diff options
| author | Dave Martin <Dave.Martin@arm.com> | 2017-01-06 17:54:51 +0000 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@mellanox.com> | 2017-01-06 15:14:08 -0500 |
| commit | fd7c99142d77dc4a851879a66715abf12a3193fb (patch) | |
| tree | 5fe0d6f6b165d867bb76c296c0afbb5b22c52f47 /tools/perf | |
| parent | 0c744ea4f77d72b3dcebb7a8f2684633ec79be88 (diff) | |
tile/ptrace: Preserve previous registers for short regset write
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.
Cc: stable@vger.kernel.org
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Signed-off-by: Chris Metcalf <cmetcalf@mellanox.com>
Diffstat (limited to 'tools/perf')