On Mon 17-10-16 11:27:24, Aneesh Kumar K.V wrote: > Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx> writes: > > > Now that DAX PMD faults are once again working and are now participating in > > DAX's radix tree locking scheme, allow their config option to be enabled. > > > > Signed-off-by: Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx> > > --- > > fs/Kconfig | 1 - > > 1 file changed, 1 deletion(-) > > > > diff --git a/fs/Kconfig b/fs/Kconfig > > index 2bc7ad7..b6f0fce 100644 > > --- a/fs/Kconfig > > +++ b/fs/Kconfig > > @@ -55,7 +55,6 @@ config FS_DAX_PMD > > depends on FS_DAX > > depends on ZONE_DEVICE > > depends on TRANSPARENT_HUGEPAGE > > - depends on BROKEN > > > > endif # BLOCK > > > This series made dax_pmd_fault return VM_FAULT_FALLBACK in [PATCH v6 09/17] dax: remove dax_pmd_fault(). > That essentially disable dax pmd for ext4. Any plans to fix that ? I'm working on converting ext4 to the new iomap infrastructure. Once that is done, it can use new DAX helpers for PMD faults easily. Honza -- Jan Kara <jack@xxxxxxxx> SUSE Labs, CR -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>