diff options
| author | Jan Kara <jack@suse.cz> | 2017-11-01 16:36:39 +0100 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-11-03 06:26:24 -0700 |
| commit | 9a0dd42251439de635088b97533109a935864a84 (patch) | |
| tree | 8409c4579c18ccf3c9c05ec7dd651c46683fca51 /include/linux/dax.h | |
| parent | cec04e8c825eaa5a4bb1a3ce0d3784628e965196 (diff) | |
dax: Allow dax_iomap_fault() to return pfn
For synchronous page fault dax_iomap_fault() will need to return PFN
which will then need to be inserted into page tables after fsync()
completes. Add necessary parameter to dax_iomap_fault().
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'include/linux/dax.h')
| -rw-r--r-- | include/linux/dax.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/dax.h b/include/linux/dax.h index 122197124b9d..e7fa4b8f45bc 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -95,7 +95,7 @@ bool dax_write_cache_enabled(struct dax_device *dax_dev); ssize_t dax_iomap_rw(struct kiocb *iocb, struct iov_iter *iter, const struct iomap_ops *ops); int dax_iomap_fault(struct vm_fault *vmf, enum page_entry_size pe_size, - const struct iomap_ops *ops); + pfn_t *pfnp, const struct iomap_ops *ops); int dax_delete_mapping_entry(struct address_space *mapping, pgoff_t index); int dax_invalidate_mapping_entry_sync(struct address_space *mapping, pgoff_t index); |