path: root/Documentation
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authorWang Sheng-Hui <shhuiw@foxmail.com>2018-04-15 16:07:12 +0800
committerDavid S. Miller <davem@davemloft.net>2018-04-15 20:45:27 -0400
commitc246fd333f84e6a0a8572f991637aa102f5e1865 (patch)
tree415f7a12daefd29d8b81c86c069dee527a59b634 /Documentation
parentMerge branch 'sfc-ARFS-fixes' (diff)
filter.txt: update 'tools/net/' to 'tools/bpf/'
The tools are located at tootls/bpf/ instead of tools/net/. Update the filter.txt doc. Signed-off-by: Wang Sheng-Hui <shhuiw@foxmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/networking/filter.txt b/Documentation/networking/filter.txt
index a4508ec1816b..fd55c7de9991 100644
--- a/Documentation/networking/filter.txt
+++ b/Documentation/networking/filter.txt
@@ -169,7 +169,7 @@ access to BPF code as well.
BPF engine and instruction set
-Under tools/net/ there's a small helper tool called bpf_asm which can
+Under tools/bpf/ there's a small helper tool called bpf_asm which can
be used to write low-level filters for example scenarios mentioned in the
previous section. Asm-like syntax mentioned here has been implemented in
bpf_asm and will be used for further explanations (instead of dealing with
@@ -359,7 +359,7 @@ $ ./bpf_asm -c foo
In particular, as usage with xt_bpf or cls_bpf can result in more complex BPF
filters that might not be obvious at first, it's good to test filters before
attaching to a live system. For that purpose, there's a small tool called
-bpf_dbg under tools/net/ in the kernel source directory. This debugger allows
+bpf_dbg under tools/bpf/ in the kernel source directory. This debugger allows
for testing BPF filters against given pcap files, single stepping through the
BPF code on the pcap's packets and to do BPF machine register dumps.
@@ -483,7 +483,7 @@ Example output from dmesg:
[ 3389.935851] JIT code: 00000030: 00 e8 28 94 ff e0 83 f8 01 75 07 b8 ff ff 00 00
[ 3389.935852] JIT code: 00000040: eb 02 31 c0 c9 c3
-In the kernel source tree under tools/net/, there's bpf_jit_disasm for
+In the kernel source tree under tools/bpf/, there's bpf_jit_disasm for
generating disassembly out of the kernel log's hexdump:
# ./bpf_jit_disasm