patch-2.4.21 linux-2.4.21/arch/ppc/kernel/misc.S

• Lines: 73
• Date: 2003-06-13 07:51:31.000000000 -0700
• Orig file: linux-2.4.20/arch/ppc/kernel/misc.S
• Orig date: 2002-11-28 15:53:11.000000000 -0800

diff -urN linux-2.4.20/arch/ppc/kernel/misc.S linux-2.4.21/arch/ppc/kernel/misc.S
@@ -1,7 +1,4 @@
 /*
- * BK Id: %F% %I% %G% %U% %#%
- */
-/*
  * This file contains miscellaneous low-level functions.
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *
@@ -364,6 +361,7 @@
 10:	lwarx	r7,0,r9
 	cmpi	0,r7,0
 	bne-	10b
+	/* No 405 Erratum 77 fix needed here, because 4xx can't do SMP */
 	stwcx.	r8,0,r9
 	bne-	10b
 #endif /* CONFIG_SMP */
@@ -651,6 +649,7 @@
 _GLOBAL(xchg_u32)
 	mr	r5,r3		/* Save pointer */
 10:	lwarx	r3,0,r5		/* Fetch old value & reserve */
+	PPC405_ERR77(0,r5)
 	stwcx.	r4,0,r5		/* Update with new value */
 	bne-	10b		/* Retry if "reservation" (i.e. lock) lost */
 	blr
@@ -662,12 +661,14 @@
 _GLOBAL(atomic_clear_mask)
 10:	lwarx	r5,0,r4
 	andc	r5,r5,r3
+	PPC405_ERR77(0,r4)
 	stwcx.	r5,0,r4
 	bne-	10b
 	blr
 _GLOBAL(atomic_set_mask)
 10:	lwarx	r5,0,r4
 	or	r5,r5,r3
+	PPC405_ERR77(0,r4)
 	stwcx.	r5,0,r4
 	bne-	10b
 	blr
@@ -898,9 +899,9 @@
 
 /*
  * Create a kernel thread
- *   kernel_thread(fn, arg, flags)
+ *   arch_kernel_thread(fn, arg, flags)
  */
-_GLOBAL(kernel_thread)
+_GLOBAL(arch_kernel_thread)
 	mr	r6,r3		/* function */
 	ori	r3,r5,CLONE_VM	/* flags */
 	li	r0,__NR_clone
@@ -1062,10 +1063,10 @@
 	.long sys_newlstat
 	.long sys_newfstat
 	.long sys_uname
-	.long sys_iopl		/* 110 */
+	.long sys_ni_syscall	/* 110 old iopl syscall */
 	.long sys_vhangup
 	.long sys_ni_syscall	/* old 'idle' syscall */
-	.long sys_vm86
+	.long sys_ni_syscall	/* old vm86 syscall */
 	.long sys_wait4
 	.long sys_swapoff	/* 115 */
 	.long sys_sysinfo
@@ -1075,7 +1076,7 @@
 	.long sys_clone		/* 120 */
 	.long sys_setdomainname
 	.long sys_newuname
-	.long sys_modify_ldt
+	.long sys_ni_syscall	/* old modify_ldt syscall */
 	.long sys_adjtimex
 	.long sys_mprotect	/* 125 */
 	.long sys_sigprocmask