diff options
| author | Dave Martin <Dave.Martin@arm.com> | 2017-01-18 16:25:20 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-26 08:23:49 +0100 |
| commit | 76e08d2966a9c25be3dcbbe9312548a17462dd0d (patch) | |
| tree | 04b64e37a4800a10bcb9a952c6c88b2e1415d374 /tools/perf/scripts/python | |
| parent | 41a9abb0e06b50732f6ce4105bd431e1b467c923 (diff) | |
arm64/ptrace: Preserve previous registers for short regset write
commit 9a17b876b573441bfb3387ad55d98bf7184daf9d upstream.
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.
Fixes: 478fcb2cdb23 ("arm64: Debugging support")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Will Deacon <Will.Deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions