Re: [Linaro-mm-sig] [PATCHv24 00/16] Contiguous Memory Allocator

[Barry Song]

2012/4/3 Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>:
> Hi,
>
> This is (yet another) update of CMA patches. I've rebased them onto
> recent v3.4-rc1 kernel tree and integrated some minor bugfixes. The
> first issue has been pointed by Sandeep Patil - alloc_contig_range
> reclaimed two times too many pages, second issue (possible mismatch
> between pageblock size and MAX_ORDER pages) has been recently spotted
> by Michal Nazarewicz.
>
> These patches are also available on my git repository:
> git://git.linaro.org/people/mszyprowski/linux-dma-mapping.git 3.4-rc1-cma-v24
>
> Best regards
> Marek Szyprowski
> Samsung Poland R&D Center
>
>
>
> Patches in this patchset:

Marek,

how about the patch "mm: cma: add a simple kernel module as the helper
to test CMA", did you forget merging this?
http://lists.infradead.org/pipermail/linux-arm-kernel/2012-March/088412.html

>
> Marek Szyprowski (6):
>  mm: extract reclaim code from __alloc_pages_direct_reclaim()
>  mm: trigger page reclaim in alloc_contig_range() to stabilise
>    watermarks
>  drivers: add Contiguous Memory Allocator
>  X86: integrate CMA with DMA-mapping subsystem
>  ARM: integrate CMA with DMA-mapping subsystem
>  ARM: Samsung: use CMA for 2 memory banks for s5p-mfc device
>
> Mel Gorman (1):
>  mm: Serialize access to min_free_kbytes
>
> Michal Nazarewicz (9):
>  mm: page_alloc: remove trailing whitespace
>  mm: compaction: introduce isolate_migratepages_range()
>  mm: compaction: introduce map_pages()
>  mm: compaction: introduce isolate_freepages_range()
>  mm: compaction: export some of the functions
>  mm: page_alloc: introduce alloc_contig_range()
>  mm: page_alloc: change fallbacks array handling
>  mm: mmzone: MIGRATE_CMA migration type added
>  mm: page_isolation: MIGRATE_CMA isolation functions added
>

-barry
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