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Commit 6c70f54c authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo
Browse files

perf c2c report: Add dram related sort keys 



They are to be displayed in the main cachelines overall output:

  dram_lcl, dram_rmt

They display DRAM rmt/lcl access numbers for specific cacheline.

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/n/tip-tl3qqi9ehk6g1fla4z7y0ykd@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 9cb3500a

tools/perf/builtin-c2c.c

+21 −0
Original line number Diff line number Diff line
@@ -807,6 +807,9 @@ percent_stores_l1miss_cmp(struct perf_hpp_fmt *fmt __maybe_unused, 
	return per_left - per_right;

}



STAT_FN(lcl_dram)

STAT_FN(rmt_dram)



#define HEADER_LOW(__h)			\

	{				\

		.line[1] = {		\
@@ -1055,6 +1058,22 @@ static struct c2c_dimension dim_percent_stores_l1miss = { 
	.width		= 7,

};



static struct c2c_dimension dim_dram_lcl = {

	.header		= HEADER_SPAN("--- Load Dram ----", "Lcl", 1),

	.name		= "dram_lcl",

	.cmp		= lcl_dram_cmp,

	.entry		= lcl_dram_entry,

	.width		= 8,

};



static struct c2c_dimension dim_dram_rmt = {

	.header		= HEADER_SPAN_LOW("Rmt"),

	.name		= "dram_rmt",

	.cmp		= rmt_dram_cmp,

	.entry		= rmt_dram_entry,

	.width		= 8,

};



static struct c2c_dimension *dimensions[] = {

	&dim_dcacheline,

	&dim_offset,
@@ -1082,6 +1101,8 @@ static struct c2c_dimension *dimensions[] = { 
	&dim_percent_lcl_hitm,

	&dim_percent_stores_l1hit,

	&dim_percent_stores_l1miss,

	&dim_dram_lcl,

	&dim_dram_rmt,

	NULL,

};