ext4: drop ext4_es_is_delonly()

Since we don't add delayed flag in unwritten extents, so there is no
difference between ext4_es_is_delayed() and ext4_es_is_delonly(),
just drop ext4_es_is_delonly().
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://patch.msgid.link/20240813123452.2824659-12-yi.zhang@huaweicloud.comSigned-off-by: Theodore Ts'o <tytso@mit.edu>

fs/ext4/extents_status.c

@@ -558,8 +558,8 @@ static int ext4_es_can_be_merged(struct extent_status *es1,
 	if (ext4_es_is_hole(es1))
 		return 1;
 
-	/* we need to check delayed extent is without unwritten status */
-	if (ext4_es_is_delayed(es1) && !ext4_es_is_unwritten(es1))
+	/* we need to check delayed extent */
+	if (ext4_es_is_delayed(es1))
 		return 1;
 
 	return 0;
@@ -1135,7 +1135,7 @@ static void count_rsvd(struct inode *inode, ext4_lblk_t lblk, long len,
 	struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
 	ext4_lblk_t i, end, nclu;
 
-	if (!ext4_es_is_delonly(es))
+	if (!ext4_es_is_delayed(es))
 		return;
 
 	WARN_ON(len <= 0);
@@ -1285,7 +1285,7 @@ static unsigned int get_rsvd(struct inode *inode, ext4_lblk_t end,
 		es = rc->left_es;
 		while (es && ext4_es_end(es) >=
 		       EXT4_LBLK_CMASK(sbi, rc->first_do_lblk)) {
-			if (ext4_es_is_delonly(es)) {
+			if (ext4_es_is_delayed(es)) {
 				rc->ndelonly--;
 				left_delonly = true;
 				break;
@@ -1305,7 +1305,7 @@ static unsigned int get_rsvd(struct inode *inode, ext4_lblk_t end,
 			}
 			while (es && es->es_lblk <=
 			       EXT4_LBLK_CFILL(sbi, rc->last_do_lblk)) {
-				if (ext4_es_is_delonly(es)) {
+				if (ext4_es_is_delayed(es)) {
 					rc->ndelonly--;
 					right_delonly = true;
 					break;
@@ -2226,7 +2226,7 @@ static int __revise_pending(struct inode *inode, ext4_lblk_t lblk,
 	if (EXT4_B2C(sbi, lblk) == EXT4_B2C(sbi, end)) {
 		first = EXT4_LBLK_CMASK(sbi, lblk);
 		if (first != lblk)
-			f_del = __es_scan_range(inode, &ext4_es_is_delonly,
+			f_del = __es_scan_range(inode, &ext4_es_is_delayed,
 						first, lblk - 1);
 		if (f_del) {
 			ret = __insert_pending(inode, first, prealloc);
@@ -2238,7 +2238,7 @@ static int __revise_pending(struct inode *inode, ext4_lblk_t lblk,
 			       sbi->s_cluster_ratio - 1;
 			if (last != end)
 				l_del = __es_scan_range(inode,
-							&ext4_es_is_delonly,
+							&ext4_es_is_delayed,
 							end + 1, last);
 			if (l_del) {
 				ret = __insert_pending(inode, last, prealloc);
@@ -2251,7 +2251,7 @@ static int __revise_pending(struct inode *inode, ext4_lblk_t lblk,
 	} else {
 		first = EXT4_LBLK_CMASK(sbi, lblk);
 		if (first != lblk)
-			f_del = __es_scan_range(inode, &ext4_es_is_delonly,
+			f_del = __es_scan_range(inode, &ext4_es_is_delayed,
 						first, lblk - 1);
 		if (f_del) {
 			ret = __insert_pending(inode, first, prealloc);
@@ -2263,7 +2263,7 @@ static int __revise_pending(struct inode *inode, ext4_lblk_t lblk,
 
 		last = EXT4_LBLK_CMASK(sbi, end) + sbi->s_cluster_ratio - 1;
 		if (last != end)
-			l_del = __es_scan_range(inode, &ext4_es_is_delonly,
+			l_del = __es_scan_range(inode, &ext4_es_is_delayed,
 						end + 1, last);
 		if (l_del) {
 			ret = __insert_pending(inode, last, prealloc);

fs/ext4/extents_status.h

@@ -190,11 +190,6 @@ static inline int ext4_es_is_mapped(struct extent_status *es)
 	return (ext4_es_is_written(es) || ext4_es_is_unwritten(es));
 }
 
-static inline int ext4_es_is_delonly(struct extent_status *es)
-{
-	return (ext4_es_is_delayed(es) && !ext4_es_is_unwritten(es));
-}
-
 static inline void ext4_es_set_referenced(struct extent_status *es)
 {
 	es->es_pblk |= ((ext4_fsblk_t)EXTENT_STATUS_REFERENCED) << ES_SHIFT;

fs/ext4/inode.c

@@ -1645,7 +1645,7 @@ static int ext4_clu_alloc_state(struct inode *inode, ext4_lblk_t lblk)
 	int ret;
 
 	/* Has delalloc reservation? */
-	if (ext4_es_scan_clu(inode, &ext4_es_is_delonly, lblk))
+	if (ext4_es_scan_clu(inode, &ext4_es_is_delayed, lblk))
 		return 1;
 
 	/* Already been allocated? */
@@ -1766,7 +1766,7 @@ static int ext4_da_map_blocks(struct inode *inode, struct ext4_map_blocks *map)
 		 * Delayed extent could be allocated by fallocate.
 		 * So we need to check it.
 		 */
-		if (ext4_es_is_delonly(&es)) {
+		if (ext4_es_is_delayed(&es)) {
 			map->m_flags |= EXT4_MAP_DELAYED;
 			return 0;
 		}