Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6

[mv-sheeva.git] / arch / powerpc / kernel / traps.c

diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 25fc33984c2bc02d614d641a7668033ba51711bf..a45a63c3a0c74bf4f8665afe6073ae13938754c9 100644 (file)
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -55,9 +55,6 @@
 #endif
 #include <asm/kexec.h>
 #include <asm/ppc-opcode.h>
-#ifdef CONFIG_FSL_BOOKE
-#include <asm/dbell.h>
-#endif
 
 #if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC)
 int (*__debugger)(struct pt_regs *regs) __read_mostly;
@@ -688,7 +685,7 @@ void RunModeException(struct pt_regs *regs)
 
 void __kprobes single_step_exception(struct pt_regs *regs)
 {
-       regs->msr &= ~(MSR_SE | MSR_BE);  /* Turn off 'trace' bits */
+       clear_single_step(regs);
 
        if (notify_die(DIE_SSTEP, "single_step", regs, 5,
                                        5, SIGTRAP) == NOTIFY_STOP)
@@ -707,10 +704,8 @@ void __kprobes single_step_exception(struct pt_regs *regs)
  */
 static void emulate_single_step(struct pt_regs *regs)
 {
-       if (single_stepping(regs)) {
-               clear_single_step(regs);
-               _exception(SIGTRAP, regs, TRAP_TRACE, 0);
-       }
+       if (single_stepping(regs))
+               single_step_exception(regs);
 }
 
 static inline int __parse_fpscr(unsigned long fpscr)
@@ -1344,24 +1339,6 @@ void vsx_assist_exception(struct pt_regs *regs)
 #endif /* CONFIG_VSX */
 
 #ifdef CONFIG_FSL_BOOKE
-
-void doorbell_exception(struct pt_regs *regs)
-{
-#ifdef CONFIG_SMP
-       int cpu = smp_processor_id();
-       int msg;
-
-       if (num_online_cpus() < 2)
-               return;
-
-       for (msg = 0; msg < 4; msg++)
-               if (test_and_clear_bit(msg, &dbell_smp_message[cpu]))
-                       smp_message_recv(msg);
-#else
-       printk(KERN_WARNING "Received doorbell on non-smp system\n");
-#endif
-}
-
 void CacheLockingException(struct pt_regs *regs, unsigned long address,
                           unsigned long error_code)
 {