git: kmalloc: Use 'fls' to round up the size to the nearest power of 2

[Matthew Dillon]

:>  *      Alloc Size      Chunking        Number of zones
:>  *      0-127           8               16
:>  *      128-255         16              8
:>  *      256-511         32              8
:>  *      512-1023        64              8
:
:Ah, ok, I see.  However, I think the cache line size is 64bytes on
:x86, so as far as I understand from the above table, allocation >=512
:will be at least 64bytes aligned?
:
:Best Regards,
:sephe

    Yes, that is correct.

						-Matt