diff options
Diffstat (limited to 'kernel/ptrace.c')
| -rw-r--r-- | kernel/ptrace.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c index 6af9cdd558b7..74a3d693c196 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -594,6 +594,32 @@ int ptrace_request(struct task_struct *child, long request, ret = ptrace_detach(child, data); break; +#ifdef CONFIG_BINFMT_ELF_FDPIC + case PTRACE_GETFDPIC: { + struct mm_struct *mm = get_task_mm(child); + unsigned long tmp = 0; + + ret = -ESRCH; + if (!mm) + break; + + switch (addr) { + case PTRACE_GETFDPIC_EXEC: + tmp = mm->context.exec_fdpic_loadmap; + break; + case PTRACE_GETFDPIC_INTERP: + tmp = mm->context.interp_fdpic_loadmap; + break; + default: + break; + } + mmput(mm); + + ret = put_user(tmp, (unsigned long __user *) data); + break; + } +#endif + #ifdef PTRACE_SINGLESTEP case PTRACE_SINGLESTEP: #endif |