1 + (rand() % PAGE_SIZE);
assert(len > 0 && len <= PAGE_SIZE);
void *ptr = buddy_malloc(&alloc, len);
void *ptr = buddy_malloc(alloc, len);
if (ptr == NULL) {
failed++;
//fprintf(stderr, "buddy_malloc(%lu) = NULL\n", len);
} else {
//buddy_dump(&alloc, stderr);
fprintf(stderr, "buddy_malloc(%d) = %d\n", (int) len, (int) ((uintptr_t) ptr - (uintptr_t) alloc.base));
fprintf(stderr, "buddy_malloc(%d) = %d\n", (int) len, (int) ((uintptr_t) ptr - (uintptr_t) buddy_get_base(alloc)));
}
if (ptr != NULL) {
@@ -77,6 +76,5 @@ int main(void)
}
}
buddy_cleanup(&alloc);
return 0;
}