diff options
| author | Cyril Bur <[email protected]> | 2016-09-14 18:02:15 +1000 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2016-10-04 20:33:17 +1100 |
| commit | 172f7aaa75d0eaae167edde25c08aae9059e80fc (patch) | |
| tree | 8c9cfd2f82424e77f5d870d2260bfd4e241c5fc2 /tools/perf/util/trace-event-scripting.c | |
| parent | d986d6f4d0ee30ad096ed7e59670f56ca8f23b57 (diff) | |
powerpc/tm: Add TM Unavailable Exception
If the kernel disables transactional memory (TM) and userspace still
tries TM related actions (TM instructions or TM SPR accesses) TM aware
hardware will cause the kernel to take a facility unavailable
exception.
Add checks for the exception being caused by illegal TM access in
userspace.
Signed-off-by: Cyril Bur <[email protected]>
[mpe: Rewrite comment entirely, bugs in it are mine]
Signed-off-by: Michael Ellerman <[email protected]>
Diffstat (limited to 'tools/perf/util/trace-event-scripting.c')
0 files changed, 0 insertions, 0 deletions