Re: Latest brk patchset
From: Jeremy Fitzhardinge
Date: Sun Mar 15 2009 - 02:05:30 EST
Yinghai Lu wrote:
64 bit does not has this problem.
32 bit we already removed bootmem there, that is not needed.
ALLOCATOR_SLOP is needed...
+ * (KERNEL_IMAGE_SIZE/4096) / 1024 pages (worst case, non PAE)
+ * (KERNEL_IMAGE_SIZE/4096) / 512 + 4 pages (worst case for PAE)
Yes, ALLOCATOR_SLOP is a different matter; its the amount of space the
boot allocator needs for its own space management. But 1) doesn't
64-bit need this too (since its the same code), and 2) couldn't it be
allocated out of brk?
J
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/