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Date: Fri, 15 Jan 2016 22:36:44 +0100 From: Peter Zijlstra <peterz@...radead.org> To: Stephane Eranian <eranian@...gle.com> Cc: Ingo Molnar <mingo@...nel.org>, Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...il.com>, LKML <linux-kernel@...r.kernel.org>, Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>, Adrian Hunter <adrian.hunter@...el.com>, "ak@...ux.intel.com" <ak@...ux.intel.com> Subject: Re: [RFC] perf record: missing buildid for callstack modules On Fri, Jan 15, 2016 at 10:58:48AM -0800, Stephane Eranian wrote: > then it would be clear what is what, no field with dual meaning. > Now, that assumes that no pathname can be longer than 65535 bytes. include/uapi/linux/limits.h:#define PATH_MAX 4096 /* # chars in a path name including nul */ Also, our RECORDS cannot exceed 64k.
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