mbox series

[v2,0/3] livepatch,sched: Add livepatch task switching to cond_resched()

Message ID cover.1676672328.git.jpoimboe@kernel.org
Headers
Series livepatch,sched: Add livepatch task switching to cond_resched() |

Message

Josh Poimboeuf Feb. 17, 2023, 10:22 p.m. UTC 
  v2:
- Avoid calling klp_cond_resched_disable() in klp_cancel_transition()
- Fix race in klp_reverse_transition()

Fix patching stalls caused by busy kthreads.

Josh Poimboeuf (3):
  livepatch: Skip task_call_func() for current task
  livepatch,sched: Add livepatch task switching to cond_resched()
  vhost: Fix livepatch timeouts in vhost_worker()

 drivers/vhost/vhost.c           |  3 +-
 include/linux/livepatch.h       |  1 +
 include/linux/livepatch_sched.h | 29 ++++++++++++
 include/linux/sched.h           | 20 ++++++--
 kernel/livepatch/transition.c   | 84 ++++++++++++++++++++++++++++-----
 kernel/sched/core.c             | 64 +++++++++++++++++++++----
 6 files changed, 174 insertions(+), 27 deletions(-)
 create mode 100644 include/linux/livepatch_sched.h