patch-2.4.0-test5 linux/include/asm-i386/bitops.h

• Lines: 11
• Date: Thu Jul 27 17:02:01 2000
• Orig file: v2.4.0-test4/linux/include/asm-i386/bitops.h
• Orig date: Mon Jul 10 16:47:26 2000

diff -u --recursive --new-file v2.4.0-test4/linux/include/asm-i386/bitops.h linux/include/asm-i386/bitops.h
@@ -134,7 +134,9 @@
 
 	if (!size)
 		return 0;
-	__asm__("movl $-1,%%eax\n\t"
+	/* This looks at memory. Mark it volatile to tell gcc not to move it around */
+	__asm__ __volatile__(
+		"movl $-1,%%eax\n\t"
 		"xorl %%edx,%%edx\n\t"
 		"repe; scasl\n\t"
 		"je 1f\n\t"