32 /* Just increment the non-pointer handle value */
35 	handle_t *handle = current->journal_info;  in ext4_get_nojournal()  local
36 	unsigned long ref_cnt = (unsigned long)handle;  in ext4_get_nojournal()
41 	handle = (handle_t *)ref_cnt;  in ext4_get_nojournal()
43 	current->journal_info = handle;  in ext4_get_nojournal()
44 	return handle;  in ext4_get_nojournal()
48 /* Decrement the non-pointer handle value */
49 static void ext4_put_nojournal(handle_t *handle)  in ext4_put_nojournal()  argument
51 	unsigned long ref_cnt = (unsigned long)handle;  in ext4_put_nojournal()
56 	handle = (handle_t *)ref_cnt;  in ext4_put_nojournal()
58 	current->journal_info = handle;  in ext4_put_nojournal()
109 int __ext4_journal_stop(const char *where, unsigned int line, handle_t *handle)  in __ext4_journal_stop()  argument
115 	if (!ext4_handle_valid(handle)) {  in __ext4_journal_stop()
116 		ext4_put_nojournal(handle);  in __ext4_journal_stop()
120 	err = handle->h_err;  in __ext4_journal_stop()
121 	if (!handle->h_transaction) {  in __ext4_journal_stop()
122 		rc = jbd2_journal_stop(handle);  in __ext4_journal_stop()
126 	sb = handle->h_transaction->t_journal->j_private;  in __ext4_journal_stop()
127 	rc = jbd2_journal_stop(handle);  in __ext4_journal_stop()
136 handle_t *__ext4_journal_start_reserved(handle_t *handle, unsigned int line,  in __ext4_journal_start_reserved()  argument
142 	if (!ext4_handle_valid(handle))  in __ext4_journal_start_reserved()
145 	sb = handle->h_journal->j_private;  in __ext4_journal_start_reserved()
147 				jbd2_handle_buffer_credits(handle), _RET_IP_);  in __ext4_journal_start_reserved()
150 		jbd2_journal_free_reserved(handle);  in __ext4_journal_start_reserved()
154 	err = jbd2_journal_start_reserved(handle, type, line);  in __ext4_journal_start_reserved()
157 	return handle;  in __ext4_journal_start_reserved()
160 int __ext4_journal_ensure_credits(handle_t *handle, int check_cred,  in __ext4_journal_ensure_credits()  argument
163 	if (!ext4_handle_valid(handle))  in __ext4_journal_ensure_credits()
165 	if (jbd2_handle_buffer_credits(handle) >= check_cred &&  in __ext4_journal_ensure_credits()
166 	    handle->h_revoke_credits >= revoke_cred)  in __ext4_journal_ensure_credits()
168 	extend_cred = max(0, extend_cred - jbd2_handle_buffer_credits(handle));  in __ext4_journal_ensure_credits()
169 	revoke_cred = max(0, revoke_cred - handle->h_revoke_credits);  in __ext4_journal_ensure_credits()
170 	return ext4_journal_extend(handle, extend_cred, revoke_cred);  in __ext4_journal_ensure_credits()
176 				      handle_t *handle, int err)  in ext4_journal_abort_handle()  argument
181 	BUG_ON(!ext4_handle_valid(handle));  in ext4_journal_abort_handle()
186 	if (!handle->h_err)  in ext4_journal_abort_handle()
187 		handle->h_err = err;  in ext4_journal_abort_handle()
189 	if (is_handle_aborted(handle))  in ext4_journal_abort_handle()
195 	jbd2_journal_abort_handle(handle);  in ext4_journal_abort_handle()
221 				    handle_t *handle, struct buffer_head *bh)  in __ext4_journal_get_write_access()  argument
230 	if (ext4_handle_valid(handle)) {  in __ext4_journal_get_write_access()
231 		err = jbd2_journal_get_write_access(handle, bh);  in __ext4_journal_get_write_access()
234 						  handle, err);  in __ext4_journal_get_write_access()
248  * If the handle isn't valid we're not journaling, but we still need to
251 int __ext4_forget(const char *where, unsigned int line, handle_t *handle,  in __ext4_forget()  argument
268 	if (!ext4_handle_valid(handle)) {  in __ext4_forget()
282 			err = jbd2_journal_forget(handle, bh);  in __ext4_forget()
285 							  bh, handle, err);  in __ext4_forget()
295 	err = jbd2_journal_revoke(handle, blocknr, bh);  in __ext4_forget()
298 					  bh, handle, err);  in __ext4_forget()
307 				handle_t *handle, struct buffer_head *bh)  in __ext4_journal_get_create_access()  argument
311 	if (ext4_handle_valid(handle)) {  in __ext4_journal_get_create_access()
312 		err = jbd2_journal_get_create_access(handle, bh);  in __ext4_journal_get_create_access()
315 						  bh, handle, err);  in __ext4_journal_get_create_access()
321 				 handle_t *handle, struct inode *inode,  in __ext4_handle_dirty_metadata()  argument
330 	if (ext4_handle_valid(handle)) {  in __ext4_handle_dirty_metadata()
331 		err = jbd2_journal_dirty_metadata(handle, bh);  in __ext4_handle_dirty_metadata()
333 		if (!is_handle_aborted(handle) && WARN_ON_ONCE(err)) {  in __ext4_handle_dirty_metadata()
335 						  handle, err);  in __ext4_handle_dirty_metadata()
338 				       "failed: handle type %u started at "  in __ext4_handle_dirty_metadata()
340 				       handle->h_type,  in __ext4_handle_dirty_metadata()
341 				       handle->h_line_no,  in __ext4_handle_dirty_metadata()
342 				       handle->h_requested_credits,  in __ext4_handle_dirty_metadata()
343 				       jbd2_handle_buffer_credits(handle), err);  in __ext4_handle_dirty_metadata()
349 					 "handle type %u started at line %u, "  in __ext4_handle_dirty_metadata()
351 					 handle->h_type,  in __ext4_handle_dirty_metadata()
352 					 handle->h_line_no,  in __ext4_handle_dirty_metadata()
353 					 handle->h_requested_credits,  in __ext4_handle_dirty_metadata()
354 					 jbd2_handle_buffer_credits(handle),  in __ext4_handle_dirty_metadata()
377 			      handle_t *handle, struct super_block *sb)  in __ext4_handle_dirty_super()  argument
383 	if (ext4_handle_valid(handle)) {  in __ext4_handle_dirty_super()
384 		err = jbd2_journal_dirty_metadata(handle, bh);  in __ext4_handle_dirty_super()
387 						  bh, handle, err);  in __ext4_handle_dirty_super()