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Message-Id: <20170518041602.28689-5-davidcc@google.com>
Date: Wed, 17 May 2017 21:15:59 -0700
From: David Carrillo-Cisneros <davidcc@...gle.com>
To: linux-kernel@...r.kernel.org
Cc: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Andi Kleen <ak@...ux.intel.com>, Simon Que <sque@...omium.org>,
Wang Nan <wangnan0@...wei.com>, Jiri Olsa <jolsa@...nel.org>,
He Kuang <hekuang@...wei.com>,
Masami Hiramatsu <mhiramat@...nel.org>,
David Ahern <dsa@...ulusnetworks.com>,
Namhyung Kim <namhyung@...nel.org>,
Stephane Eranian <eranian@...gle.com>,
Paul Turner <pjt@...gle.com>,
David Carrillo-Cisneros <davidcc@...gle.com>
Subject: [PATCH 4/7] perf header: use struct feat_fd for print
As preparation for using header records in pipe mode, replace
int fd with struct feat_fd fd in print functions for all header
record types.
Signed-off-by: David Carrillo-Cisneros <davidcc@...gle.com>
---
tools/perf/util/header.c | 104 ++++++++++++++++++++++-------------------------
1 file changed, 49 insertions(+), 55 deletions(-)
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 5ca603b7a7a3..e28770d12c1c 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1117,62 +1117,56 @@ static int write_stat(struct feat_fd *fd __maybe_unused,
return 0;
}
-static void print_hostname(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_hostname(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# hostname : %s\n", ph->env.hostname);
+ fprintf(fp, "# hostname : %s\n", fd->ph->env.hostname);
}
-static void print_osrelease(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_osrelease(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# os release : %s\n", ph->env.os_release);
+ fprintf(fp, "# os release : %s\n", fd->ph->env.os_release);
}
-static void print_arch(struct perf_header *ph, int fd __maybe_unused, FILE *fp)
+static void print_arch(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# arch : %s\n", ph->env.arch);
+ fprintf(fp, "# arch : %s\n", fd->ph->env.arch);
}
-static void print_cpudesc(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_cpudesc(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# cpudesc : %s\n", ph->env.cpu_desc);
+ fprintf(fp, "# cpudesc : %s\n", fd->ph->env.cpu_desc);
}
-static void print_nrcpus(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_nrcpus(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# nrcpus online : %u\n", ph->env.nr_cpus_online);
- fprintf(fp, "# nrcpus avail : %u\n", ph->env.nr_cpus_avail);
+ fprintf(fp, "# nrcpus online : %u\n", fd->ph->env.nr_cpus_online);
+ fprintf(fp, "# nrcpus avail : %u\n", fd->ph->env.nr_cpus_avail);
}
-static void print_version(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_version(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# perf version : %s\n", ph->env.version);
+ fprintf(fp, "# perf version : %s\n", fd->ph->env.version);
}
-static void print_cmdline(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_cmdline(struct feat_fd *fd, FILE *fp)
{
int nr, i;
- nr = ph->env.nr_cmdline;
+ nr = fd->ph->env.nr_cmdline;
fprintf(fp, "# cmdline : ");
for (i = 0; i < nr; i++)
- fprintf(fp, "%s ", ph->env.cmdline_argv[i]);
+ fprintf(fp, "%s ", fd->ph->env.cmdline_argv[i]);
fputc('\n', fp);
}
-static void print_cpu_topology(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_cpu_topology(struct feat_fd *fd, FILE *fp)
{
+ struct perf_header *ph = fd->ph;
+ int cpu_nr = ph->env.nr_cpus_avail;
int nr, i;
char *str;
- int cpu_nr = ph->env.nr_cpus_avail;
nr = ph->env.nr_sibling_cores;
str = ph->env.sibling_cores;
@@ -1312,9 +1306,9 @@ static int __desc_attr__fprintf(FILE *fp, const char *name, const char *val,
return fprintf(fp, ", %s = %s", name, val);
}
-static void print_event_desc(struct perf_header *ph, int fd, FILE *fp)
+static void print_event_desc(struct feat_fd *fd, FILE *fp)
{
- struct perf_evsel *evsel, *events = read_event_desc(ph, fd);
+ struct perf_evsel *evsel, *events = read_event_desc(fd->ph, fd->fd);
u32 j;
u64 *id;
@@ -1344,20 +1338,18 @@ static void print_event_desc(struct perf_header *ph, int fd, FILE *fp)
free_event_desc(events);
}
-static void print_total_mem(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_total_mem(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# total memory : %Lu kB\n", ph->env.total_mem);
+ fprintf(fp, "# total memory : %llu kB\n", fd->ph->env.total_mem);
}
-static void print_numa_topology(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_numa_topology(struct feat_fd *fd, FILE *fp)
{
int i;
struct numa_node *n;
- for (i = 0; i < ph->env.nr_numa_nodes; i++) {
- n = &ph->env.numa_nodes[i];
+ for (i = 0; i < fd->ph->env.nr_numa_nodes; i++) {
+ n = &fd->ph->env.numa_nodes[i];
fprintf(fp, "# node%u meminfo : total = %"PRIu64" kB,"
" free = %"PRIu64" kB\n",
@@ -1368,56 +1360,51 @@ static void print_numa_topology(struct perf_header *ph, int fd __maybe_unused,
}
}
-static void print_cpuid(struct perf_header *ph, int fd __maybe_unused, FILE *fp)
+static void print_cpuid(struct feat_fd *fd, FILE *fp)
{
- fprintf(fp, "# cpuid : %s\n", ph->env.cpuid);
+ fprintf(fp, "# cpuid : %s\n", fd->ph->env.cpuid);
}
-static void print_branch_stack(struct perf_header *ph __maybe_unused,
- int fd __maybe_unused, FILE *fp)
+static void print_branch_stack(struct feat_fd *fd __maybe_unused, FILE *fp)
{
fprintf(fp, "# contains samples with branch stack\n");
}
-static void print_auxtrace(struct perf_header *ph __maybe_unused,
- int fd __maybe_unused, FILE *fp)
+static void print_auxtrace(struct feat_fd *fd __maybe_unused, FILE *fp)
{
fprintf(fp, "# contains AUX area data (e.g. instruction trace)\n");
}
-static void print_stat(struct perf_header *ph __maybe_unused,
- int fd __maybe_unused, FILE *fp)
+static void print_stat(struct feat_fd *fd __maybe_unused, FILE *fp)
{
fprintf(fp, "# contains stat data\n");
}
-static void print_cache(struct perf_header *ph __maybe_unused,
- int fd __maybe_unused, FILE *fp __maybe_unused)
+static void print_cache(struct feat_fd *fd, FILE *fp __maybe_unused)
{
int i;
fprintf(fp, "# CPU cache info:\n");
- for (i = 0; i < ph->env.caches_cnt; i++) {
+ for (i = 0; i < fd->ph->env.caches_cnt; i++) {
fprintf(fp, "# ");
- cpu_cache_level__fprintf(fp, &ph->env.caches[i]);
+ cpu_cache_level__fprintf(fp, &fd->ph->env.caches[i]);
}
}
-static void print_pmu_mappings(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_pmu_mappings(struct feat_fd *fd, FILE *fp)
{
const char *delimiter = "# pmu mappings: ";
char *str, *tmp;
u32 pmu_num;
u32 type;
- pmu_num = ph->env.nr_pmu_mappings;
+ pmu_num = fd->ph->env.nr_pmu_mappings;
if (!pmu_num) {
fprintf(fp, "# pmu mappings: not available\n");
return;
}
- str = ph->env.pmu_mappings;
+ str = fd->ph->env.pmu_mappings;
while (pmu_num) {
type = strtoul(str, &tmp, 0);
@@ -1440,14 +1427,13 @@ static void print_pmu_mappings(struct perf_header *ph, int fd __maybe_unused,
fprintf(fp, "# pmu mappings: unable to read\n");
}
-static void print_group_desc(struct perf_header *ph, int fd __maybe_unused,
- FILE *fp)
+static void print_group_desc(struct feat_fd *fd, FILE *fp)
{
struct perf_session *session;
struct perf_evsel *evsel;
u32 nr = 0;
- session = container_of(ph, struct perf_session, header);
+ session = container_of(fd->ph, struct perf_session, header);
evlist__for_each_entry(session->evlist, evsel) {
if (perf_evsel__is_group_leader(evsel) &&
@@ -2218,7 +2204,7 @@ static int process_cache(struct perf_file_section *section __maybe_unused,
struct feature_ops {
int (*write)(struct feat_fd *fd, struct perf_evlist *evlist);
- void (*print)(struct perf_header *h, int fd, FILE *fp);
+ void (*print)(struct feat_fd *fd, FILE *fp);
int (*process)(struct perf_file_section *section,
struct perf_header *h, int fd, void *data);
const char *name;
@@ -2271,6 +2257,7 @@ static int perf_file_section__fprintf_info(struct perf_file_section *section,
int feat, int fd, void *data)
{
struct header_print_data *hd = data;
+ struct feat_fd fdd;
if (lseek(fd, section->offset, SEEK_SET) == (off_t)-1) {
pr_debug("Failed to lseek to %" PRIu64 " offset for feature "
@@ -2284,8 +2271,15 @@ static int perf_file_section__fprintf_info(struct perf_file_section *section,
if (!feat_ops[feat].print)
return 0;
+ fdd = (struct feat_fd) {
+ .fd = fd,
+ .ph = ph,
+ .size = section->size,
+ .offset = section->offset,
+ };
+
if (!feat_ops[feat].full_only || hd->full)
- feat_ops[feat].print(ph, fd, hd->fp);
+ feat_ops[feat].print(&fdd, hd->fp);
else
fprintf(hd->fp, "# %s info available, use -I to display\n",
feat_ops[feat].name);
--
2.13.0.303.g4ebf302169-goog
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