From: Andrew Morton <akpm@linux-foundation.org>
To: Lin Feng <linfeng@cn.fujitsu.com>
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
Subject: Re: [BUG REPORT] [mm-hotplug, aio] aio ring_pages can't be offlined
Date: Fri, 30 Nov 2012 02:47:55 -0800 [thread overview]
Message-ID: <20121130024755.b5dae17e.akpm@linux-foundation.org> (raw)
In-Reply-To: <50B88A8A.9020802@cn.fujitsu.com>
On Fri, 30 Nov 2012 18:29:30 +0800 Lin Feng <linfeng@cn.fujitsu.com> 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"
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WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Lin Feng <linfeng@cn.fujitsu.com>
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
Subject: Re: [BUG REPORT] [mm-hotplug, aio] aio ring_pages can't be offlined
Date: Fri, 30 Nov 2012 02:47:55 -0800 [thread overview]
Message-ID: <20121130024755.b5dae17e.akpm@linux-foundation.org> (raw)
In-Reply-To: <50B88A8A.9020802@cn.fujitsu.com>
On Fri, 30 Nov 2012 18:29:30 +0800 Lin Feng <linfeng@cn.fujitsu.com> 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-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Lin Feng <linfeng@cn.fujitsu.com>
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
Subject: Re: [BUG REPORT] [mm-hotplug, aio] aio ring_pages can't be offlined
Date: Fri, 30 Nov 2012 02:47:55 -0800 [thread overview]
Message-ID: <20121130024755.b5dae17e.akpm@linux-foundation.org> (raw)
In-Reply-To: <50B88A8A.9020802@cn.fujitsu.com>
On Fri, 30 Nov 2012 18:29:30 +0800 Lin Feng <linfeng@cn.fujitsu.com> 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"
next prev parent reply other threads:[~2012-11-30 10:47 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-29 6:54 [BUG REPORT] [mm-hotplug, aio] aio ring_pages can't be offlined Lin Feng
2012-11-29 6:54 ` Lin Feng
2012-11-29 6:54 ` Lin Feng
2012-11-29 23:39 ` Andrew Morton
2012-11-29 23:39 ` Andrew Morton
2012-11-29 23:39 ` Andrew Morton
2012-11-30 0:04 ` Zach Brown
2012-11-30 0:04 ` Zach Brown
2012-11-30 0:04 ` Zach Brown
2012-11-30 3:39 ` Lin Feng
2012-11-30 3:39 ` Lin Feng
2012-11-30 3:39 ` Lin Feng
2012-11-30 3:42 ` Lin Feng
2012-11-30 3:42 ` Lin Feng
2012-11-30 5:57 ` Andrew Morton
2012-11-30 5:57 ` Andrew Morton
2012-11-30 7:01 ` Lin Feng
2012-11-30 7:01 ` Lin Feng
2012-11-30 7:55 ` Andrew Morton
2012-11-30 7:55 ` Andrew Morton
2012-11-30 10:29 ` Lin Feng
2012-11-30 10:29 ` Lin Feng
2012-11-30 10:47 ` Andrew Morton [this message]
2012-11-30 10:47 ` Andrew Morton
2012-11-30 10:47 ` Andrew Morton
2012-12-03 3:00 ` Lin Feng
2012-12-03 3:00 ` Lin Feng
2012-12-03 3:00 ` Lin Feng
2012-11-30 11:00 ` Mel Gorman
2012-11-30 11:00 ` Mel Gorman
2012-12-03 2:52 ` Lin Feng
2012-12-03 2:52 ` Lin Feng
2012-12-03 11:37 ` Mel Gorman
2012-12-03 11:37 ` Mel Gorman
2012-12-03 11:37 ` Mel Gorman
2012-11-30 7:13 ` Kamezawa Hiroyuki
2012-11-30 7:13 ` Kamezawa Hiroyuki
2012-11-30 8:00 ` Andrew Morton
2012-11-30 8:00 ` Andrew Morton
2012-11-30 8:00 ` Andrew Morton
2012-11-30 10:57 ` Mel Gorman
2012-11-30 10:57 ` Mel Gorman
2012-11-30 10:57 ` Mel Gorman
2012-11-30 15:24 ` Domenico Andreoli
2012-11-30 15:24 ` Domenico Andreoli
2012-11-30 15:24 ` Domenico Andreoli
2012-12-03 2:05 ` Lin Feng
2012-12-03 2:05 ` Lin Feng
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