On Sat, Aug 10, 2019 at 09:22:09AM +1000, Dave Chinner wrote: > On Fri, Aug 09, 2019 at 03:58:22PM -0700, ira.weiny@xxxxxxxxx wrote: > > From: Ira Weiny <ira.weiny@xxxxxxxxx> > > > > If pages are under a lease fail the truncate operation. We change the order of > > lease breaks to directly fail the operation if the lease exists. > > > > Select EXPORT_BLOCK_OPS for FS_DAX to ensure that xfs_break_lease_layouts() is > > defined for FS_DAX as well as pNFS. > > > > Signed-off-by: Ira Weiny <ira.weiny@xxxxxxxxx> > > --- > > fs/Kconfig | 1 + > > fs/xfs/xfs_file.c | 5 +++-- > > 2 files changed, 4 insertions(+), 2 deletions(-) > > > > diff --git a/fs/Kconfig b/fs/Kconfig > > index 14cd4abdc143..c10b91f92528 100644 > > --- a/fs/Kconfig > > +++ b/fs/Kconfig > > @@ -48,6 +48,7 @@ config FS_DAX > > select DEV_PAGEMAP_OPS if (ZONE_DEVICE && !FS_DAX_LIMITED) > > select FS_IOMAP > > select DAX > > + select EXPORTFS_BLOCK_OPS > > help > > Direct Access (DAX) can be used on memory-backed block devices. > > If the block device supports DAX and the filesystem supports DAX, > > That looks wrong. It may be... > > If you require xfs_break_lease_layouts() outside > of pnfs context, then move the function in the XFS code base to a > file that is built in. It's only external dependency is on the > break_layout() function, and XFS already has other unconditional > direct calls to break_layout()... I'll check. This patch was part of the original series and I must admit I don't remember why I did it this way... Thanks, Ira > > Cheers, > > Dave. > -- > Dave Chinner > david@xxxxxxxxxxxxx