xref: /linux/tools/perf/Documentation/jit-interface.txt (revision 01e345e82ec3a5a7edeb9fa0dcb7fd4b0e5c534e)
1perf supports a simple JIT interface to resolve symbols for dynamic code generated
2by a JIT.
3
4The JIT has to write a /tmp/perf-%d.map  (%d = pid of process) file
5
6This is a text file.
7
8Each line has the following format, fields separated with spaces:
9
10START SIZE symbolname
11
12START and SIZE are hex numbers without 0x.
13symbolname is the rest of the line, so it could contain special characters.
14
15The ownership of the file has to match the process.
16