[PATCH 3.18 79/85] virtio_balloon: fix another race between migration and ballooning

2018-08-07 Thread Greg Kroah-Hartman
3.18-stable review patch. If anyone has any objections, please let me know. -- From: Jiang Biao commit 89da619bc18d79bca5304724c11d4ba3b67ce2c6 upstream. Kernel panic when with high memory pressure, calltrace looks like, PID: 21439 TASK: 881be3afedd0 CPU: 16 COMMAND:

[PATCH 3.18 79/85] virtio_balloon: fix another race between migration and ballooning

2018-08-07 Thread Greg Kroah-Hartman
3.18-stable review patch. If anyone has any objections, please let me know. -- From: Jiang Biao commit 89da619bc18d79bca5304724c11d4ba3b67ce2c6 upstream. Kernel panic when with high memory pressure, calltrace looks like, PID: 21439 TASK: 881be3afedd0 CPU: 16 COMMAND: