perf record: Move mmap_pages to perf_record_opts
Tools being developed will need this to allow the user to override this value. Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-zydc1yhxfm0z35fuy95bsn1l@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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50a682ce87
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2 changed files with 6 additions and 4 deletions
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@ -35,9 +35,10 @@ enum write_mode_t {
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WRITE_APPEND
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WRITE_APPEND
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};
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};
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static struct perf_record_opts record_opts = {
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struct perf_record_opts record_opts = {
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.target_pid = -1,
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.target_pid = -1,
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.target_tid = -1,
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.target_tid = -1,
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.mmap_pages = UINT_MAX,
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.user_freq = UINT_MAX,
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.user_freq = UINT_MAX,
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.user_interval = ULLONG_MAX,
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.user_interval = ULLONG_MAX,
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.freq = 1000,
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.freq = 1000,
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@ -45,7 +46,6 @@ static struct perf_record_opts record_opts = {
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};
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};
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static unsigned int page_size;
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static unsigned int page_size;
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static unsigned int mmap_pages = UINT_MAX;
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static int output;
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static int output;
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static const char *output_name = NULL;
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static const char *output_name = NULL;
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static bool group = false;
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static bool group = false;
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@ -272,7 +272,7 @@ try_again:
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exit(-1);
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exit(-1);
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}
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}
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if (perf_evlist__mmap(evlist, mmap_pages, false) < 0)
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if (perf_evlist__mmap(evlist, record_opts.mmap_pages, false) < 0)
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die("failed to mmap with %d (%s)\n", errno, strerror(errno));
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die("failed to mmap with %d (%s)\n", errno, strerror(errno));
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if (file_new)
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if (file_new)
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@ -647,7 +647,8 @@ const struct option record_options[] = {
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OPT_BOOLEAN('i', "no-inherit", &record_opts.no_inherit,
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OPT_BOOLEAN('i', "no-inherit", &record_opts.no_inherit,
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"child tasks do not inherit counters"),
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"child tasks do not inherit counters"),
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OPT_UINTEGER('F', "freq", &record_opts.user_freq, "profile at this frequency"),
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OPT_UINTEGER('F', "freq", &record_opts.user_freq, "profile at this frequency"),
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OPT_UINTEGER('m', "mmap-pages", &mmap_pages, "number of mmap data pages"),
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OPT_UINTEGER('m', "mmap-pages", &record_opts.mmap_pages,
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"number of mmap data pages"),
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OPT_BOOLEAN(0, "group", &group,
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OPT_BOOLEAN(0, "group", &group,
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"put the counters into a counter group"),
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"put the counters into a counter group"),
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OPT_BOOLEAN('g', "call-graph", &record_opts.call_graph,
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OPT_BOOLEAN('g', "call-graph", &record_opts.call_graph,
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@ -200,6 +200,7 @@ struct perf_record_opts {
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bool sample_id_all_avail;
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bool sample_id_all_avail;
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bool system_wide;
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bool system_wide;
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unsigned int freq;
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unsigned int freq;
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unsigned int mmap_pages;
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unsigned int user_freq;
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unsigned int user_freq;
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u64 default_interval;
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u64 default_interval;
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u64 user_interval;
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u64 user_interval;
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