Alexei Starovoitov 2f18f62ee1 bpf: improve verifier liveness marks ...

registers with pointers filled from stack were missing live_written marks
which caused liveness propagation to unnecessary mark more registers as
live_read and miss state pruning opportunities later on.

                     before  after
bpf_lb-DLB_L3.o       2285   2270
bpf_lb-DLB_L4.o       3723   3682
bpf_lb-DUNKNOWN.o     1110   1110
bpf_lxc-DDROP_ALL.o   27954  27876
bpf_lxc-DUNKNOWN.o    38954  38780
bpf_netdev.o          16943  16937
bpf_overlay.o         7929   7929

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

2017-12-01 11:25:10 +01:00

..

arraymap.c

perf/bpf: Extend the perf_event_read_local() interface, a.k.a. "bpf: perf event change needed for subsequent bpf helpers"

2017-10-27 10:31:56 +02:00

bpf_lru_list.c

bpf: lru: Lower the PERCPU_NR_SCANS from 16 to 4

2017-04-17 13:55:52 -04:00

bpf_lru_list.h

bpf: Only set node->ref = 1 if it has not been set

2017-09-01 09:57:39 -07:00

cgroup.c

bpf, cgroup: implement eBPF-based device controller for cgroup v2

2017-11-05 23:26:51 +09:00

core.c

Merge branch 'akpm' (patches from Andrew)

2017-11-15 19:42:40 -08:00

cpumap.c

bpf: cpumap micro-optimization in cpu_map_enqueue

2017-11-02 16:13:14 +09:00

devmap.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

2017-10-22 13:39:14 +01:00

disasm.c

bpf: move instruction printing into a separate file

2017-10-10 12:30:16 -07:00

disasm.h

bpf: move instruction printing into a separate file

2017-10-10 12:30:16 -07:00

hashtab.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

2017-10-22 13:39:14 +01:00

helpers.c

bpf: rename ARG_PTR_TO_STACK

2017-01-09 16:56:27 -05:00

inode.c

bpf: Add file mode configuration into bpf maps

2017-10-20 13:32:59 +01:00

lpm_trie.c

bpf: Add file mode configuration into bpf maps

2017-10-20 13:32:59 +01:00

Makefile

bpf: offload: add infrastructure for loading programs for a specific netdev

2017-11-05 22:26:18 +09:00

map_in_map.c

bpf: Add syscall lookup support for fd array and htab

2017-06-29 13:13:25 -04:00

map_in_map.h

bpf: Add syscall lookup support for fd array and htab

2017-06-29 13:13:25 -04:00

offload.c

bpf: revert report offload info to user space

2017-11-21 00:37:35 +01:00

percpu_freelist.c

bpf: fix lockdep splat

2017-11-15 19:46:32 +09:00

percpu_freelist.h

bpf: introduce percpu_freelist

2016-03-08 15:28:31 -05:00

sockmap.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

2017-11-02 15:23:39 +09:00

stackmap.c

bpf: Add file mode configuration into bpf maps

2017-10-20 13:32:59 +01:00

syscall.c

bpf: revert report offload info to user space

2017-11-21 00:37:35 +01:00

tnum.c

bpf/verifier: track signed and unsigned min/max values

2017-08-08 17:51:34 -07:00

verifier.c

bpf: improve verifier liveness marks

2017-12-01 11:25:10 +01:00