svn commit: r238536 - head/sys/vm
Peter Jeremy
peter at rulingia.com
Thu Aug 9 10:45:50 UTC 2012
On 2012-Jul-16 18:13:43 +0000, Alan Cox <alc at freebsd.org> wrote:
> Various improvements to vm_contig_grow_cache(). Most notably, even when
> it can't sleep, it can still move clean pages from the inactive queue to
> the cache. Also, when a page is cached, there is no need to restart the
> scan. The "next" page pointer held by vm_contig_launder() is still
> valid. Finally, add a comment summarizing what vm_contig_grow_cache()
> does based upon the value of "tries".
>
> MFC after: 3 weeks
I realise 3 weeks is only just up but I'm wondering if you intend to
MFC this (and hopefully r238456) soon. I've had a quick try at
merging this back to 8.x but it relies on vm_pageout_page_lock()
and vm_page_unlock() which were added in r207694 and I'm not sure
about the impact of merging that.
--
Peter Jeremy
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