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Check O_DIRECT support before testing direct I/O

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Some filesystems do not support O_DIRECT.  Check whether TEST_DIR supports
it by running xfs_io with -d flag.

Signed-off-by: Junho Ryu <jayr@google.com>
Signed-off-by: Dushan Tcholich <dusanc@gmail.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Junho Ryu
2014-12-16 14:01:06 +11:00
committed by Dave Chinner
parent a540897160
commit 46a08542e3
9 changed files with 20 additions and 0 deletions
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tests/generic/133
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@@ -39,6 +39,7 @@ trap "exit \$status" 0 1 2 3 15
_supported_fs generic
_supported_os Linux IRIX
_require_test
_require_odirect
echo "Buffered writer, buffered reader"
$XFS_IO_PROG -f -d -c 'pwrite -b 64k 0 512m' $TEST_DIR/io_test > /dev/null