900-slab_maxsize.patch 562 B

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  1. --- a/include/linux/slab.h
  2. +++ b/include/linux/slab.h
  3. @@ -127,8 +127,8 @@ unsigned int kmem_cache_size(struct kmem
  4. * to do various tricks to work around compiler limitations in order to
  5. * ensure proper constant folding.
  6. */
  7. -#define KMALLOC_SHIFT_HIGH ((MAX_ORDER + PAGE_SHIFT - 1) <= 25 ? \
  8. - (MAX_ORDER + PAGE_SHIFT - 1) : 25)
  9. +#define KMALLOC_SHIFT_HIGH ((MAX_ORDER + PAGE_SHIFT - 1) <= 17 ? \
  10. + (MAX_ORDER + PAGE_SHIFT - 1) : 17)
  11. #define KMALLOC_MAX_SIZE (1UL << KMALLOC_SHIFT_HIGH)
  12. #define KMALLOC_MAX_ORDER (KMALLOC_SHIFT_HIGH - PAGE_SHIFT)