diff options
| -rw-r--r-- | fs/fuse/dir.c | 28 | ||||
| -rw-r--r-- | fs/fuse/file.c | 44 | ||||
| -rw-r--r-- | fs/fuse/fuse_i.h | 5 | ||||
| -rw-r--r-- | fs/fuse/inode.c | 1 |
4 files changed, 45 insertions, 33 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 5e361b122526..8c233834591f 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -1597,23 +1597,17 @@ static void fuse_setattr_fill(struct fuse_conn *fc, struct fuse_req *req, /* * Flush inode->i_mtime to the server */ -int fuse_flush_mtime(struct file *file, bool nofail) +int fuse_flush_mtime(struct inode *inode, struct fuse_file *ff) { - struct inode *inode = file->f_mapping->host; - struct fuse_inode *fi = get_fuse_inode(inode); struct fuse_conn *fc = get_fuse_conn(inode); - struct fuse_req *req = NULL; + struct fuse_req *req; struct fuse_setattr_in inarg; struct fuse_attr_out outarg; int err; - if (nofail) { - req = fuse_get_req_nofail_nopages(fc, file); - } else { - req = fuse_get_req_nopages(fc); - if (IS_ERR(req)) - return PTR_ERR(req); - } + req = fuse_get_req_nopages(fc); + if (IS_ERR(req)) + return PTR_ERR(req); memset(&inarg, 0, sizeof(inarg)); memset(&outarg, 0, sizeof(outarg)); @@ -1621,15 +1615,15 @@ int fuse_flush_mtime(struct file *file, bool nofail) inarg.valid |= FATTR_MTIME; inarg.mtime = inode->i_mtime.tv_sec; inarg.mtimensec = inode->i_mtime.tv_nsec; - + if (ff) { + inarg.valid |= FATTR_FH; + inarg.fh = ff->fh; + } fuse_setattr_fill(fc, req, inode, &inarg, &outarg); fuse_request_send(fc, req); err = req->out.h.error; fuse_put_request(fc, req); - if (!err) - clear_bit(FUSE_I_MTIME_DIRTY, &fi->state); - return err; } @@ -1715,7 +1709,7 @@ int fuse_do_setattr(struct inode *inode, struct iattr *attr, /* the kernel maintains i_mtime locally */ if (trust_local_mtime && (attr->ia_valid & ATTR_MTIME)) { inode->i_mtime = attr->ia_mtime; - clear_bit(FUSE_I_MTIME_DIRTY, &fi->state); + /* FIXME: clear I_DIRTY_SYNC? */ } fuse_change_attributes_common(inode, &outarg.attr, @@ -1953,7 +1947,7 @@ static int fuse_update_time(struct inode *inode, struct timespec *now, { if (flags & S_MTIME) { inode->i_mtime = *now; - set_bit(FUSE_I_MTIME_DIRTY, &get_fuse_inode(inode)->state); + mark_inode_dirty_sync(inode); BUG_ON(!S_ISREG(inode->i_mode)); } return 0; diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 65586a567d0d..d228c3962ffd 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -324,10 +324,7 @@ static int fuse_release(struct inode *inode, struct file *file) /* see fuse_vma_close() for !writeback_cache case */ if (fc->writeback_cache) - filemap_write_and_wait(file->f_mapping); - - if (test_bit(FUSE_I_MTIME_DIRTY, &get_fuse_inode(inode)->state)) - fuse_flush_mtime(file, true); + write_inode_now(inode, 1); fuse_release_common(file, FUSE_RELEASE); @@ -449,7 +446,7 @@ static int fuse_flush(struct file *file, fl_owner_t id) if (fc->no_flush) return 0; - err = filemap_write_and_wait(file->f_mapping); + err = write_inode_now(inode, 1); if (err) return err; @@ -502,12 +499,10 @@ int fuse_fsync_common(struct file *file, loff_t start, loff_t end, goto out; fuse_sync_writes(inode); + err = sync_inode_metadata(inode, 1); + if (err) + goto out; - if (test_bit(FUSE_I_MTIME_DIRTY, &get_fuse_inode(inode)->state)) { - err = fuse_flush_mtime(file, false); - if (err) - goto out; - } if ((!isdir && fc->no_fsync) || (isdir && fc->no_fsyncdir)) goto out; @@ -1664,13 +1659,13 @@ static void fuse_writepage_end(struct fuse_conn *fc, struct fuse_req *req) fuse_writepage_free(fc, req); } -static struct fuse_file *fuse_write_file_get(struct fuse_conn *fc, - struct fuse_inode *fi) +static struct fuse_file *__fuse_write_file_get(struct fuse_conn *fc, + struct fuse_inode *fi) { struct fuse_file *ff = NULL; spin_lock(&fc->lock); - if (!WARN_ON(list_empty(&fi->write_files))) { + if (!list_empty(&fi->write_files)) { ff = list_entry(fi->write_files.next, struct fuse_file, write_entry); fuse_file_get(ff); @@ -1680,6 +1675,29 @@ static struct fuse_file *fuse_write_file_get(struct fuse_conn *fc, return ff; } +static struct fuse_file *fuse_write_file_get(struct fuse_conn *fc, + struct fuse_inode *fi) +{ + struct fuse_file *ff = __fuse_write_file_get(fc, fi); + WARN_ON(!ff); + return ff; +} + +int fuse_write_inode(struct inode *inode, struct writeback_control *wbc) +{ + struct fuse_conn *fc = get_fuse_conn(inode); + struct fuse_inode *fi = get_fuse_inode(inode); + struct fuse_file *ff; + int err; + + ff = __fuse_write_file_get(fc, fi); + err = fuse_flush_mtime(inode, ff); + if (ff) + fuse_file_put(ff, 0); + + return err; +} + static int fuse_writepage_locked(struct page *page) { struct address_space *mapping = page->mapping; diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index adfa2d505c1a..d2f10054b9a1 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -119,8 +119,6 @@ enum { FUSE_I_INIT_RDPLUS, /** An operation changing file size is in progress */ FUSE_I_SIZE_UNSTABLE, - /** i_mtime has been updated locally; a flush to userspace needed */ - FUSE_I_MTIME_DIRTY, }; struct fuse_conn; @@ -891,7 +889,8 @@ int fuse_dev_release(struct inode *inode, struct file *file); bool fuse_write_update_size(struct inode *inode, loff_t pos); -int fuse_flush_mtime(struct file *file, bool nofail); +int fuse_flush_mtime(struct inode *inode, struct fuse_file *ff); +int fuse_write_inode(struct inode *inode, struct writeback_control *wbc); int fuse_do_setattr(struct inode *inode, struct iattr *attr, struct file *file); diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 299e553fcdfd..5997e4940512 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -788,6 +788,7 @@ static const struct super_operations fuse_super_operations = { .alloc_inode = fuse_alloc_inode, .destroy_inode = fuse_destroy_inode, .evict_inode = fuse_evict_inode, + .write_inode = fuse_write_inode, .drop_inode = generic_delete_inode, .remount_fs = fuse_remount_fs, .put_super = fuse_put_super, |