powerpc: Fix hw breakpoints on !HAVE_HW_BREAKPOINT configurations

This fixes a logic error that caused a failure to update the hw breakpoint registers when not using the hw-breakpoint interface. Signed-off-by: Andreas Schwab <[email protected]> Signed-off-by: Benjamin Herrenschmidt <[email protected]>
jaseg · Jan 29, 2014 · 1c430c0 · 1c430c0
1 parent 6e677ef
commit 1c430c0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
@@ -811,7 +811,7 @@ struct task_struct *__switch_to(struct task_struct *prev,
  * schedule DABR
  */
 #ifndef CONFIG_HAVE_HW_BREAKPOINT
-	if (unlikely(hw_brk_match(&__get_cpu_var(current_brk), &new->thread.hw_brk)))
+	if (unlikely(!hw_brk_match(&__get_cpu_var(current_brk), &new->thread.hw_brk)))
 		set_breakpoint(&new->thread.hw_brk);
 #endif /* CONFIG_HAVE_HW_BREAKPOINT */
 #endif