From 9c264faa0c69abf9d83bd66cba40f32f297eae24 Mon Sep 17 00:00:00 2001
From: Michael Brown <mcb30@etherboot.org>
Date: Sat, 15 Sep 2007 18:44:35 +0100
Subject: [PATCH] Add const attribute to byte-swapping functions

---
 src/arch/i386/include/bits/byteswap.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/arch/i386/include/bits/byteswap.h b/src/arch/i386/include/bits/byteswap.h
index 16e31f34..54b93ab9 100644
--- a/src/arch/i386/include/bits/byteswap.h
+++ b/src/arch/i386/include/bits/byteswap.h
@@ -1,7 +1,7 @@
 #ifndef ETHERBOOT_BITS_BYTESWAP_H
 #define ETHERBOOT_BITS_BYTESWAP_H
 
-static inline __attribute__ ((always_inline)) uint16_t
+static inline __attribute__ ((always_inline, const)) uint16_t
 __i386_bswap_16(uint16_t x)
 {
 	__asm__("xchgb %b0,%h0\n\t"
@@ -10,7 +10,7 @@ __i386_bswap_16(uint16_t x)
 	return x;
 }
 
-static inline __attribute__ ((always_inline)) uint32_t
+static inline __attribute__ ((always_inline, const)) uint32_t
 __i386_bswap_32(uint32_t x)
 {
 	__asm__("xchgb %b0,%h0\n\t"
@@ -21,7 +21,7 @@ __i386_bswap_32(uint32_t x)
 	return x;
 }
 
-static inline __attribute__ ((always_inline)) uint64_t
+static inline __attribute__ ((always_inline, const)) uint64_t
 __i386_bswap_64(uint64_t x)
 {
 	union {