On 12.02.2019 16:08, Jiri Olsa wrote: > On Mon, Feb 11, 2019 at 11:22:38PM +0300, Alexey Budankov wrote: > > SNIP > >> - if (rec->opts.nr_cblocks > nr_cblocks_max) >> - rec->opts.nr_cblocks = nr_cblocks_max; >> - if (verbose > 0) >> - pr_info("nr_cblocks: %d\n", rec->opts.nr_cblocks); >> + if (rec->opts.comp_level > 22) >> + rec->opts.comp_level = 0; >> + if (record__comp_enabled(rec) && !rec->opts.nr_cblocks) { >> + /* >> + * Allocate aio.data[0] buffer for compression. >> + */ >> + rec->opts.nr_cblocks = -1; >> + } > > I assume you're using aio.data[0] as a buffer for non-aio case > as compression buffer.. if that's the case, please dont do that > and use separate buffer for that
Do you want it to be one more field in the mmap struct or aio related fields still could be reworked? Thanks, Alexey > > jirka >