125 	struct ceph_inode_info* ci = cookie_netfs_data;  in ceph_fscache_inode_check_aux()  local
126 	struct inode* inode = &ci->vfs_inode;  in ceph_fscache_inode_check_aux()
133 	aux.version = ci->i_version;  in ceph_fscache_inode_check_aux()
140 	dout("ceph inode 0x%p cached okay\n", ci);  in ceph_fscache_inode_check_aux()
152 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_fscache_register_inode_cookie()  local
165 	if (!ci->fscache) {  in ceph_fscache_register_inode_cookie()
167 		aux.version = ci->i_version;  in ceph_fscache_register_inode_cookie()
170 		ci->fscache = fscache_acquire_cookie(fsc->fscache,  in ceph_fscache_register_inode_cookie()
172 						     &ci->i_vino, sizeof(ci->i_vino),  in ceph_fscache_register_inode_cookie()
174 						     ci, i_size_read(inode), false);  in ceph_fscache_register_inode_cookie()
179 void ceph_fscache_unregister_inode_cookie(struct ceph_inode_info* ci)  in ceph_fscache_unregister_inode_cookie()  argument
183 	if ((cookie = ci->fscache) == NULL)  in ceph_fscache_unregister_inode_cookie()
186 	ci->fscache = NULL;  in ceph_fscache_unregister_inode_cookie()
188 	fscache_uncache_all_inode_pages(cookie, &ci->vfs_inode);  in ceph_fscache_unregister_inode_cookie()
189 	fscache_relinquish_cookie(cookie, &ci->i_vino, false);  in ceph_fscache_unregister_inode_cookie()
200 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_fscache_file_set_cookie()  local
202 	if (!fscache_cookie_valid(ci->fscache))  in ceph_fscache_file_set_cookie()
208 		fscache_disable_cookie(ci->fscache, &ci->i_vino, false);  in ceph_fscache_file_set_cookie()
209 		fscache_uncache_all_inode_pages(ci->fscache, inode);  in ceph_fscache_file_set_cookie()
211 		fscache_enable_cookie(ci->fscache, &ci->i_vino, i_size_read(inode),  in ceph_fscache_file_set_cookie()
213 		if (fscache_cookie_enabled(ci->fscache)) {  in ceph_fscache_file_set_cookie()
228 static inline bool cache_valid(struct ceph_inode_info *ci)  in cache_valid()  argument
230 	return ci->i_fscache_gen == ci->i_rdcache_gen;  in cache_valid()
241 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_readpage_from_fscache()  local
244 	if (!cache_valid(ci))  in ceph_readpage_from_fscache()
247 	ret = fscache_read_or_alloc_page(ci->fscache, page,  in ceph_readpage_from_fscache()
270 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_readpages_from_fscache()  local
273 	if (!cache_valid(ci))  in ceph_readpages_from_fscache()
276 	ret = fscache_read_or_alloc_pages(ci->fscache, mapping, pages, nr_pages,  in ceph_readpages_from_fscache()
296 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_readpage_to_fscache()  local
302 	if (!cache_valid(ci))  in ceph_readpage_to_fscache()
305 	ret = fscache_write_page(ci->fscache, page, i_size_read(inode),  in ceph_readpage_to_fscache()
308 		 fscache_uncache_page(ci->fscache, page);  in ceph_readpage_to_fscache()
313 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_invalidate_fscache_page()  local
318 	fscache_wait_on_page_write(ci->fscache, page);  in ceph_invalidate_fscache_page()
319 	fscache_uncache_page(ci->fscache, page);  in ceph_invalidate_fscache_page()
348 void ceph_fscache_revalidate_cookie(struct ceph_inode_info *ci)  in ceph_fscache_revalidate_cookie()  argument
350 	if (cache_valid(ci))  in ceph_fscache_revalidate_cookie()
355 	mutex_lock(&ci->i_truncate_mutex);  in ceph_fscache_revalidate_cookie()
356 	if (!cache_valid(ci)) {  in ceph_fscache_revalidate_cookie()
357 		if (fscache_check_consistency(ci->fscache, &ci->i_vino))  in ceph_fscache_revalidate_cookie()
358 			fscache_invalidate(ci->fscache);  in ceph_fscache_revalidate_cookie()
359 		spin_lock(&ci->i_ceph_lock);  in ceph_fscache_revalidate_cookie()
360 		ci->i_fscache_gen = ci->i_rdcache_gen;  in ceph_fscache_revalidate_cookie()
361 		spin_unlock(&ci->i_ceph_lock);  in ceph_fscache_revalidate_cookie()
363 	mutex_unlock(&ci->i_truncate_mutex);  in ceph_fscache_revalidate_cookie()