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    Subject[PATCH 13/52] perf c2c report: Add 'dcacheline' dimension key
    Date
    From: Jiri Olsa <jolsa@kernel.org>

    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>
    ---
    tools/perf/builtin-c2c.c | 37 +++++++++++++++++++++++++++++++++++++
    1 file changed, 37 insertions(+)

    diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
    index 78addc42c9e5..3a3e67f6e772 100644
    --- a/tools/perf/builtin-c2c.c
    +++ b/tools/perf/builtin-c2c.c
    @@ -1,5 +1,6 @@
    #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,
    };

    --
    2.7.4
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