From: David Rientjes <rientjes@google.com>
To: Toshi Kani <toshi.kani@hp.com>
Cc: akpm@linux-foundation.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, linuxram@us.ibm.com,
guz.fnst@cn.fujitsu.com, tmac@hp.com,
isimatu.yasuaki@jp.fujitsu.com, wency@cn.fujitsu.com,
tangchen@cn.fujitsu.com, jiang.liu@huawei.com
Subject: Re: [PATCH v3 3/3] mm: Change __remove_pages() to call release_mem_region_adjustable()
Date: Wed, 10 Apr 2013 15:13:39 -0700 (PDT) [thread overview]
Message-ID: <alpine.DEB.2.02.1304101513260.1526@chino.kir.corp.google.com> (raw)
In-Reply-To: <1365614221-685-4-git-send-email-toshi.kani@hp.com>
On Wed, 10 Apr 2013, Toshi Kani wrote:
> Changed __remove_pages() to call release_mem_region_adjustable().
> This allows a requested memory range to be released from
> the iomem_resource table even if it does not match exactly to
> an resource entry but still fits into. The resource entries
> initialized at bootup usually cover the whole contiguous
> memory ranges and may not necessarily match with the size of
> memory hot-delete requests.
>
> If release_mem_region_adjustable() failed, __remove_pages() emits
> a warning message and continues to proceed as it was the case
> with release_mem_region(). release_mem_region(), which is defined
> to __release_region(), emits a warning message and returns no error
> since a void function.
>
> Signed-off-by: Toshi Kani <toshi.kani@hp.com>
> Reviewed-by : Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Acked-by: David Rientjes <rientjes@google.com>
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next prev parent reply other threads:[~2013-04-10 22:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-10 17:16 [PATCH v3 0/3] Support memory hot-delete to boot memory Toshi Kani
2013-04-10 17:16 ` [PATCH v3 1/3] resource: Add __adjust_resource() for internal use Toshi Kani
2013-04-10 17:17 ` [PATCH v3 2/3] resource: Add release_mem_region_adjustable() Toshi Kani
2013-04-10 21:44 ` Andrew Morton
2013-04-10 21:49 ` Toshi Kani
2013-04-10 22:08 ` David Rientjes
2013-04-10 22:24 ` Andrew Morton
2013-04-11 16:30 ` Toshi Kani
2013-04-24 8:42 ` Ram Pai
2013-04-24 14:43 ` Toshi Kani
2013-04-10 17:17 ` [PATCH v3 3/3] mm: Change __remove_pages() to call release_mem_region_adjustable() Toshi Kani
2013-04-10 22:13 ` David Rientjes [this message]
2013-04-11 20:30 ` Toshi Kani
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