On Wed, Feb 20, 2013 at 10:34:36AM +0800, Lin Feng wrote:

On 02/19/2013 09:37 PM, Lin Feng wrote:

quoted

quoted

quoted

The other is that this almost certainly broken for transhuge page
handling. gup returns the head and tail pages and ordinarily this is ok

I can't find codes doing such things :(, could you please point me out?

Sorry, I misunderstood what "tail pages" means, stupid question, just ignore it.
flee...

According to the compound page, the first page of compound page is
called head page, other sub pages are called tail pages.

Regards,
Wanpeng Li 

thanks,
linfeng

--
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>

--
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>