common/filestuff.c (make_cleanup_close): Update comment.

[deliverable/binutils-gdb.git] / gdb / aarch64-linux-nat.c

diff --git a/gdb/aarch64-linux-nat.c b/gdb/aarch64-linux-nat.c
index d7ac19eb5a366d35d35811c1491ff962d61b256d..c9f439f75e66d9618c36c452e88a21b309966068 100644 (file)
--- a/gdb/aarch64-linux-nat.c
+++ b/gdb/aarch64-linux-nat.c
@@ -460,21 +460,10 @@ ps_err_e
 ps_get_thread_area (const struct ps_prochandle *ph,
                    lwpid_t lwpid, int idx, void **base)
 {
-  struct iovec iovec;
-  uint64_t reg;
-
-  iovec.iov_base = ®
-  iovec.iov_len = sizeof (reg);
-
-  if (ptrace (PTRACE_GETREGSET, lwpid, NT_ARM_TLS, &iovec) != 0)
-    return PS_ERR;
-
-  /* IDX is the bias from the thread pointer to the beginning of the
-     thread descriptor.  It has to be subtracted due to implementation
-     quirks in libthread_db.  */
-  *base = (void *) (reg - idx);
+  int is_64bit_p
+    = (gdbarch_bfd_arch_info (target_gdbarch ())->bits_per_word == 64);
 
-  return PS_OK;
+  return aarch64_ps_get_thread_area (ph, lwpid, idx, base, is_64bit_p);
 }
 \f