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    Subject[tip:perf/core] perf tools: Add member to struct dso for an instruction cache
    Commit-ID:  cfe9174fcfe28f0f73dce422e3151991ee0d49bf
    Gitweb: http://git.kernel.org/tip/cfe9174fcfe28f0f73dce422e3151991ee0d49bf
    Author: Adrian Hunter <adrian.hunter@intel.com>
    AuthorDate: Thu, 9 Apr 2015 18:53:55 +0300
    Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
    CommitDate: Wed, 29 Apr 2015 10:37:56 -0300

    perf tools: Add member to struct dso for an instruction cache

    Add a member to struct dso that can be used by Instruction Trace
    implementations to hold a cache for decoded instructions.

    Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
    Cc: David Ahern <dsahern@gmail.com>
    Cc: Frederic Weisbecker <fweisbec@gmail.com>
    Cc: Jiri Olsa <jolsa@redhat.com>
    Cc: Namhyung Kim <namhyung@gmail.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Stephane Eranian <eranian@google.com>
    Link: http://lkml.kernel.org/r/1428594864-29309-16-git-send-email-adrian.hunter@intel.com
    Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
    ---
    tools/perf/util/dso.c | 2 ++
    tools/perf/util/dso.h | 3 +++
    2 files changed, 5 insertions(+)

    diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
    index fc0ddd5..13d9ae0 100644
    --- a/tools/perf/util/dso.c
    +++ b/tools/perf/util/dso.c
    @@ -4,6 +4,7 @@
    #include "symbol.h"
    #include "dso.h"
    #include "machine.h"
    +#include "auxtrace.h"
    #include "util.h"
    #include "debug.h"

    @@ -961,6 +962,7 @@ void dso__delete(struct dso *dso)
    }

    dso__data_close(dso);
    + auxtrace_cache__free(dso->auxtrace_cache);
    dso_cache__free(&dso->data.cache);
    dso__free_a2l(dso);
    zfree(&dso->symsrc_filename);
    diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
    index e0901b4..3d79c74 100644
    --- a/tools/perf/util/dso.h
    +++ b/tools/perf/util/dso.h
    @@ -126,6 +126,8 @@ struct dsos {
    struct rb_root root; /* rbtree root sorted by long name */
    };

    +struct auxtrace_cache;
    +
    struct dso {
    struct list_head node;
    struct rb_node rb_node; /* rbtree node sorted by long name */
    @@ -156,6 +158,7 @@ struct dso {
    u16 long_name_len;
    u16 short_name_len;
    void *dwfl; /* DWARF debug info */
    + struct auxtrace_cache *auxtrace_cache;

    /* dso data file */
    struct {

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