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authorDavid Carrillo-Cisneros <davidcc@google.com>2017-07-17 21:25:39 -0700
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-07-18 23:14:31 -0300
commitccebbeb6b69e4e172450d32f1059fefd1659ad8c (patch)
tree71f632edf5e5584d8bd2762c8ad606132f5d2a79 /tools/perf/util/build-id.h
parentperf header: Revamp do_write() (diff)
downloadlinux-dev-ccebbeb6b69e4e172450d32f1059fefd1659ad8c.tar.xz
linux-dev-ccebbeb6b69e4e172450d32f1059fefd1659ad8c.zip
perf header: Add struct feat_fd for write
Introduce struct feat_fd. This patch uses it as a wrapper around fd in write_* functions for feature headers. Next patches will extend its functionality to other feature header functions. This patch does not change behavior. Signed-off-by: David Carrillo-Cisneros <davidcc@google.com> Acked-by: David Ahern <dsahern@gmail.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: He Kuang <hekuang@huawei.com> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Turner <pjt@google.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Simon Que <sque@chromium.org> Cc: Stephane Eranian <eranian@google.com> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/20170718042549.145161-7-davidcc@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/build-id.h')
-rw-r--r--tools/perf/util/build-id.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/util/build-id.h b/tools/perf/util/build-id.h
index 113dc0615c57..c94b0dcbfd74 100644
--- a/tools/perf/util/build-id.h
+++ b/tools/perf/util/build-id.h
@@ -10,6 +10,7 @@
extern struct perf_tool build_id__mark_dso_hit_ops;
struct dso;
+struct feat_fd;
int build_id__sprintf(const u8 *build_id, int len, char *bf);
int sysfs__sprintf_build_id(const char *root_dir, char *sbuild_id);
@@ -27,7 +28,8 @@ int build_id__mark_dso_hit(struct perf_tool *tool, union perf_event *event,
int dsos__hit_all(struct perf_session *session);
bool perf_session__read_build_ids(struct perf_session *session, bool with_hits);
-int perf_session__write_buildid_table(struct perf_session *session, int fd);
+int perf_session__write_buildid_table(struct perf_session *session,
+ struct feat_fd *fd);
int perf_session__cache_build_ids(struct perf_session *session);
char *build_id_cache__origname(const char *sbuild_id);