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-rw-r--r--arch/ppc/kernel/head_44x.S2
-rw-r--r--arch/ppc/kernel/head_8xx.S2
-rw-r--r--arch/ppc/kernel/head_fsl_booke.S6
-rw-r--r--arch/ppc/kernel/smp-tbsync.c3
-rw-r--r--arch/ppc/kernel/traps.c2
5 files changed, 5 insertions, 10 deletions
diff --git a/arch/ppc/kernel/head_44x.S b/arch/ppc/kernel/head_44x.S
index 677c571aa276..0d8b88219d38 100644
--- a/arch/ppc/kernel/head_44x.S
+++ b/arch/ppc/kernel/head_44x.S
@@ -1,6 +1,4 @@
/*
- * arch/ppc/kernel/head_44x.S
- *
* Kernel execution entry point code.
*
* Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>
diff --git a/arch/ppc/kernel/head_8xx.S b/arch/ppc/kernel/head_8xx.S
index c1e89ad0684d..ec53c7d65f2b 100644
--- a/arch/ppc/kernel/head_8xx.S
+++ b/arch/ppc/kernel/head_8xx.S
@@ -1,6 +1,4 @@
/*
- * arch/ppc/kernel/except_8xx.S
- *
* PowerPC version
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
* Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP
diff --git a/arch/ppc/kernel/head_fsl_booke.S b/arch/ppc/kernel/head_fsl_booke.S
index 8d60fa99fc4b..dd86bbed7627 100644
--- a/arch/ppc/kernel/head_fsl_booke.S
+++ b/arch/ppc/kernel/head_fsl_booke.S
@@ -1,6 +1,4 @@
/*
- * arch/ppc/kernel/head_fsl_booke.S
- *
* Kernel execution entry point code.
*
* Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>
@@ -316,6 +314,7 @@ skpinv: addi r6,r6,1 /* Increment */
*/
lis r2,DBCR0_IDM@h
mtspr SPRN_DBCR0,r2
+ isync
/* clear any residual debug events */
li r2,-1
mtspr SPRN_DBSR,r2
@@ -1002,12 +1001,15 @@ _GLOBAL(giveup_fpu)
_GLOBAL(abort)
li r13,0
mtspr SPRN_DBCR0,r13 /* disable all debug events */
+ isync
mfmsr r13
ori r13,r13,MSR_DE@l /* Enable Debug Events */
mtmsr r13
+ isync
mfspr r13,SPRN_DBCR0
lis r13,(DBCR0_IDM|DBCR0_RST_CHIP)@h
mtspr SPRN_DBCR0,r13
+ isync
_GLOBAL(set_context)
diff --git a/arch/ppc/kernel/smp-tbsync.c b/arch/ppc/kernel/smp-tbsync.c
index 2c9cd95bcea6..6a5694fcc711 100644
--- a/arch/ppc/kernel/smp-tbsync.c
+++ b/arch/ppc/kernel/smp-tbsync.c
@@ -126,8 +126,7 @@ smp_generic_give_timebase( void )
printk("Synchronizing timebase\n");
/* if this fails then this kernel won't work anyway... */
- tbsync = kmalloc( sizeof(*tbsync), GFP_KERNEL );
- memset( tbsync, 0, sizeof(*tbsync) );
+ tbsync = kzalloc( sizeof(*tbsync), GFP_KERNEL );
mb();
running = 1;
diff --git a/arch/ppc/kernel/traps.c b/arch/ppc/kernel/traps.c
index 6d0a1838d94c..1c0d68026abd 100644
--- a/arch/ppc/kernel/traps.c
+++ b/arch/ppc/kernel/traps.c
@@ -1,6 +1,4 @@
/*
- * arch/ppc/kernel/traps.c
- *
* Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
*
* This program is free software; you can redistribute it and/or