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docs/btf: fix the missing section marks 

The section titles of 3.4 and 3.5 are not marked correctly.

Signed-off-by: Gary Lin <glin@suse.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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Gary Lin 2019-05-08 15:54:48 +08:00 committed by Alexei Starovoitov
parent 69e168ebdc
commit 3ef4641fbf
1 changed files with 2 additions and 0 deletions
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Documentation/bpf/btf.rst
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@ -578,6 +578,7 @@ For line_info, the line number and column number are defined as below:
#define BPF_LINE_INFO_LINE_COL(line_col) ((line_col) & 0x3ff) #define BPF_LINE_INFO_LINE_COL(line_col) ((line_col) & 0x3ff)
3.4 BPF_{PROG,MAP}_GET_NEXT_ID 3.4 BPF_{PROG,MAP}_GET_NEXT_ID
==============================
In kernel, every loaded program, map or btf has a unique id. The id won't In kernel, every loaded program, map or btf has a unique id. The id won't
change during the lifetime of a program, map, or btf. change during the lifetime of a program, map, or btf.
@ -587,6 +588,7 @@ each command, to user space, for bpf program or maps, respectively, so an
inspection tool can inspect all programs and maps. inspection tool can inspect all programs and maps.
3.5 BPF_{PROG,MAP}_GET_FD_BY_ID 3.5 BPF_{PROG,MAP}_GET_FD_BY_ID
===============================
An introspection tool cannot use id to get details about program or maps. An introspection tool cannot use id to get details about program or maps.
A file descriptor needs to be obtained first for reference-counting purpose. A file descriptor needs to be obtained first for reference-counting purpose.