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-rw-r--r--fs/gfs2/daemon.c61
1 files changed, 0 insertions, 61 deletions
diff --git a/fs/gfs2/daemon.c b/fs/gfs2/daemon.c
deleted file mode 100644
index 2662df0d5b93..000000000000
--- a/fs/gfs2/daemon.c
+++ /dev/null
@@ -1,61 +0,0 @@
1/*
2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
4 *
5 * This copyrighted material is made available to anyone wishing to use,
6 * modify, copy, or redistribute it subject to the terms and conditions
7 * of the GNU General Public License version 2.
8 */
9
10#include <linux/sched.h>
11#include <linux/slab.h>
12#include <linux/spinlock.h>
13#include <linux/completion.h>
14#include <linux/buffer_head.h>
15#include <linux/kthread.h>
16#include <linux/delay.h>
17#include <linux/gfs2_ondisk.h>
18#include <linux/lm_interface.h>
19#include <linux/freezer.h>
20
21#include "gfs2.h"
22#include "incore.h"
23#include "daemon.h"
24#include "glock.h"
25#include "log.h"
26#include "recovery.h"
27#include "super.h"
28#include "util.h"
29
30/* This uses schedule_timeout() instead of msleep() because it's good for
31 the daemons to wake up more often than the timeout when unmounting so
32 the user's unmount doesn't sit there forever.
33
34 The kthread functions used to start these daemons block and flush signals. */
35
36/**
37 * gfs2_glockd - Reclaim unused glock structures
38 * @sdp: Pointer to GFS2 superblock
39 *
40 * One or more of these daemons run, reclaiming glocks on sd_reclaim_list.
41 * Number of daemons can be set by user, with num_glockd mount option.
42 */
43
44int gfs2_glockd(void *data)
45{
46 struct gfs2_sbd *sdp = data;
47
48 while (!kthread_should_stop()) {
49 while (atomic_read(&sdp->sd_reclaim_count))
50 gfs2_reclaim_glock(sdp);
51
52 wait_event_interruptible(sdp->sd_reclaim_wq,
53 (atomic_read(&sdp->sd_reclaim_count) ||
54 kthread_should_stop()));
55 if (freezing(current))
56 refrigerator();
57 }
58
59 return 0;
60}
61