Defined in 2 files as a config:

• fs/xfs/xfs_itable.c, line 501 (as a config)
• net/ipv4/netfilter/Kconfig, line 325 (as a config)

Referenced in 4 files:

• fs/btrfs/lru_cache.h, line 97
• include/linux/tpm.h, line 109
• net/ipv4/netfilter/Makefile, line 51
• tools/testing/selftests/bpf/progs/test_attach_probe.c, line 105