diff options
Diffstat (limited to 'fs/fuse')
| -rw-r--r-- | fs/fuse/dax.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/fs/fuse/dax.c b/fs/fuse/dax.c index b8ec7d64aa68..c21305409191 100644 --- a/fs/fuse/dax.c +++ b/fs/fuse/dax.c @@ -575,6 +575,16 @@ out: return ret; } +static int fuse_dax_writepages(struct address_space *mapping, + struct writeback_control *wbc) +{ + + struct inode *inode = mapping->host; + struct fuse_conn *fc = get_fuse_conn(inode); + + return dax_writeback_mapping_range(mapping, fc->dax->dev, wbc); +} + static vm_fault_t __fuse_dax_fault(struct vm_fault *vmf, enum page_entry_size pe_size, bool write) { @@ -741,6 +751,13 @@ bool fuse_dax_inode_alloc(struct super_block *sb, struct fuse_inode *fi) return true; } +static const struct address_space_operations fuse_dax_file_aops = { + .writepages = fuse_dax_writepages, + .direct_IO = noop_direct_IO, + .set_page_dirty = noop_set_page_dirty, + .invalidatepage = noop_invalidatepage, +}; + void fuse_dax_inode_init(struct inode *inode) { struct fuse_conn *fc = get_fuse_conn(inode); @@ -749,6 +766,7 @@ void fuse_dax_inode_init(struct inode *inode) return; inode->i_flags |= S_DAX; + inode->i_data.a_ops = &fuse_dax_file_aops; } bool fuse_dax_check_alignment(struct fuse_conn *fc, unsigned int map_alignment) |