#include <errno.h>
#include <sys/ptrace.h>
-#include <asm/ldt.h>
-#include "uml-config.h"
+#include "sysdep/tls.h"
/* 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
#endif
#define PTRACE_SET_THREAD_AREA 26
#endif
-int os_set_thread_area(void *data, int pid)
+int os_set_thread_area(user_desc_t *info, int pid)
{
- struct user_desc *info = data;
int ret;
ret = ptrace(PTRACE_SET_THREAD_AREA, pid, info->entry_number,
return ret;
}
-#ifdef UML_CONFIG_MODE_SKAS
-
-int os_get_thread_area(void *data, int pid)
+int os_get_thread_area(user_desc_t *info, int pid)
{
- struct user_desc *info = data;
int ret;
ret = ptrace(PTRACE_GET_THREAD_AREA, pid, info->entry_number,
ret = -errno;
return ret;
}
-
-#endif
-
-#ifdef UML_CONFIG_MODE_TT
-#include "linux/unistd.h"
-
-_syscall1(int, get_thread_area, struct user_desc *, u_info);
-_syscall1(int, set_thread_area, struct user_desc *, u_info);
-
-int do_set_thread_area_tt(struct user_desc *info)
-{
- int ret;
-
- ret = set_thread_area(info);
- if (ret < 0) {
- ret = -errno;
- }
- return ret;
-}
-
-int do_get_thread_area_tt(struct user_desc *info)
-{
- int ret;
-
- ret = get_thread_area(info);
- if (ret < 0) {
- ret = -errno;
- }
- return ret;
-}
-
-#endif /* UML_CONFIG_MODE_TT */