Merge tag 'v2.6.37' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / arch / x86 / include / asm / calling.h

diff --git a/arch/x86/include/asm/calling.h b/arch/x86/include/asm/calling.h
index 0e63c9a2a8d0d722d2eba8afafc175f48096698d..30af5a83216351cd2c70e65acba272ad1fa7c7fd 100644 (file)
--- a/arch/x86/include/asm/calling.h
+++ b/arch/x86/include/asm/calling.h
@@ -48,36 +48,38 @@ For 32-bit we have the following conventions - kernel is built with
 
 
 /*
- * 64-bit system call stack frame layout defines and helpers,
- * for assembly code:
+ * 64-bit system call stack frame layout defines and helpers, for
+ * assembly code (note that the seemingly unnecessary parentheses
+ * are to prevent cpp from inserting spaces in expressions that get
+ * passed to macros):
  */
 
-#define R15              0
-#define R14              8
-#define R13             16
-#define R12             24
-#define RBP             32
-#define RBX             40
+#define R15              (0)
+#define R14              (8)
+#define R13             (16)
+#define R12             (24)
+#define RBP             (32)
+#define RBX             (40)
 
 /* arguments: interrupts/non tracing syscalls only save up to here: */
-#define R11             48
-#define R10             56
-#define R9              64
-#define R8              72
-#define RAX             80
-#define RCX             88
-#define RDX             96
-#define RSI            104
-#define RDI            112
-#define ORIG_RAX       120       /* + error_code */
+#define R11             (48)
+#define R10             (56)
+#define R9              (64)
+#define R8              (72)
+#define RAX             (80)
+#define RCX             (88)
+#define RDX             (96)
+#define RSI            (104)
+#define RDI            (112)
+#define ORIG_RAX       (120)       /* + error_code */
 /* end of arguments */
 
 /* cpu exception frame or undefined in case of fast syscall: */
-#define RIP            128
-#define CS             136
-#define EFLAGS         144
-#define RSP            152
-#define SS             160
+#define RIP            (128)
+#define CS             (136)
+#define EFLAGS         (144)
+#define RSP            (152)
+#define SS             (160)
 
 #define ARGOFFSET      R11
 #define SWFRAME                ORIG_RAX
@@ -111,7 +113,7 @@ For 32-bit we have the following conventions - kernel is built with
        .endif
        .endm
 
-#define ARG_SKIP       9*8
+#define ARG_SKIP       (9*8)
 
        .macro RESTORE_ARGS skiprax=0, addskip=0, skiprcx=0, skipr11=0, \
                            skipr8910=0, skiprdx=0
@@ -169,7 +171,7 @@ For 32-bit we have the following conventions - kernel is built with
        .endif
        .endm
 
-#define REST_SKIP      6*8
+#define REST_SKIP      (6*8)
 
        .macro SAVE_REST
        subq $REST_SKIP, %rsp