/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
- * Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
- * of the GNU General Public License v.2.
+ * of the GNU General Public License version 2.
*/
#ifndef __LOG_DOT_H__
#define __LOG_DOT_H__
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include "incore.h"
+
/**
* gfs2_log_lock - acquire the right to mess with the log manager
* @sdp: the filesystem
*/
static inline void gfs2_log_lock(struct gfs2_sbd *sdp)
+__acquires(&sdp->sd_log_lock)
{
spin_lock(&sdp->sd_log_lock);
}
*/
static inline void gfs2_log_unlock(struct gfs2_sbd *sdp)
+__releases(&sdp->sd_log_lock)
{
spin_unlock(&sdp->sd_log_lock);
}
{
if (++value == sdp->sd_jdesc->jd_blocks) {
value = 0;
- sdp->sd_log_wraps++;
}
sdp->sd_log_head = sdp->sd_log_tail = value;
}
unsigned int gfs2_struct2blk(struct gfs2_sbd *sdp, unsigned int nstruct,
unsigned int ssize);
-void gfs2_ail1_start(struct gfs2_sbd *sdp, int flags);
-int gfs2_ail1_empty(struct gfs2_sbd *sdp, int flags);
-
int gfs2_log_reserve(struct gfs2_sbd *sdp, unsigned int blks);
void gfs2_log_release(struct gfs2_sbd *sdp, unsigned int blks);
+void gfs2_log_incr_head(struct gfs2_sbd *sdp);
struct buffer_head *gfs2_log_get_buf(struct gfs2_sbd *sdp);
struct buffer_head *gfs2_log_fake_buf(struct gfs2_sbd *sdp,
struct buffer_head *real);
+void __gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl);
+
+static inline void gfs2_log_flush(struct gfs2_sbd *sbd, struct gfs2_glock *gl)
+{
+ if (!gl || test_bit(GLF_LFLUSH, &gl->gl_flags))
+ __gfs2_log_flush(sbd, gl);
+}
-#define gfs2_log_flush(sdp) gfs2_log_flush_i((sdp), NULL)
-#define gfs2_log_flush_glock(gl) gfs2_log_flush_i((gl)->gl_sbd, (gl))
-void gfs2_log_flush_i(struct gfs2_sbd *sdp, struct gfs2_glock *gl);
void gfs2_log_commit(struct gfs2_sbd *sdp, struct gfs2_trans *trans);
+void gfs2_remove_from_ail(struct gfs2_bufdata *bd);
void gfs2_log_shutdown(struct gfs2_sbd *sdp);
+void gfs2_meta_syncfs(struct gfs2_sbd *sdp);
+int gfs2_logd(void *data);
#endif /* __LOG_DOT_H__ */