[LTP] [PATCH] nfs02: Add subtest for O_DIRECT

[Petr Vorel]

Hi Martin,

> Signed-off-by: Martin Doucha <mdoucha@suse.cz>
> ---
>  testcases/network/nfs/nfs_stress/nfs02.sh | 15 ++++++++++++++-
>  1 file changed, 14 insertions(+), 1 deletion(-)

> diff --git a/testcases/network/nfs/nfs_stress/nfs02.sh b/testcases/network/nfs/nfs_stress/nfs02.sh
> index b7fbbce9c..100909790 100755
> --- a/testcases/network/nfs/nfs_stress/nfs02.sh
> +++ b/testcases/network/nfs/nfs_stress/nfs02.sh
> @@ -8,7 +8,7 @@

>  # Ported by: Robbie Williamson (robbiew@us.ibm.com)

> -TST_CNT=3
> +TST_CNT=4
>  TST_TESTFUNC="do_test"
>  LTP_DATAFILES="$LTPROOT/testcases/bin/datafiles"

> @@ -46,5 +46,18 @@ do_test3()
>  	tst_res TPASS "test3 passed"
>  }

> +do_test4()
> +{

I suggest to add here before merge:

tst_require_cmds dd diff

Thank you for this test!
Reviewed-by: Petr Vorel <pvorel@suse.cz>

Kind regards,
Petr

> +	tst_res TINFO "do_test4, copy data in direct mode"
> +	ROD dd oflag=direct if="$LTP_DATAFILES/ascii.jmb" of=ascii2.jmb
> +	echo 3 >/proc/sys/vm/drop_caches
> +	ROD dd iflag=direct if=ascii2.jmb of="$TST_TMPDIR/ascii2.jmb"
> +	echo 3 >/proc/sys/vm/drop_caches
> +	tst_res TINFO "compare both ascii.jmbs"
> +	ROD diff "$LTP_DATAFILES/ascii.jmb" ascii2.jmb
> +	ROD diff "$LTP_DATAFILES/ascii.jmb" "$TST_TMPDIR/ascii2.jmb"
> +	tst_res TPASS "test4 passed"
> +}
> +
>  . nfs_lib.sh
>  tst_run