From: Greg KH <greg@kroah.com>
To: Seth Jennings <sjenning@linux.vnet.ibm.com>
Cc: gregkh@suse.de, devel@driverdev.osuosl.org,
dan.magenheimer@oracle.com, cascardo@holoscopio.com,
linux-kernel@vger.kernel.org, dave@linux.vnet.ibm.com,
linux-mm@kvack.org, brking@linux.vnet.ibm.com,
rcj@linux.vnet.ibm.com, ngupta@vflare.org
Subject: Re: [PATCH v2 0/3] staging: zcache: xcfmalloc support
Date: Fri, 9 Sep 2011 13:34:47 -0700 [thread overview]
Message-ID: <20110909203447.GB19127@kroah.com> (raw)
In-Reply-To: <1315404547-20075-1-git-send-email-sjenning@linux.vnet.ibm.com>
On Wed, Sep 07, 2011 at 09:09:04AM -0500, Seth Jennings wrote:
> Changelog:
> v2: fix bug in find_remove_block()
> fix whitespace warning at EOF
>
> This patchset introduces a new memory allocator for persistent
> pages for zcache. The current allocator is xvmalloc. xvmalloc
> has two notable limitations:
> * High (up to 50%) external fragmentation on allocation sets > PAGE_SIZE/2
> * No compaction support which reduces page reclaimation
I need some acks from other zcache developers before I can accept this.
{hint...}
WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <greg@kroah.com>
To: Seth Jennings <sjenning@linux.vnet.ibm.com>
Cc: gregkh@suse.de, devel@driverdev.osuosl.org,
dan.magenheimer@oracle.com, cascardo@holoscopio.com,
linux-kernel@vger.kernel.org, dave@linux.vnet.ibm.com,
linux-mm@kvack.org, brking@linux.vnet.ibm.com,
rcj@linux.vnet.ibm.com, ngupta@vflare.org
Subject: Re: [PATCH v2 0/3] staging: zcache: xcfmalloc support
Date: Fri, 9 Sep 2011 13:34:47 -0700 [thread overview]
Message-ID: <20110909203447.GB19127@kroah.com> (raw)
In-Reply-To: <1315404547-20075-1-git-send-email-sjenning@linux.vnet.ibm.com>
On Wed, Sep 07, 2011 at 09:09:04AM -0500, Seth Jennings wrote:
> Changelog:
> v2: fix bug in find_remove_block()
> fix whitespace warning at EOF
>
> This patchset introduces a new memory allocator for persistent
> pages for zcache. The current allocator is xvmalloc. xvmalloc
> has two notable limitations:
> * High (up to 50%) external fragmentation on allocation sets > PAGE_SIZE/2
> * No compaction support which reduces page reclaimation
I need some acks from other zcache developers before I can accept this.
{hint...}
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next prev parent reply other threads:[~2011-09-09 20:47 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-07 14:09 [PATCH v2 0/3] staging: zcache: xcfmalloc support Seth Jennings
2011-09-07 14:09 ` Seth Jennings
2011-09-07 14:09 ` [PATCH v2 1/3] staging: zcache: xcfmalloc memory allocator for zcache Seth Jennings
2011-09-07 14:09 ` Seth Jennings
2011-09-07 14:09 ` [PATCH v2 2/3] staging: zcache: replace xvmalloc with xcfmalloc Seth Jennings
2011-09-07 14:09 ` Seth Jennings
2011-09-07 14:09 ` [PATCH v2 3/3] staging: zcache: add zv_page_count and zv_desc_count Seth Jennings
2011-09-07 14:09 ` Seth Jennings
2011-09-09 20:34 ` Greg KH [this message]
2011-09-09 20:34 ` [PATCH v2 0/3] staging: zcache: xcfmalloc support Greg KH
2011-09-10 2:41 ` Nitin Gupta
2011-09-10 2:41 ` Nitin Gupta
2011-09-12 14:35 ` Seth Jennings
2011-09-12 14:35 ` Seth Jennings
2011-09-13 1:55 ` Nitin Gupta
2011-09-13 1:55 ` Nitin Gupta
2011-09-13 15:58 ` Seth Jennings
2011-09-13 15:58 ` Seth Jennings
2011-09-13 21:18 ` Nitin Gupta
2011-09-13 21:18 ` Nitin Gupta
2011-09-15 16:31 ` Seth Jennings
2011-09-15 16:31 ` Seth Jennings
2011-09-15 17:29 ` Dan Magenheimer
2011-09-15 17:29 ` Dan Magenheimer
2011-09-15 19:24 ` Seth Jennings
2011-09-15 19:24 ` Seth Jennings
2011-09-15 20:07 ` Dan Magenheimer
2011-09-15 20:07 ` Dan Magenheimer
2011-10-03 15:59 ` Dave Hansen
2011-10-03 15:59 ` Dave Hansen
2011-10-03 17:54 ` Nitin Gupta
2011-10-03 17:54 ` Nitin Gupta
2011-10-03 18:22 ` Dave Hansen
2011-10-03 18:22 ` Dave Hansen
2011-10-05 1:03 ` Dan Magenheimer
2011-10-05 1:03 ` Dan Magenheimer
2011-09-15 22:17 ` Dave Hansen
2011-09-15 22:17 ` Dave Hansen
2011-09-15 22:27 ` Dan Magenheimer
2011-09-15 22:27 ` Dan Magenheimer
2011-09-16 17:36 ` Nitin Gupta
2011-09-16 17:36 ` Nitin Gupta
2011-09-16 17:52 ` Nitin Gupta
2011-09-16 17:52 ` Nitin Gupta
2011-09-16 17:46 ` Nitin Gupta
2011-09-16 17:46 ` Nitin Gupta
2011-09-16 18:33 ` Seth Jennings
2011-09-16 18:33 ` Seth Jennings
2011-11-01 17:30 ` Dave Hansen
2011-11-01 17:30 ` Dave Hansen
2011-11-01 18:35 ` Dan Magenheimer
2011-11-01 18:35 ` Dan Magenheimer
2011-11-02 2:42 ` Nitin Gupta
2011-11-02 2:42 ` Nitin Gupta
2011-09-29 17:47 ` Seth Jennings
2011-09-29 17:47 ` Seth Jennings
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