On top of signals-kill-block_all_signals-and-unblock_all_signals.patch

Simple but untested, hopefully maintainers can ack or nack 1/3 at least.

Oleg.

 drivers/block/nbd.c                          |    9 ++-------
 drivers/usb/gadget/function/f_mass_storage.c |    4 +---
 fs/jffs2/background.c                        |    7 ++-----
 include/linux/sched.h                        |   21 ++++++++++++++++-----
 4 files changed, 21 insertions(+), 20 deletions(-)