linux/fs/gfs2/lops.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
 * Copyright (C) 2004-2008 Red Hat, Inc.  All rights reserved.
 */

#ifndef __LOPS_DOT_H__
#define __LOPS_DOT_H__

#include <linux/list.h>
#include "incore.h"

extern const struct gfs2_log_operations *gfs2_log_ops[];

void gfs2_log_incr_head(struct gfs2_sbd *sdp);
u64 gfs2_log_bmap(struct gfs2_jdesc *jd, unsigned int lbn);
void gfs2_log_write(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd,
		    struct page *page, unsigned size, unsigned offset,
		    u64 blkno);
void gfs2_log_submit_bio(struct bio **biop, blk_opf_t opf);
void gfs2_pin(struct gfs2_sbd *sdp, struct buffer_head *bh);
int gfs2_find_jhead(struct gfs2_jdesc *jd,
		    struct gfs2_log_header_host *head, bool keep_cache);
void gfs2_drain_revokes(struct gfs2_sbd *sdp);

static inline unsigned int buf_limit(struct gfs2_sbd *sdp)
{ … }

static inline unsigned int databuf_limit(struct gfs2_sbd *sdp)
{ … }

static inline void lops_before_commit(struct gfs2_sbd *sdp,
				      struct gfs2_trans *tr)
{ … }

static inline void lops_after_commit(struct gfs2_sbd *sdp,
				     struct gfs2_trans *tr)
{ … }

static inline void lops_before_scan(struct gfs2_jdesc *jd,
				    struct gfs2_log_header_host *head,
				    unsigned int pass)
{ … }

static inline int lops_scan_elements(struct gfs2_jdesc *jd, u32 start,
				     struct gfs2_log_descriptor *ld,
				     __be64 *ptr,
				     unsigned int pass)
{ … }

static inline void lops_after_scan(struct gfs2_jdesc *jd, int error,
				   unsigned int pass)
{ … }

#endif /* __LOPS_DOT_H__ */