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: Jiri 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: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -1,5 +1,6 @@
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#include <linux/compiler.h>
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#include <linux/kernel.h>
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#include <linux/stringify.h>
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#include "util.h"
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#include "debug.h"
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#include "builtin.h"
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@ -7,6 +8,7 @@
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#include "mem-events.h"
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#include "session.h"
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#include "hist.h"
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#include "sort.h"
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#include "tool.h"
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#include "data.h"
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#include "sort.h"
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@ -273,6 +275,32 @@ static int c2c_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
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return scnprintf(hpp->buf, hpp->size, "%*s", width, text);
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}
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#define HEX_STR(__s, __v) \
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({ \
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scnprintf(__s, sizeof(__s), "0x%" PRIx64, __v); \
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__s; \
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})
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static int64_t
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dcacheline_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
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struct hist_entry *left, struct hist_entry *right)
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{
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return sort__dcacheline_cmp(left, right);
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}
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static int dcacheline_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
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struct hist_entry *he)
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{
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uint64_t addr = 0;
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int width = c2c_width(fmt, hpp, he->hists);
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char buf[20];
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if (he->mem_info)
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addr = cl_address(he->mem_info->daddr.addr);
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return scnprintf(hpp->buf, hpp->size, "%*s", width, HEX_STR(buf, addr));
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}
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#define HEADER_LOW(__h) \
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{ \
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.line[1] = { \
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@ -308,7 +336,16 @@ static int c2c_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
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}, \
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}
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static struct c2c_dimension dim_dcacheline = {
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.header = HEADER_LOW("Cacheline"),
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.name = "dcacheline",
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.cmp = dcacheline_cmp,
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.entry = dcacheline_entry,
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.width = 18,
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};
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static struct c2c_dimension *dimensions[] = {
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&dim_dcacheline,
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NULL,
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};
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