src/tests/sys/kqueue/kqueue_peek_signal.c, branch stable/13

src/tests/sys/kqueue/kqueue_peek_signal.c, branch stable/13 FreeBSD source tree https://cgit-dev.freebsd.org/src/atom?h=stable%2F13 2022-05-07T11:56:58Z Add a test for https://reviews.freebsd.org/D31858 (PR 258310) 2022-05-07T11:56:58Z Alex Richardson arichardson@FreeBSD.org 2021-09-13T09:16:05Z urn:sha1:b0188ea200713bbdbeef6a810f8c46a4833bf09b This test (based on https://github.com/jiixyj/epoll-shim/pull/32#issuecomment-891276654) fails reproducibly on QEMU with KVM and `-smp 2` prior to D31858 (committed as 98168a6e6c12dab8f608f6b5f5b0b175d2b87ef0) and passes with the patch applied. Reviewed By: kib, imp Differential Revision: https://reviews.freebsd.org/D31862 (cherry picked from commit d7d962ead0b6e5e8a39202d0590022082bf5bfb6)