On Fri, Feb 07, 2020 at 03:26:45PM -0500, Vivek Goyal wrote: > Hi, > > This is V3 of patches. I have dropped RFC tag from the series as it > looks like there is agreement on the interface. These patches are also > available at. Hi Dan, Christoph, Ping for this patch series. How does it look? Do you have concerns? If not, it will be good if this is merged. Thanks Vivek > > https://github.com/rhvgoyal/linux/commits/dax-zero-range-v3 > > I posted previous versions here. > > v2: > https://lore.kernel.org/linux-fsdevel/20200203200029.4592-1-vgoyal@xxxxxxxxxx/ > v1: > https://lore.kernel.org/linux-fsdevel/20200123165249.GA7664@xxxxxxxxxx/ > > Changes since V2: > > Primarily took care of comments from Christoph. > > - Changed zero_copy_range() parameters to pass dax device offset as u64. > - Fixed comment which says current interface only supports zeroing > with-in page. > - Refactored pmem_do_bvec() and reused write side of code in > zero_page_range(). > - Removed generic_dax_zero_page_range() > - Fixed s390 dcssblk.c compilation issue. > > Please review. > > Thanks > Vivek > > Vivek Goyal (7): > pmem: Add functions for reading/writing page to/from pmem > pmem: Enable pmem_do_write() to deal with arbitrary ranges > dax, pmem: Add a dax operation zero_page_range > s390,dcssblk,dax: Add dax zero_page_range operation to dcssblk driver > dm,dax: Add dax zero_page_range operation > dax,iomap: Start using dax native zero_page_range() > dax,iomap: Add helper dax_iomap_zero() to zero a range > > drivers/dax/super.c | 19 ++++++ > drivers/md/dm-linear.c | 21 +++++++ > drivers/md/dm-log-writes.c | 19 ++++++ > drivers/md/dm-stripe.c | 26 ++++++++ > drivers/md/dm.c | 31 ++++++++++ > drivers/nvdimm/pmem.c | 112 ++++++++++++++++++++++++---------- > drivers/s390/block/dcssblk.c | 17 ++++++ > fs/dax.c | 53 ++++------------ > fs/iomap/buffered-io.c | 9 +-- > include/linux/dax.h | 20 ++---- > include/linux/device-mapper.h | 3 + > 11 files changed, 235 insertions(+), 95 deletions(-) > > -- > 2.20.1 >
