Re: [PATCH v6 17/17] dax: remove "depends on BROKEN" from FS_DAX_PMD

From: Aneesh Kumar K.V
Date: Mon Oct 17 2016 - 01:57:53 EST


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 ?

-aneesh