+// SPDX-License-Identifier: GPL-2.0
/*
- * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like. Any license provided herein, whether implied or
- * otherwise, applies only to this software file. Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA 94043, or:
- *
- * http://www.sgi.com
- *
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ * Copyright (c) 2000-2005 Silicon Graphics, Inc.All Rights Reserved.
*/
#ifndef LIBXLOG_H
#define LIBXLOG_H
-#include <libxfs.h>
-
/*
* define the userlevel xlog_t to be the subset of the kernel's
* xlog_t that we actually need to get our work done, avoiding
* the need to define any exotic kernel types in userland.
*/
-typedef struct log {
+struct xlog {
xfs_lsn_t l_tail_lsn; /* lsn of 1st LR w/ unflush buffers */
xfs_lsn_t l_last_sync_lsn;/* lsn of last LR on disk */
xfs_mount_t *l_mp; /* mount point */
- dev_t l_dev; /* dev_t of log */
+ struct xfs_buftarg *l_dev; /* dev_t of log */
xfs_daddr_t l_logBBstart; /* start block of log */
- int l_logsize; /* size of log in bytes */
int l_logBBsize; /* size of log in 512 byte chunks */
int l_curr_cycle; /* Cycle number of log writes */
int l_prev_cycle; /* Cycle # b4 last block increment */
int l_iclog_size; /* size of log in bytes */
int l_iclog_size_log;/* log power size of log */
int l_iclog_bufs; /* number of iclog buffers */
- int l_grant_reserve_cycle; /* */
- int l_grant_reserve_bytes; /* */
- int l_grant_write_cycle; /* */
- int l_grant_write_bytes; /* */
-} xlog_t;
-
-#include <xfs_log_recover.h>
-#include <xfs_buf_item.h>
-#include <xfs_inode_item.h>
-#include <xfs_extfree_item.h>
-#include <xfs_dquot_item.h>
+ atomic64_t l_grant_reserve_head;
+ atomic64_t l_grant_write_head;
+ uint l_sectbb_log; /* log2 of sector size in bbs */
+ uint l_sectbb_mask; /* sector size (in BBs)
+ * alignment mask */
+ int l_sectBBsize; /* size of log sector in 512 byte chunks */
+};
+#include "xfs_log_recover.h"
/*
* macros mapping kernel code to user code
+ *
+ * XXX: this is duplicated stuff - should be shared with libxfs.
*/
-#define STATIC static
-#define EFSCORRUPTED 990
-#define XFS_ERROR(e) (e)
-#define min(a,b) ((a) < (b) ? (a) : (b))
-
-#if (__GNUC__ < 2) || ((__GNUC__ == 2) && (__GNUC_MINOR__ <= 95))
-# define xlog_warn(fmt,args...) \
- ( fprintf(stderr,fmt,## args), fputc('\n', stderr) )
-# define cmn_err(sev,fmt,args...) \
- xlog_warn(fmt,## args)
-# define xlog_exit(fmt,args...) \
- ( xlog_warn(fmt,## args), exit(1) )
-# define xlog_panic(fmt,args...) \
- xlog_exit(fmt,## args)
+#ifndef EFSCORRUPTED
+#define EFSCORRUPTED 990
+#endif
+#define STATIC static
+#define XFS_ERROR(e) (e)
+#ifdef DEBUG
+#define XFS_ERROR_REPORT(e,l,mp) fprintf(stderr, "ERROR: %s\n", e)
#else
-# define xlog_warn(...) \
- ( fprintf(stderr,__VA_ARGS__), fputc('\n', stderr) )
-# define cmn_err(sev,...) \
- xlog_warn(__VA_ARGS__)
-# define xlog_exit(...) \
- ( xlog_warn(__VA_ARGS__), exit(1) )
-# define xlog_panic(...) \
- xlog_exit(__VA_ARGS__)
+#define XFS_ERROR_REPORT(e,l,mp) ((void) 0)
#endif
-
-#define xlog_get_bp(nbblks, mp) libxfs_getbuf(x.logdev, 0, (nbblks))
-#define xlog_put_bp(bp) libxfs_putbuf(bp)
-#define xlog_bread(log,blkno,nbblks,bp) \
- (libxfs_readbufr(x.logdev, \
- (log)->l_logBBstart+(blkno), bp, (nbblks), 1), 0)
-
-#define kmem_zalloc(size, foo) calloc(size,1)
-#define kmem_free(ptr, foo) free(ptr)
-#define kmem_realloc(ptr, len, old, foo) realloc(ptr, len)
+#define XFS_CORRUPTION_ERROR(e,l,mp,m) ((void) 0)
+#define XFS_MOUNT_WAS_CLEAN 0x1
+#define unlikely(x) (x)
+#define xfs_alert(mp,fmt,args...) cmn_err(CE_ALERT,fmt, ## args)
+#define xfs_warn(mp,fmt,args...) cmn_err(CE_WARN,fmt, ## args)
+#define xfs_hex_dump(d,n) ((void) 0)
+#define __round_mask(x, y) ((__typeof__(x))((y)-1))
+#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1)
+#define round_down(x, y) ((x) & ~__round_mask(x, y))
+
+extern void xlog_warn(char *fmt,...);
+extern void xlog_exit(char *fmt,...);
+extern void xlog_panic(char *fmt,...);
/* exports */
-extern int print_record_header;
extern int print_exit;
+extern int print_skip_uuid;
+extern int print_record_header;
/* libxfs parameters */
extern libxfs_init_t x;
-extern void xfs_log_print_trans(xlog_t *log,
- int print_block_start);
-
-extern void xfs_log_print( xlog_t *log,
- int fd,
- int print_block_start);
-extern int xlog_find_zeroed(xlog_t *log, xfs_daddr_t *blk_no);
-extern int xlog_find_cycle_start(xlog_t *log, xfs_buf_t *bp,
- xfs_daddr_t first_blk, xfs_daddr_t *last_blk, uint cycle);
-extern int xlog_find_tail(xlog_t *log, xfs_daddr_t *head_blk,
- xfs_daddr_t *tail_blk, int readonly);
-
-extern int xlog_test_footer(xlog_t *log);
-extern int xlog_recover(xlog_t *log, int readonly);
-extern void xlog_recover_print_data(xfs_caddr_t p, int len);
-extern void xlog_recover_print_logitem(xlog_recover_item_t *item);
-extern void xlog_recover_print_trans_head(xlog_recover_t *tr);
-extern int xlog_print_find_oldest(xlog_t *log, xfs_daddr_t *last_blk);
-
-extern void print_xlog_op_line(void);
-extern void print_xlog_record_line(void);
-extern void print_stars(void);
+extern int xlog_is_dirty(struct xfs_mount *, struct xlog *, libxfs_init_t *,
+ int);
+extern struct xfs_buf *xlog_get_bp(struct xlog *, int);
+extern void xlog_put_bp(struct xfs_buf *);
+extern int xlog_bread(struct xlog *log, xfs_daddr_t blk_no, int nbblks,
+ xfs_buf_t *bp, char **offset);
+extern int xlog_bread_noalign(struct xlog *log, xfs_daddr_t blk_no,
+ int nbblks, xfs_buf_t *bp);
+
+extern int xlog_find_zeroed(struct xlog *log, xfs_daddr_t *blk_no);
+extern int xlog_find_cycle_start(struct xlog *log, xfs_buf_t *bp,
+ xfs_daddr_t first_blk, xfs_daddr_t *last_blk,
+ uint cycle);
+extern int xlog_find_tail(struct xlog *log, xfs_daddr_t *head_blk,
+ xfs_daddr_t *tail_blk);
+
+extern int xlog_recover(struct xlog *log, int readonly);
+extern void xlog_recover_print_data(char *p, int len);
+extern void xlog_recover_print_logitem(xlog_recover_item_t *item);
+extern void xlog_recover_print_trans_head(xlog_recover_t *tr);
+extern int xlog_print_find_oldest(struct xlog *log, xfs_daddr_t *last_blk);
/* for transactional view */
-extern void xlog_recover_print_trans_head(xlog_recover_t *tr);
-
-extern void xlog_recover_print_trans( xlog_recover_t *trans,
- xlog_recover_item_t *itemq,
- int print);
-
-extern int xlog_do_recovery_pass( xlog_t *log,
- xfs_daddr_t head_blk,
- xfs_daddr_t tail_blk,
- int pass);
-extern int xlog_recover_do_trans( xlog_t *log,
- xlog_recover_t *trans,
- int pass);
-extern int xlog_header_check_recover( xfs_mount_t *mp,
- xlog_rec_header_t *head);
-extern int xlog_header_check_mount( xfs_mount_t *mp,
- xlog_rec_header_t *head);
-
+extern void xlog_recover_print_trans_head(xlog_recover_t *tr);
+extern void xlog_recover_print_trans(xlog_recover_t *trans,
+ struct list_head *itemq, int print);
+extern int xlog_do_recovery_pass(struct xlog *log, xfs_daddr_t head_blk,
+ xfs_daddr_t tail_blk, int pass);
+extern int xlog_recover_do_trans(struct xlog *log, xlog_recover_t *trans,
+ int pass);
+extern int xlog_header_check_recover(xfs_mount_t *mp,
+ xlog_rec_header_t *head);
+extern int xlog_header_check_mount(xfs_mount_t *mp,
+ xlog_rec_header_t *head);
+
+#define xlog_assign_atomic_lsn(l,a,b) ((void) 0)
+#define xlog_assign_grant_head(l,a,b) ((void) 0)
#endif /* LIBXLOG_H */
projects / thirdparty / xfsprogs-dev.git / blobdiff