From: Chris Metcalf <cmetcalf@tilera.com>
To: Joonsoo Kim <js1304@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Russell King <rmk+kernel@arm.linux.org.uk>,
<linux-kernel@vger.kernel.org>, <linux-mm@kvack.org>,
<kexec@lists.infradead.org>, Guan Xuetao <gxt@mprc.pku.edu.cn>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [RFC PATCH 1/8] mm, vmalloc: change iterating a vmlist to find_vm_area()
Date: Mon, 10 Dec 2012 10:13:10 -0500 [thread overview]
Message-ID: <50C5FC06.8020104@tilera.com> (raw)
In-Reply-To: <1354810175-4338-2-git-send-email-js1304@gmail.com>
On 12/6/2012 11:09 AM, Joonsoo Kim wrote:
> The purpose of iterating a vmlist is finding vm area with specific
> virtual address. find_vm_area() is provided for this purpose
> and more efficient, because it uses a rbtree.
> So change it.
If you get an Acked-by for the x86 change, feel free to apply it to the tile file as well. You'll note that for tile it's under an #if 0, which in retrospect I shouldn't have pushed anyway. So I don't feel strongly :-)
FWIW, the change certainly seems at least plausible to me.
--
Chris Metcalf, Tilera Corp.
http://www.tilera.com
next prev parent reply other threads:[~2012-12-10 15:13 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-06 16:09 [RFC PATCH 0/8] remove vm_struct list management Joonsoo Kim
2012-12-06 16:09 ` [RFC PATCH 1/8] mm, vmalloc: change iterating a vmlist to find_vm_area() Joonsoo Kim
2012-12-07 7:44 ` Pekka Enberg
2012-12-07 8:15 ` Bob Liu
2012-12-07 13:40 ` JoonSoo Kim
2012-12-10 5:20 ` guanxuetao
2012-12-10 15:13 ` Chris Metcalf [this message]
2013-01-24 15:50 ` Ingo Molnar
2012-12-06 16:09 ` [RFC PATCH 2/8] mm, vmalloc: move get_vmalloc_info() to vmalloc.c Joonsoo Kim
2012-12-06 16:09 ` [RFC PATCH 3/8] mm, vmalloc: protect va->vm by vmap_area_lock Joonsoo Kim
2012-12-06 16:09 ` [RFC PATCH 4/8] mm, vmalloc: iterate vmap_area_list, instead of vmlist in vread/vwrite() Joonsoo Kim
2012-12-06 16:09 ` [RFC PATCH 5/8] mm, vmalloc: iterate vmap_area_list in get_vmalloc_info() Joonsoo Kim
2012-12-06 16:09 ` [RFC PATCH 6/8] mm, vmalloc: iterate vmap_area_list, instead of vmlist, in vmallocinfo() Joonsoo Kim
2012-12-06 16:09 ` [RFC PATCH 7/8] mm, vmalloc: makes vmlist only for kexec Joonsoo Kim
2012-12-06 16:09 ` [RFC PATCH 8/8] mm, vmalloc: remove list management operation after initializing vmalloc Joonsoo Kim
2012-12-06 22:45 ` [RFC PATCH 0/8] remove vm_struct list management Andrew Morton
2012-12-07 13:05 ` JoonSoo Kim
2012-12-06 22:50 ` Andrew Morton
2012-12-07 13:16 ` JoonSoo Kim
2012-12-07 14:59 ` Vivek Goyal
2012-12-10 14:40 ` JoonSoo Kim
2012-12-11 14:41 ` Dave Anderson
2012-12-11 21:48 ` Vivek Goyal
2012-12-11 22:17 ` Dave Anderson
2012-12-12 5:56 ` Atsushi Kumagai
2012-12-12 14:10 ` JoonSoo Kim
2012-12-07 3:37 ` Bob Liu
2012-12-07 13:35 ` JoonSoo Kim
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