unsigned int temp_size = size_total;
/* Find the largest power-of-two */
while (temp_size & (temp_size - 1))
- temp_size &= (temp_size - 1);
-
- /* Try and find a power of two to add */
- while (temp_size && mtrr_add(vesafb_fix.smem_start, temp_size, MTRR_TYPE_WRCOMB, 1)==-EINVAL) {
+ temp_size &= (temp_size - 1);
+
+ /* Try and find a power of two to add */
+ while (temp_size > PAGE_SIZE &&
+ mtrr_add(vesafb_fix.smem_start, temp_size, MTRR_TYPE_WRCOMB, 1)==-EINVAL) {
temp_size >>= 1;
}
}