Resurrect RTF_RNH_LOCKED flag and restore ability to call rtalloc1_fib() with acquired RIB lock. This fixes a possible panic due to trying to acquire RIB rlock when it is already exclusive locked. PR: 215963, 215122 MFC after: 1 week Sponsored by: Yandex LLC
head/sys/net/route.c
head/sys/net/route.h