diff options
Diffstat (limited to 'arch/um/os-Linux/tls.c')
| -rw-r--r-- | arch/um/os-Linux/tls.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/arch/um/os-Linux/tls.c b/arch/um/os-Linux/tls.c deleted file mode 100644 index 16215b99080..00000000000 --- a/arch/um/os-Linux/tls.c +++ /dev/null @@ -1,75 +0,0 @@ -#include <errno.h> -#include <unistd.h> -#include <sys/ptrace.h> -#include <sys/syscall.h> -#include <asm/ldt.h> -#include "sysdep/tls.h" -#include "uml-config.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 - -#ifndef PTRACE_SET_THREAD_AREA -#define PTRACE_SET_THREAD_AREA 26 -#endif - -int os_set_thread_area(user_desc_t *info, int pid) -{ - int ret; - - ret = ptrace(PTRACE_SET_THREAD_AREA, pid, info->entry_number, - (unsigned long) info); - if (ret < 0) - ret = -errno; - return ret; -} - -#ifdef UML_CONFIG_MODE_SKAS - -int os_get_thread_area(user_desc_t *info, int pid) -{ - int ret; - - ret = ptrace(PTRACE_GET_THREAD_AREA, pid, info->entry_number, - (unsigned long) info); - if (ret < 0) - ret = -errno; - return ret; -} - -#endif - -#ifdef UML_CONFIG_MODE_TT -#include "linux/unistd.h" - -int do_set_thread_area_tt(user_desc_t *info) -{ - int ret; - - ret = syscall(__NR_set_thread_area,info); - if (ret < 0) { - ret = -errno; - } - return ret; -} - -int do_get_thread_area_tt(user_desc_t *info) -{ - int ret; - - ret = syscall(__NR_get_thread_area,info); - if (ret < 0) { - ret = -errno; - } - return ret; -} - -#endif /* UML_CONFIG_MODE_TT */ |
