113 	struct ceph_inode_info* ci = cookie_netfs_data;  in ceph_fscache_inode_check_aux()  local
114 	struct inode* inode = &ci->vfs_inode;  in ceph_fscache_inode_check_aux()
121 	aux.version = ci->i_version;  in ceph_fscache_inode_check_aux()
128 	dout("ceph inode 0x%p cached okay\n", ci);  in ceph_fscache_inode_check_aux()
140 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_fscache_register_inode_cookie()  local
153 	if (!ci->fscache) {  in ceph_fscache_register_inode_cookie()
155 		aux.version = ci->i_version;  in ceph_fscache_register_inode_cookie()
158 		ci->fscache = fscache_acquire_cookie(fsc->fscache,  in ceph_fscache_register_inode_cookie()
160 						     &ci->i_vino, sizeof(ci->i_vino),  in ceph_fscache_register_inode_cookie()
162 						     ci, i_size_read(inode), false);  in ceph_fscache_register_inode_cookie()
167 void ceph_fscache_unregister_inode_cookie(struct ceph_inode_info* ci)  in ceph_fscache_unregister_inode_cookie()  argument
171 	if ((cookie = ci->fscache) == NULL)  in ceph_fscache_unregister_inode_cookie()
174 	ci->fscache = NULL;  in ceph_fscache_unregister_inode_cookie()
176 	fscache_uncache_all_inode_pages(cookie, &ci->vfs_inode);  in ceph_fscache_unregister_inode_cookie()
177 	fscache_relinquish_cookie(cookie, &ci->i_vino, false);  in ceph_fscache_unregister_inode_cookie()
188 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_fscache_file_set_cookie()  local
190 	if (!fscache_cookie_valid(ci->fscache))  in ceph_fscache_file_set_cookie()
196 		fscache_disable_cookie(ci->fscache, &ci->i_vino, false);  in ceph_fscache_file_set_cookie()
197 		fscache_uncache_all_inode_pages(ci->fscache, inode);  in ceph_fscache_file_set_cookie()
199 		fscache_enable_cookie(ci->fscache, &ci->i_vino, i_size_read(inode),  in ceph_fscache_file_set_cookie()
201 		if (fscache_cookie_enabled(ci->fscache)) {  in ceph_fscache_file_set_cookie()
216 static inline bool cache_valid(struct ceph_inode_info *ci)  in cache_valid()  argument
218 	return ci->i_fscache_gen == ci->i_rdcache_gen;  in cache_valid()
229 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_readpage_from_fscache()  local
232 	if (!cache_valid(ci))  in ceph_readpage_from_fscache()
235 	ret = fscache_read_or_alloc_page(ci->fscache, page,  in ceph_readpage_from_fscache()
258 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_readpages_from_fscache()  local
261 	if (!cache_valid(ci))  in ceph_readpages_from_fscache()
264 	ret = fscache_read_or_alloc_pages(ci->fscache, mapping, pages, nr_pages,  in ceph_readpages_from_fscache()
284 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_readpage_to_fscache()  local
290 	if (!cache_valid(ci))  in ceph_readpage_to_fscache()
293 	ret = fscache_write_page(ci->fscache, page, i_size_read(inode),  in ceph_readpage_to_fscache()
296 		 fscache_uncache_page(ci->fscache, page);  in ceph_readpage_to_fscache()
301 	struct ceph_inode_info *ci = ceph_inode(inode);  in ceph_invalidate_fscache_page()  local
306 	fscache_wait_on_page_write(ci->fscache, page);  in ceph_invalidate_fscache_page()
307 	fscache_uncache_page(ci->fscache, page);  in ceph_invalidate_fscache_page()
336 void ceph_fscache_revalidate_cookie(struct ceph_inode_info *ci)  in ceph_fscache_revalidate_cookie()  argument
338 	if (cache_valid(ci))  in ceph_fscache_revalidate_cookie()
343 	mutex_lock(&ci->i_truncate_mutex);  in ceph_fscache_revalidate_cookie()
344 	if (!cache_valid(ci)) {  in ceph_fscache_revalidate_cookie()
345 		if (fscache_check_consistency(ci->fscache, &ci->i_vino))  in ceph_fscache_revalidate_cookie()
346 			fscache_invalidate(ci->fscache);  in ceph_fscache_revalidate_cookie()
347 		spin_lock(&ci->i_ceph_lock);  in ceph_fscache_revalidate_cookie()
348 		ci->i_fscache_gen = ci->i_rdcache_gen;  in ceph_fscache_revalidate_cookie()
349 		spin_unlock(&ci->i_ceph_lock);  in ceph_fscache_revalidate_cookie()
351 	mutex_unlock(&ci->i_truncate_mutex);  in ceph_fscache_revalidate_cookie()