On Wed, Dec 26, 2018 at 04:43:42PM -0300, Arnaldo Carvalho de Melo wrote: > Em Wed, Dec 26, 2018 at 02:51:28PM +0100, Jiri Olsa escreveu: > > It's not needed and removing it makes the code little > > more simple for upcoming changes. > > > > It's safe to replace file_size with data_size, because > > perf_data__size value is never smaller than data_offset > > + data_size. > > This is not applying to my perf/core branch, can you check?
hum, I've got clean rebase, pushed in perf/fixes jirka > > - Arnaldo > > > Link: http://lkml.kernel.org/n/tip-ocz7zwwkkx11v0mkxrtcd...@git.kernel.org > > Signed-off-by: Jiri Olsa <jo...@kernel.org> > > --- > > tools/perf/util/session.c | 12 +++++------- > > 1 file changed, 5 insertions(+), 7 deletions(-) > > > > diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c > > index 3972f081a8f4..d6c1d3853f27 100644 > > --- a/tools/perf/util/session.c > > +++ b/tools/perf/util/session.c > > @@ -1818,7 +1818,6 @@ static int __perf_session__process_events(struct > > perf_session *session) > > struct ordered_events *oe = &session->ordered_events; > > struct perf_tool *tool = session->tool; > > int fd = perf_data__fd(session->data); > > - u64 file_size = perf_data__size(session->data); > > u64 data_offset = session->header.data_offset; > > u64 data_size = session->header.data_size; > > u64 head, page_offset, file_offset, file_pos, size; > > @@ -1838,14 +1837,13 @@ static int __perf_session__process_events(struct > > perf_session *session) > > if (data_size == 0) > > goto out; > > > > - if (data_offset + data_size < file_size) > > - file_size = data_offset + data_size; > > + ui_progress__init_size(&prog, data_size, "Processing events..."); > > > > - ui_progress__init_size(&prog, file_size, "Processing events..."); > > + data_size += data_offset; > > > > mmap_size = MMAP_SIZE; > > - if (mmap_size > file_size) { > > - mmap_size = file_size; > > + if (mmap_size > data_size) { > > + mmap_size = data_size; > > session->one_mmap = true; > > } > > > > @@ -1910,7 +1908,7 @@ static int __perf_session__process_events(struct > > perf_session *session) > > if (session_done()) > > goto out; > > > > - if (file_pos < file_size) > > + if (file_pos < data_size) > > goto more; > > > > out: > > -- > > 2.17.2 > > -- > > - Arnaldo