From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx186.postini.com [74.125.245.186]) by kanga.kvack.org (Postfix) with SMTP id 13B086B0005 for ; Wed, 10 Apr 2013 18:13:42 -0400 (EDT) Received: by mail-pa0-f43.google.com with SMTP id hz11so548485pad.30 for ; Wed, 10 Apr 2013 15:13:42 -0700 (PDT) Date: Wed, 10 Apr 2013 15:13:39 -0700 (PDT) From: David Rientjes Subject: Re: [PATCH v3 3/3] mm: Change __remove_pages() to call release_mem_region_adjustable() In-Reply-To: <1365614221-685-4-git-send-email-toshi.kani@hp.com> Message-ID: References: <1365614221-685-1-git-send-email-toshi.kani@hp.com> <1365614221-685-4-git-send-email-toshi.kani@hp.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Toshi Kani 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 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 > Reviewed-by : Yasuaki Ishimatsu Acked-by: David Rientjes -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org