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2024-05-10 cde9070d9970eef1f7ec2360586c802a16230ad8 
 kernel/fs/ocfs2/ocfs2_fs.h
....@@ -1,3 +1,4 @@
1
+/* SPDX-License-Identifier: GPL-2.0-only */
12 /* -*- mode: c; c-basic-offset: 8; -*-
23  * vim: noexpandtab sw=8 ts=8 sts=0:
34  *
....@@ -6,20 +7,6 @@
67  * On-disk structures for OCFS2.
78  *
89  * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
9
- *
10
- * This program is free software; you can redistribute it and/or
11
- * modify it under the terms of the GNU General Public
12
- * License, version 2,  as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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- * General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public
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- * License along with this program; if not, write to the
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- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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- * Boston, MA 021110-1307, USA.
2310  */
2411 
2512 #ifndef _OCFS2_FS_H
....@@ -392,21 +379,6 @@
392379 #define OCFS2_HB_GLOBAL			"heartbeat=global"
393380 
394381 /*
395
- * OCFS2 directory file types.  Only the low 3 bits are used.  The
396
- * other bits are reserved for now.
397
- */
398
-#define OCFS2_FT_UNKNOWN	0
399
-#define OCFS2_FT_REG_FILE	1
400
-#define OCFS2_FT_DIR		2
401
-#define OCFS2_FT_CHRDEV		3
402
-#define OCFS2_FT_BLKDEV		4
403
-#define OCFS2_FT_FIFO		5
404
-#define OCFS2_FT_SOCK		6
405
-#define OCFS2_FT_SYMLINK	7
406
-
407
-#define OCFS2_FT_MAX		8
408
-
409
-/*
410382  * OCFS2_DIR_PAD defines the directory entries boundaries
411383  *
412384  * NOTE: It must be a multiple of 4
....@@ -423,17 +395,6 @@
423395 #define	OCFS2_DX_LINK_MAX	((1U << 31) - 1U)
424396 #define	OCFS2_LINKS_HI_SHIFT	16
425397 #define	OCFS2_DX_ENTRIES_MAX	(0xffffffffU)
426
-
427
-#define S_SHIFT			12
428
-static unsigned char ocfs2_type_by_mode[S_IFMT >> S_SHIFT] = {
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-	[S_IFREG >> S_SHIFT]  = OCFS2_FT_REG_FILE,
430
-	[S_IFDIR >> S_SHIFT]  = OCFS2_FT_DIR,
431
-	[S_IFCHR >> S_SHIFT]  = OCFS2_FT_CHRDEV,
432
-	[S_IFBLK >> S_SHIFT]  = OCFS2_FT_BLKDEV,
433
-	[S_IFIFO >> S_SHIFT]  = OCFS2_FT_FIFO,
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-	[S_IFSOCK >> S_SHIFT] = OCFS2_FT_SOCK,
435
-	[S_IFLNK >> S_SHIFT]  = OCFS2_FT_SYMLINK,
436
-};
437398 
438399 
439400 /*
....@@ -509,7 +470,7 @@
509470 	__le16 l_reserved1;
510471 	__le64 l_reserved2;		/* Pad to
511472 					   sizeof(ocfs2_extent_rec) */
512
-/*10*/	struct ocfs2_extent_rec l_recs[0];	/* Extent records */
473
+/*10*/	struct ocfs2_extent_rec l_recs[];	/* Extent records */
513474 };
514475 
515476 /*
....@@ -523,7 +484,7 @@
523484 	__le16 cl_count;		/* Total chains in this list */
524485 	__le16 cl_next_free_rec;	/* Next unused chain slot */
525486 	__le64 cl_reserved1;
526
-/*10*/	struct ocfs2_chain_rec cl_recs[0];	/* Chain records */
487
+/*10*/	struct ocfs2_chain_rec cl_recs[];	/* Chain records */
527488 };
528489 
529490 /*
....@@ -535,7 +496,7 @@
535496 /*00*/	__le16 tl_count;		/* Total records in this log */
536497 	__le16 tl_used;			/* Number of records in use */
537498 	__le32 tl_reserved1;
538
-/*08*/	struct ocfs2_truncate_rec tl_recs[0];	/* Truncate records */
499
+/*08*/	struct ocfs2_truncate_rec tl_recs[];	/* Truncate records */
539500 };
540501 
541502 /*
....@@ -679,7 +640,7 @@
679640 	__le16 la_size;		/* Size of included bitmap, in bytes */
680641 	__le16 la_reserved1;
681642 	__le64 la_reserved2;
682
-/*10*/	__u8   la_bitmap[0];
643
+/*10*/	__u8   la_bitmap[];
683644 };
684645 
685646 /*
....@@ -692,7 +653,7 @@
692653 				 * for data, starting at id_data */
693654 	__le16	id_reserved0;
694655 	__le32	id_reserved1;
695
-	__u8	id_data[0];	/* Start of user data */
656
+	__u8	id_data[];	/* Start of user data */
696657 };
697658 
698659 /*
....@@ -837,7 +798,7 @@
837798 					 * possible in de_entries */
838799 	__le16		de_num_used;	/* Current number of
839800 					 * de_entries entries */
840
-	struct	ocfs2_dx_entry		de_entries[0];	/* Indexed dir entries
801
+	struct	ocfs2_dx_entry		de_entries[];	/* Indexed dir entries
841802 							 * in a packed array of
842803 							 * length de_num_used */
843804 };
....@@ -974,7 +935,7 @@
974935 	__le16 rl_used;		/* Current number of used records */
975936 	__le32 rl_reserved2;
976937 	__le64 rl_reserved1;	/* Pad to sizeof(ocfs2_refcount_record) */
977
-/*10*/	struct ocfs2_refcount_rec rl_recs[0];	/* Refcount records */
938
+/*10*/	struct ocfs2_refcount_rec rl_recs[];	/* Refcount records */
978939 };
979940 
980941 
....@@ -1060,7 +1021,7 @@
10601021 						    buckets.  A block uses
10611022 						    xb_check and sets
10621023 						    this field to zero.) */
1063
-	struct ocfs2_xattr_entry xh_entries[0]; /* xattr entry list. */
1024
+	struct ocfs2_xattr_entry xh_entries[]; /* xattr entry list. */
10641025 };
10651026 
10661027 /*
....@@ -1246,7 +1207,7 @@
12461207 /* Header of one chunk of a quota file */
12471208 struct ocfs2_local_disk_chunk {
12481209 	__le32 dqc_free;	/* Number of free entries in the bitmap */
1249
-	__u8 dqc_bitmap[0];	/* Bitmap of entries in the corresponding
1210
+	__u8 dqc_bitmap[];	/* Bitmap of entries in the corresponding
12501211 				 * chunk of quota file */
12511212 };
12521213 
....@@ -1629,7 +1590,7 @@
16291590 static inline void ocfs2_set_de_type(struct ocfs2_dir_entry *de,
16301591 				    umode_t mode)
16311592 {
1632
-	de->file_type = ocfs2_type_by_mode[(mode & S_IFMT)>>S_SHIFT];
1593
+	de->file_type = fs_umode_to_ftype(mode);
16331594 }
16341595 
16351596 static inline int ocfs2_gd_is_discontig(struct ocfs2_group_desc *gd)