Re: [LTP] [PATCH] syscalls/getrusage03: flush stdout to avoid duplicated output

[Cyril Hrubis <chrubis@suse.cz>]

Hi!
> > > when executing with `$BIN/runltp` command, getrusage03 puts out
> > > duplicated information due to buffered stdout. Using fflush(stdout)
> > > to
> > > solve this issue.
> > > 
> > > Signed-off-by: Caspar Zhang <caspar@casparzhang.com>
> > > ---
> > >  testcases/kernel/syscalls/getrusage/getrusage03.c  |    7 +++++++
> > >  .../kernel/syscalls/getrusage/getrusage03_child.c  |    1 +
> > >  2 files changed, 8 insertions(+), 0 deletions(-)
> > > 
> > 
> > Not sure if we have any better solution to avoid such buffered I/O
> > issue.
> 
> How about "setvbuf(stdout, NULL, _IOLBF, 0);"?
> 

I still think that this is a workaround for something that should be
either avoided or fixed on different level.

-- 
Cyril Hrubis
chrubis@suse.cz

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