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Date: Wed, 27 Jun 2012 17:32:42 +0200 From: Frederic Weisbecker <fweisbec@...il.com> To: Jiri Olsa <jolsa@...hat.com> Cc: acme@...hat.com, a.p.zijlstra@...llo.nl, mingo@...e.hu, paulus@...ba.org, cjashfor@...ux.vnet.ibm.com, eranian@...gle.com, gorcunov@...nvz.org, tzanussi@...il.com, mhiramat@...hat.com, robert.richter@....com, fche@...hat.com, linux-kernel@...r.kernel.org, masami.hiramatsu.pt@...achi.com, drepper@...il.com, asharma@...com, benjamin.redelings@...cent.org Subject: Re: [PATCH 06/23] perf: Add perf_output_skip function to skip bytes in sample On Tue, Jun 19, 2012 at 05:47:57PM +0200, Jiri Olsa wrote: > Introducing perf_output_skip function to be able to skip > data within the perf ring buffer. > > When writing data into perf ring buffer we first reserve needed > place in ring buffer and then copy the actual data. > > There's a possibility we won't be able to fill all the reserved > size with data, so we need a way to skip the remaining bytes. > > This is going to be usefull when storing the user stack dump, > where we might end up with less data than we originally requested. > > Signed-off-by: Jiri Olsa <jolsa@...hat.com> Acked-by: Frederic Weisbecker <fweisbec@...il.com> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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