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| author |   Oleg Nesterov <oleg@redhat.com> | 2014-04-06 21:53:47 +0200 |
|---|---|---|
| committer | Oleg Nesterov <oleg@redhat.com> | 2014-04-17 21:58:23 +0200 |
| commit | 8f95505bc18a026ef7d3dfdbce4e5b31b3e4fc1b (patch) | |
| tree | 2c70b00894728300f34a2a2b63855d9b1e83b79d /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | uprobes/x86: Emulate relative call's (diff) | |
| download | linux-dev-8f95505bc18a026ef7d3dfdbce4e5b31b3e4fc1b.tar.xz linux-dev-8f95505bc18a026ef7d3dfdbce4e5b31b3e4fc1b.zip | |
uprobes/x86: Emulate relative conditional "short" jmp's
Teach branch_emulate_op() to emulate the conditional "short" jmp's which
check regs->flags.
Note: this doesn't support jcxz/jcexz, loope/loopz, and loopne/loopnz.
They all are rel8 and thus they can't trigger the problem, but perhaps
we will add the support in future just for completeness.
Reported-by: Jonathan Lebon <jlebon@redhat.com>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Reviewed-by: Jim Keniston <jkenisto@us.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions