Messages in this thread | | | Date | Fri, 7 Nov 2014 19:04:13 -0500 | From | Steven Rostedt <> | Subject | Re: [PATCH 1/2] tracing: don't busy wait in buffer splice |
| |
On Fri, 7 Nov 2014 13:21:06 -0500 Steven Rostedt <rostedt@goodmis.org> wrote:
> This also needs to be marked for stable. I'll start looking at how far > this goes back. I'm thinking it may go back as far as the splice code > was created.
Actually, it is broken back to 3.16. 3.15 and before was safe because it was still using the mockup poll_wait_pipe() that would wake up every 1/10 of a second to see if something was in the buffer.
See commit: b1169cc69ba9 "tracing: Remove mock up poll wait function"
-- Steve
| |