71 #define CTOR(shift) static void ctor_##shift(void *addr) \  argument
73 	memset(addr, 0, sizeof(void *) << (shift));	\
79 static inline void (*ctor(int shift))(void *)  in ctor()  argument
83 	switch (shift) {  in ctor()
114 void pgtable_cache_add(unsigned int shift)  in pgtable_cache_add()  argument
117 	unsigned long table_size = sizeof(void *) << shift;  in pgtable_cache_add()
135 	BUG_ON(shift > MAX_PGTABLE_INDEX_SIZE);  in pgtable_cache_add()
137 	if (PGT_CACHE(shift))  in pgtable_cache_add()
141 	name = kasprintf(GFP_KERNEL, "pgtable-2^%d", shift);  in pgtable_cache_add()
142 	new = kmem_cache_create(name, table_size, align, 0, ctor(shift));  in pgtable_cache_add()
144 		panic("Could not allocate pgtable cache for order %d", shift);  in pgtable_cache_add()
147 	pgtable_cache[shift] = new;  in pgtable_cache_add()
149 	pr_debug("Allocated pgtable cache for order %d\n", shift);  in pgtable_cache_add()