Thread (3 messages) 3 messages, 2 authors, 2020-01-20

Re: [PATCH] block: introduce block_rq_error tracepoint

From: Cong Wang <hidden>
Date: 2020-01-20 22:25:47
Also in: lkml

On Mon, Jan 20, 2020 at 10:28 AM Steven Rostedt [off-list ref] wrote:
The ring buffer will hold a pointer to a location that may no longer
exist, and cause a fault when read. Also, this makes the user space
utilities trace-cmd and perf useless to know what the name is, as they
read the raw ring buffer data directly.
Yeah, my bad, I will send an updated patch.

Thanks.
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