On Tue, Mar 23, 2021 at 04:14:39PM +0800, Ming Lei wrote: > blktrace may allocate lots of memory, if the process is terminated > by user or OOM, we need to provide one chance to remove the trace > buffer, otherwise memory leak may be caused. > > Fix the issue by shutdown blktrace in case of task exiting in > blkdev_close(). > > Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxx> This just seems weird. blktrace has no relationship to open block device instances.