x86: fix spontaneous reboot with allyesconfig bzImage

[linux-2.6] / include / asm-x86 / desc_defs.h

diff --git a/include/asm-x86/desc_defs.h b/include/asm-x86/desc_defs.h
index c811f1e0829ffb0c45bdd7d7b1c288b3b411fdc7..e33f078b3e54201d4b4b801e0519b4995a2dac5a 100644 (file)
--- a/include/asm-x86/desc_defs.h
+++ b/include/asm-x86/desc_defs.h
@@ -36,6 +36,7 @@ enum {
        GATE_INTERRUPT = 0xE,
        GATE_TRAP = 0xF,
        GATE_CALL = 0xC,
+       GATE_TASK = 0x5,
 };
 
 // 16byte gate
@@ -48,13 +49,14 @@ struct gate_struct64 {
        u32 zero1;
 } __attribute__((packed));
 
-#define PTR_LOW(x) ((unsigned long)(x) & 0xFFFF)
-#define PTR_MIDDLE(x) (((unsigned long)(x) >> 16) & 0xFFFF)
-#define PTR_HIGH(x) ((unsigned long)(x) >> 32)
+#define PTR_LOW(x) ((unsigned long long)(x) & 0xFFFF)
+#define PTR_MIDDLE(x) (((unsigned long long)(x) >> 16) & 0xFFFF)
+#define PTR_HIGH(x) ((unsigned long long)(x) >> 32)
 
 enum {
        DESC_TSS = 0x9,
        DESC_LDT = 0x2,
+       DESCTYPE_S =    0x10,   /* !system */
 };
 
 // LDT or TSS descriptor in the GDT. 16 bytes.