Add dax operation zero_page_range. This just calls generic helper generic_dax_zero_page_range().
Suggested-by: Christoph Hellwig <[email protected]> Signed-off-by: Vivek Goyal <[email protected]> --- drivers/s390/block/dcssblk.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index 63502ca537eb..f6709200bcd0 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -62,6 +62,7 @@ static const struct dax_operations dcssblk_dax_ops = { .dax_supported = generic_fsdax_supported, .copy_from_iter = dcssblk_dax_copy_from_iter, .copy_to_iter = dcssblk_dax_copy_to_iter, + .zero_page_range = dcssblk_dax_zero_page_range, }; struct dcssblk_dev_info { @@ -941,6 +942,12 @@ dcssblk_dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, return __dcssblk_direct_access(dev_info, pgoff, nr_pages, kaddr, pfn); } +static int dcssblk_dax_zero_page_range(struct dax_device *dax_dev,pgoff_t pgoff, + unsigned offset, size_t len) +{ + return generic_dax_zero_page_range(dax_dev, pgoff, offset, len); +} + static void dcssblk_check_params(void) { -- 2.18.1 -- dm-devel mailing list [email protected] https://www.redhat.com/mailman/listinfo/dm-devel
