Daniel Borkmann c020347576 bpf: use per htab salt for bucket hash ... All BPF hash and LRU maps currently have a known and global seed we feed into jhash() which is 0. This is suboptimal, thus fix it by generating a random seed upon hashtab setup time which we can later on feed into jhash() on lookup, update and deletions. Fixes: 0f8e4bd8a1 ("bpf: add hashtable type of eBPF maps") Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Song Liu <songliubraving@fb.com> Reviewed-by: Eduardo Valentin <eduval@amazon.com>		2018-08-23 18:45:47 +02:00
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Makefile	…
arraymap.c	…
bpf_lru_list.c	…
bpf_lru_list.h	…
btf.c	…
cgroup.c	…
core.c	bpf: fix a rcu usage warning in bpf_prog_array_copy_core()	2018-08-16 21:55:32 +02:00
cpumap.c	bpf: fix redirect to map under tail calls	2018-08-17 15:56:23 -07:00
devmap.c	bpf: fix redirect to map under tail calls	2018-08-17 15:56:23 -07:00
disasm.c	…
disasm.h	…
hashtab.c	bpf: use per htab salt for bucket hash	2018-08-23 18:45:47 +02:00
helpers.c	…
inode.c	…
local_storage.c	…
lpm_trie.c	…
map_in_map.c	…
map_in_map.h	…
offload.c	…
percpu_freelist.c	…
percpu_freelist.h	…
reuseport_array.c	…
sockmap.c	bpf: sockmap: write_space events need to be passed to TCP handler	2018-08-22 21:58:20 +02:00
stackmap.c	…
syscall.c	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next	2018-08-15 15:04:25 -07:00
tnum.c	…
verifier.c	bpf: fix redirect to map under tail calls	2018-08-17 15:56:23 -07:00
xskmap.c	bpf: fix redirect to map under tail calls	2018-08-17 15:56:23 -07:00