diff options
| author | Nicholas Miehlbradt <[email protected]> | 2023-02-28 05:43:55 +0000 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2023-04-04 22:11:03 +1000 |
| commit | ac9c8901cb10aab043bf3599d19eebacfcda2858 (patch) | |
| tree | d4e853d3daf6e4f2e99dacc5a3372e978bdaebee /tools/perf/scripts/python/syscall-counts.py | |
| parent | 2500763dd3db37fad94d9b506907c59c2f5e97c6 (diff) | |
powerpc: Implement arch_within_stack_frames
Walks the stack when copy_{to,from}_user address is in the stack to
ensure that the object being copied is entirely a single stack frame and
does not contain stack metadata.
Substantially similar to the x86 implementation. The back chain is used
to traverse the stack and identify stack frame boundaries.
Signed-off-by: Nicholas Miehlbradt <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Link: https://msgid.link/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions