x86-64: Rework vsyscall emulation and add vsyscall= parameter

[linux-2.6-block.git] / arch / x86 / kernel / entry_64.S

diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 8a445a0c989e095bc84557861d4a4e73e09e3e90..46792d90001843d1ceaf88b66722a57b6d510f61 100644 (file)
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -9,6 +9,8 @@
 /*
  * entry.S contains the system-call and fault low-level handling routines.
  *
+ * Some of this is documented in Documentation/x86/entry_64.txt
+ *
  * NOTE: This code handles signal-recognition, which happens every time
  * after an interrupt and after each system call.
  *
@@ -1122,6 +1124,7 @@ zeroentry coprocessor_error do_coprocessor_error
 errorentry alignment_check do_alignment_check
 zeroentry simd_coprocessor_error do_simd_coprocessor_error
 
+
        /* Reload gs selector with exception handling */
        /* edi:  new selector */
 ENTRY(native_load_gs_index)