| /* TLS support - we basically rely on the host's one.*/ |
| /* In TT mode, this should be called only by the tracing thread, and makes sense |
| * only for PTRACE_SET_THREAD_AREA. In SKAS mode, it's used normally. |
| #ifndef PTRACE_GET_THREAD_AREA |
| #define PTRACE_GET_THREAD_AREA 25 |
| #ifndef PTRACE_SET_THREAD_AREA |
| #define PTRACE_SET_THREAD_AREA 26 |
| int os_set_thread_area(user_desc_t *info, int pid) |
| ret = ptrace(PTRACE_SET_THREAD_AREA, pid, info->entry_number, |
| #ifdef UML_CONFIG_MODE_SKAS |
| int os_get_thread_area(user_desc_t *info, int pid) |
| ret = ptrace(PTRACE_GET_THREAD_AREA, pid, info->entry_number, |
| #ifdef UML_CONFIG_MODE_TT |
| #include "linux/unistd.h" |
| int do_set_thread_area_tt(user_desc_t *info) |
| ret = syscall(__NR_set_thread_area,info); |
| int do_get_thread_area_tt(user_desc_t *info) |
| ret = syscall(__NR_get_thread_area,info); |
| #endif /* UML_CONFIG_MODE_TT */ |