Re: [PATCH 2/3] IB/core: disable memory registration of fileystem-dax vmas

2017-11-10 Thread Christoph Hellwig
On Mon, Nov 06, 2017 at 04:57:21PM -0800, Dan Williams wrote: > Until there is a solution to the dma-to-dax vs truncate problem it is > not safe to allow RDMA to create long standing memory registrations > against filesytem-dax vmas. Looks good: Reviewed-by: Christoph Hellwig

Re: [PATCH 2/3] IB/core: disable memory registration of fileystem-dax vmas

2017-11-10 Thread Christoph Hellwig
On Mon, Nov 06, 2017 at 04:57:21PM -0800, Dan Williams wrote: > Until there is a solution to the dma-to-dax vs truncate problem it is > not safe to allow RDMA to create long standing memory registrations > against filesytem-dax vmas. Looks good: Reviewed-by: Christoph Hellwig

[PATCH 2/3] IB/core: disable memory registration of fileystem-dax vmas

2017-11-06 Thread Dan Williams
Until there is a solution to the dma-to-dax vs truncate problem it is not safe to allow RDMA to create long standing memory registrations against filesytem-dax vmas. Cc: Sean Hefty Cc: Doug Ledford Cc: Hal Rosenstock Cc: Jeff

[PATCH 2/3] IB/core: disable memory registration of fileystem-dax vmas

2017-11-06 Thread Dan Williams
Until there is a solution to the dma-to-dax vs truncate problem it is not safe to allow RDMA to create long standing memory registrations against filesytem-dax vmas. Cc: Sean Hefty Cc: Doug Ledford Cc: Hal Rosenstock Cc: Jeff Moyer Cc: Ross Zwisler Cc: Jason Gunthorpe Cc: Cc: Reported-by: