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blockdev: don't set S_DAX for misaligned partitions
authorJeff Moyer <jmoyer@redhat.com>
Fri, 14 Aug 2015 20:15:32 +0000 (16:15 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 22 Oct 2015 21:43:13 +0000 (14:43 -0700)
commiteb218995a9031ed04fb5e0566fac5ab21bfe4b4e
tree207c4ff733ce94a674d006b450d536ca4a149af6tree
parent7ae7e1459597cbd0c30972f1c29a1b1c0d5825c4commit | diff
blockdev: don't set S_DAX for misaligned partitions

commit f0b2e563bc419df7c1b3d2f494574c25125f6aed upstream.

The dax code doesn't currently support misaligned partitions,
so disable O_DIRECT via dax until such time as that support
materializes.

Suggested-by: Boaz Harrosh <boaz@plexistor.com>
Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/block_dev.c diff | blob | history
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