On Thu, 2014-03-13 at 17:45 +0800, Gu Zheng wrote:

This patchset has been applied to linux-next, and these problems also exist
in 3.12.y and 3.13.y stable tree.
So please merge this patchset to 3.12.y and 3.13.y stable tree.

They must be in Linus's tree before they are acceptable for stable.

Ben.

commit 692c9b8c5ee8d263bb8348171f0bebd3d84eb2c1
Author: Tang Chen [off-list ref]
Date:   Mon Mar 10 16:15:33 2014 +0800

    aio, memory-hotplug: Fix confliction when migrating and accessing ring pages.

commit e0f5e0add36d2e3c456cf2f4283673ed834b3c24
Author: Tang Chen [off-list ref]
Date:   Mon Mar 10 16:15:34 2014 +0800

    aio, mem-hotplug: Add memory barrier to aio ring page migration.

[...]

-- 
Ben Hutchings
Computers are not intelligent.	They only think they are.