Contributors: 10
Author Tokens Token Proportion Commits Commit Proportion
David Teigland 168 46.54% 1 2.56%
Steven Whitehouse 94 26.04% 13 33.33%
Andreas Gruenbacher 47 13.02% 9 23.08%
Robert S Peterson 33 9.14% 9 23.08%
Benjamin Marzinski 8 2.22% 2 5.13%
Christoph Hellwig 4 1.11% 1 2.56%
Nathan Scott 3 0.83% 1 2.56%
Thomas Gleixner 2 0.55% 1 2.56%
Bart Van Assche 1 0.28% 1 2.56%
Tejun Heo 1 0.28% 1 2.56%
Total 361 39 


/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
 * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
 */

#ifndef __LOG_DOT_H__
#define __LOG_DOT_H__

#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/writeback.h>
#include "incore.h"
#include "inode.h"

/*
 * The minimum amount of log space required for a log flush is one block for
 * revokes and one block for the log header.  Log flushes other than
 * GFS2_LOG_HEAD_FLUSH_NORMAL may write one or two more log headers.
 */
#define GFS2_LOG_FLUSH_MIN_BLOCKS 4

static inline void gfs2_ordered_add_inode(struct gfs2_inode *ip)
{
	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);

	if (gfs2_is_jdata(ip) || !gfs2_is_ordered(sdp))
		return;

	if (list_empty(&ip->i_ordered)) {
		spin_lock(&sdp->sd_ordered_lock);
		if (list_empty(&ip->i_ordered))
			list_add(&ip->i_ordered, &sdp->sd_log_ordered);
		spin_unlock(&sdp->sd_ordered_lock);
	}
}

void gfs2_ordered_del_inode(struct gfs2_inode *ip);
unsigned int gfs2_struct2blk(struct gfs2_sbd *sdp, unsigned int nstruct);
bool gfs2_log_is_empty(struct gfs2_sbd *sdp);
void gfs2_log_release_revokes(struct gfs2_sbd *sdp, unsigned int revokes);
void gfs2_log_release(struct gfs2_sbd *sdp, unsigned int blks);
bool gfs2_log_try_reserve(struct gfs2_sbd *sdp, struct gfs2_trans *tr,
			  unsigned int *extra_revokes);
void gfs2_log_reserve(struct gfs2_sbd *sdp, struct gfs2_trans *tr,
		      unsigned int *extra_revokes);
void gfs2_write_log_header(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd,
			   u64 seq, u32 tail, u32 lblock, u32 flags,
			   blk_opf_t op_flags);
void gfs2_remove_from_journal(struct buffer_head *bh, int meta);
void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl,
		    u32 type);
void gfs2_log_commit(struct gfs2_sbd *sdp, struct gfs2_trans *trans);
void gfs2_ail1_flush(struct gfs2_sbd *sdp, struct writeback_control *wbc);
void log_flush_wait(struct gfs2_sbd *sdp);

int gfs2_logd(void *data);
void gfs2_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd);
void gfs2_glock_remove_revoke(struct gfs2_glock *gl);
void gfs2_flush_revokes(struct gfs2_sbd *sdp);
void gfs2_ail_drain(struct gfs2_sbd *sdp);

#endif /* __LOG_DOT_H__ */