[ 063/108] mm: fix lost kswapd wakeup in kswapd_stop()

3.2-stable review patch. If anyone has any objections, please let me know. -- From: Aaditya Kumar commit 1c7e7f6c0703d03af6bcd5ccc11fc15d23e5ecbe upstream. Offlining memory may block forever, waiting for kswapd() to wake up because kswapd() does not check the event

[ 063/108] mm: fix lost kswapd wakeup in kswapd_stop()

3.2-stable review patch. If anyone has any objections, please let me know. -- From: Aaditya Kumar aaditya.kumar...@gmail.com commit 1c7e7f6c0703d03af6bcd5ccc11fc15d23e5ecbe upstream. Offlining memory may block forever, waiting for kswapd() to wake up because kswapd() does not