On Tue, Mar 12, 2019 at 08:12:23AM +0300, Alexey Budankov wrote:
SNIP
> record__aio_mmap_read_sync(rec);
>
> if (forks) {
> @@ -1815,6 +1863,7 @@ static struct record record = {
> .uses_mmap = true,
> .default_per_cpu = true,
> },
> + .mmap_flush = MMAP_FLUSH_DEFAULT,
> },
> .tool = {
> .sample = process_sample_event,
> @@ -1881,6 +1930,9 @@ static struct option __record_options[] = {
> OPT_CALLBACK('m', "mmap-pages", &record.opts, "pages[,pages]",
> "number of mmap data pages and AUX area tracing mmap
> pages",
> record__parse_mmap_pages),
> + OPT_CALLBACK('f', "mmap-flush", &record.opts, "bytes",
> + "Minimal number of bytes that is extracted from mmap data
> pages (default: 1)",
> + record__mmap_flush_parse),
let's not consume the 'f' for this option, just --map-flush
jirka
