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Commit cbb88500 authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo
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perf c2c report: Add 'dcacheline' dimension key 



It displays cacheline address as hex number.

Using c2c wrapper to standard 'dcacheline' object to defined own header
and simple (just address) cacheline output.

Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Joe Mario <jmario@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1474558645-19956-21-git-send-email-jolsa@kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 600a8cf4

tools/perf/builtin-c2c.c

+37 −0
Original line number Diff line number Diff line 
#include <linux/compiler.h>

#include <linux/kernel.h>

#include <linux/stringify.h>

#include "util.h"

#include "debug.h"

#include "builtin.h"
@@ -7,6 +8,7 @@ 
#include "mem-events.h"

#include "session.h"

#include "hist.h"

#include "sort.h"

#include "tool.h"

#include "data.h"

#include "sort.h"
@@ -273,6 +275,32 @@ static int c2c_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 
	return scnprintf(hpp->buf, hpp->size, "%*s", width, text);

}



#define HEX_STR(__s, __v)				\

({							\

	scnprintf(__s, sizeof(__s), "0x%" PRIx64, __v);	\

	__s;						\

})



static int64_t

dcacheline_cmp(struct perf_hpp_fmt *fmt __maybe_unused,

	       struct hist_entry *left, struct hist_entry *right)

{

	return sort__dcacheline_cmp(left, right);

}



static int dcacheline_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,

			    struct hist_entry *he)

{

	uint64_t addr = 0;

	int width = c2c_width(fmt, hpp, he->hists);

	char buf[20];



	if (he->mem_info)

		addr = cl_address(he->mem_info->daddr.addr);



	return scnprintf(hpp->buf, hpp->size, "%*s", width, HEX_STR(buf, addr));

}



#define HEADER_LOW(__h)			\

	{				\

		.line[1] = {		\
@@ -308,7 +336,16 @@ static int c2c_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 
		},			\

	}



static struct c2c_dimension dim_dcacheline = {

	.header		= HEADER_LOW("Cacheline"),

	.name		= "dcacheline",

	.cmp		= dcacheline_cmp,

	.entry		= dcacheline_entry,

	.width		= 18,

};



static struct c2c_dimension *dimensions[] = {

	&dim_dcacheline,

	NULL,

};