On Thu, Nov 08, 2018 at 01:50:41PM -0800, Greg Kroah-Hartman wrote: > 4.4-stable review patch. If anyone has any objections, please let me know. > [ Upstream commit 838fe1887765f4cc679febea60d87d2a06bd300e ] Please check the discussion under https://lore.kernel.org/lkml/20181025141705.213937-8-sashal@xxxxxxxxxx/ Jiri's reply: "This patch just removes pointless try_to_freeze(), that's guaranteed not to do anything and return immediately, as the btrfs kthread is not freezable. So I don't think it's needed in stable; the semantics is equivalent before and after." Sasha was fine with dropping the patch from stable candidates and this has not changed. Thanks.