From: Christoph Lameter Replace uses of &__get_cpu_var for address calculation with this_cpu_ptr. Link: http://lkml.kernel.org/p/alpine.DEB.2.10.1404291415560.18364@gentwo.org Acked-by: Masami Hiramatsu Signed-off-by: Christoph Lameter Signed-off-by: Steven Rostedt --- include/linux/kprobes.h | 2 +- kernel/trace/ftrace.c | 4 ++-- kernel/trace/trace.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index 925eaf2..7bd2ad0 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -355,7 +355,7 @@ static inline void reset_current_kprobe(void) static inline struct kprobe_ctlblk *get_kprobe_ctlblk(void) { - return (&__get_cpu_var(kprobe_ctlblk)); + return this_cpu_ptr(&kprobe_ctlblk); } int register_kprobe(struct kprobe *p); diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 9eb1aa0..38e5cf7 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -822,7 +822,7 @@ function_profile_call(unsigned long ip, unsigned long parent_ip, local_irq_save(flags); - stat = &__get_cpu_var(ftrace_profile_stats); + stat = this_cpu_ptr(&ftrace_profile_stats); if (!stat->hash || !ftrace_profile_enabled) goto out; @@ -853,7 +853,7 @@ static void profile_graph_return(struct ftrace_graph_ret *trace) unsigned long flags; local_irq_save(flags); - stat = &__get_cpu_var(ftrace_profile_stats); + stat = this_cpu_ptr(&ftrace_profile_stats); if (!stat->hash || !ftrace_profile_enabled) goto out; diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 4c392c8..0543169 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1726,7 +1726,7 @@ static void __ftrace_trace_stack(struct ring_buffer *buffer, */ barrier(); if (use_stack == 1) { - trace.entries = &__get_cpu_var(ftrace_stack).calls[0]; + trace.entries = this_cpu_ptr(ftrace_stack.calls); trace.max_entries = FTRACE_STACK_MAX_ENTRIES; if (regs) -- 1.8.5.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/