On Fri, Feb 28, 2020 at 11:34:50AM -0500, Vivek Goyal wrote: > Hi, > > This is V6 of patches. These patches are also available at. Hi Dan, Ping. Does this patch series look fine to you? Vivek > > Changes since V5: > > - Dan Williams preferred ->zero_page_range() to only accept PAGE_SIZE > aligned request and clear poison only on page size aligned zeroing. So > I changed it accordingly. > > - Dropped all the modifications which were required to support arbitrary > range zeroing with-in a page. > > - This patch series also fixes the issue where "truncate -s 512 foo.txt" > will fail if first sector of file is poisoned. Currently it succeeds > and filesystem expectes whole of the filesystem block to be free of > poison at the end of the operation. > > Christoph, I have dropped your Reviewed-by tag on 1-2 patches because > these patches changed substantially. Especially signature of of > dax zero_page_range() helper. > > Thanks > Vivek > > Vivek Goyal (6): > pmem: Add functions for reading/writing page to/from pmem > 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: Use new dax zero page method for zeroing a page > dax,iomap: Add helper dax_iomap_zero() to zero a range > > drivers/dax/super.c | 20 ++++++++ > drivers/md/dm-linear.c | 18 +++++++ > drivers/md/dm-log-writes.c | 17 ++++++ > drivers/md/dm-stripe.c | 23 +++++++++ > drivers/md/dm.c | 30 +++++++++++ > drivers/nvdimm/pmem.c | 97 ++++++++++++++++++++++------------- > drivers/s390/block/dcssblk.c | 15 ++++++ > fs/dax.c | 59 ++++++++++----------- > fs/iomap/buffered-io.c | 9 +--- > include/linux/dax.h | 21 +++----- > include/linux/device-mapper.h | 3 ++ > 11 files changed, 221 insertions(+), 91 deletions(-) > > -- > 2.20.1 >
