From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [BUG REPORT] [mm-hotplug, aio] aio ring_pages can't be offlined Date: Fri, 30 Nov 2012 02:47:55 -0800 Message-ID: <20121130024755.b5dae17e.akpm@linux-foundation.org> References: <1354172098-5691-1-git-send-email-linfeng@cn.fujitsu.com> <20121129153930.477e9709.akpm@linux-foundation.org> <50B82B0D.8010206@cn.fujitsu.com> <20121129215749.acfd872a.akpm@linux-foundation.org> <50B859C6.3020707@cn.fujitsu.com> <20121129235502.05223586.akpm@linux-foundation.org> <50B88A8A.9020802@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: viro@zeniv.linux.org.uk, bcrl@kvack.org, kamezawa.hiroyu@jp.fujitsu.com, mhocko@suse.cz, hughd@google.com, cl@linux.com, mgorman@suse.de, minchan@kernel.org, isimatu.yasuaki@jp.fujitsu.com, laijs@cn.fujitsu.com, wency@cn.fujitsu.com, tangchen@cn.fujitsu.com, linux-fsdevel@vger.kernel.org, linux-aio@kvack.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org To: Lin Feng Return-path: In-Reply-To: <50B88A8A.9020802@cn.fujitsu.com> Sender: owner-linux-aio@kvack.org List-Id: linux-fsdevel.vger.kernel.org On Fri, 30 Nov 2012 18:29:30 +0800 Lin Feng wrote: > > add a new library function which callers can use before (or after?) > > calling get_user_pages[_fast](). > Sorry, I'm not quite understand what "library function" function means.. > Does it means a function aids get_user_pages() or totally wraps/replaces > get_user_pages(), or none of above? "library function" is terminology for a general facility which the core kernel makes available to other parts of the kernel. get_user_pages() is a library function, as are the functions in lib/, etc. "grep EXPORT_SYMBOL ./*/*.c" -- To unsubscribe, send a message with 'unsubscribe linux-aio' in the body to majordomo@kvack.org. For more info on Linux AIO, see: http://www.kvack.org/aio/ Don't email: aart@kvack.org