2 commits

Author	SHA1	Message	Date
Hans Petter Selasky	b1acfb2401	Fix build of epoch_test module. ... While at it add missing epoch_free() call. MFC after: 1 week Sponsored by: Mellanox Technologies // NVIDIA Networking	2020-09-02 09:17:29 +00:00
Matt Macy	06bf2a6aef	Add simple preempt safe epoch API ... Read locking is over used in the kernel to guarantee liveness. This API makes it easy to provide livenes guarantees without atomics. Includes epoch_test kernel module to stress test the API. Documentation will follow initial use case. Test case and improvements to preemption handling in response to discussion with mjg@ Reviewed by: imp@, shurd@ Approved by: sbruno@	2018-05-10 17:55:24 +00:00