Messages in this thread Patch in this message | | | Date | Wed, 31 Oct 2012 19:23:10 +0800 | From | Shan Wei <> | Subject | [PATCH 8/9] trace: use this_cpu_ptr per-cpu helper |
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From: Shan Wei <davidshan@tencent.com>
Signed-off-by: Shan Wei <davidshan@tencent.com> --- kernel/trace/blktrace.c | 2 +- kernel/trace/trace.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index c0bd030..71259e2 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -147,7 +147,7 @@ void __trace_note_message(struct blk_trace *bt, const char *fmt, ...) return; local_irq_save(flags); - buf = per_cpu_ptr(bt->msg_data, smp_processor_id()); + buf = this_cpu_ptr(bt->msg_data); va_start(args, fmt); n = vscnprintf(buf, BLK_TN_MAX_MSG, fmt, args); va_end(args); diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 31e4f55..81ae35b 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1513,7 +1513,7 @@ static char *get_trace_buf(void) if (!percpu_buffer) return NULL; - buffer = per_cpu_ptr(percpu_buffer, smp_processor_id()); + buffer = this_cpu_ptr(percpu_buffer); return buffer->buffer; } -- 1.7.1
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