xref: /linux/tools/perf/Documentation/jit-interface.txt (revision 3c545084130c1fd5cf873a5fec3ee29070128e06)
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