Re: [PATCH V3 0/4] Reducing parameters of alloc_pages* family of functions

From: Vlastimil Babka
Date: Mon Jan 05 2015 - 09:22:53 EST


On 12/18/2014 10:26 PM, Andrew Morton wrote:
> On Fri, 12 Dec 2014 17:13:21 +0100 Vlastimil Babka <vbabka@xxxxxxx> wrote:
>
>> Vlastimil Babka (4):
>> mm: set page->pfmemalloc in prep_new_page()
>> mm, page_alloc: reduce number of alloc_pages* functions' parameters
>> mm: reduce try_to_compact_pages parameters
>> mm: microoptimize zonelist operations
>
> That all looks pretty straightforward. It would be nice to have a
> summary of the code-size and stack-usage changes for the whole
> patchset.

OK

> Can we move `struct alloc_context' into mm/internal.h?

Only if we moved also try_to_compact_pages() declaration from
include/linux/compaction.h to mm/internal.h. I guess it's not a bad idea, as
it's a MM-only function and mm/internal.h already contains compaction stuff.

> I pity the poor schmuck who has to maintain this patchset for 2 months.
> [2/4] already throws a large pile of rejects against page_alloc.c so
> can you please refresh/retest/resend?

Right :)

Vlastimil


--
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/