blob: 0b7cc920eb89331f651cb3909c9492270d3db242 [file] [log] [blame]
David Teiglandb3b94fa2006-01-16 16:50:04 +00001/*
2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
Bob Peterson091806ed2008-04-29 12:35:48 -05003 * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
David Teiglandb3b94fa2006-01-16 16:50:04 +00004 *
5 * This copyrighted material is made available to anyone wishing to use,
6 * modify, copy, or redistribute it subject to the terms and conditions
Steven Whitehousee9fc2aa2006-09-01 11:05:15 -04007 * of the GNU General Public License version 2.
David Teiglandb3b94fa2006-01-16 16:50:04 +00008 */
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>
David Teiglandb3b94fa2006-01-16 16:50:04 +000015#include <linux/statfs.h>
16#include <linux/seq_file.h>
17#include <linux/mount.h>
18#include <linux/kthread.h>
19#include <linux/delay.h>
Steven Whitehouse5c676f62006-02-27 17:23:27 -050020#include <linux/gfs2_ondisk.h>
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -040021#include <linux/crc32.h>
Fabio Massimo Di Nitto7d308592006-09-19 07:56:29 +020022#include <linux/lm_interface.h>
David Teiglandb3b94fa2006-01-16 16:50:04 +000023
24#include "gfs2.h"
Steven Whitehouse5c676f62006-02-27 17:23:27 -050025#include "incore.h"
David Teiglandb3b94fa2006-01-16 16:50:04 +000026#include "glock.h"
27#include "inode.h"
David Teiglandb3b94fa2006-01-16 16:50:04 +000028#include "log.h"
29#include "mount.h"
30#include "ops_super.h"
David Teiglandb3b94fa2006-01-16 16:50:04 +000031#include "quota.h"
32#include "recovery.h"
33#include "rgrp.h"
34#include "super.h"
35#include "sys.h"
Steven Whitehouse5c676f62006-02-27 17:23:27 -050036#include "util.h"
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -040037#include "trans.h"
38#include "dir.h"
39#include "eattr.h"
40#include "bmap.h"
David Teiglandb3b94fa2006-01-16 16:50:04 +000041
42/**
43 * gfs2_write_inode - Make sure the inode is stable on the disk
44 * @inode: The inode
45 * @sync: synchronous write flag
46 *
47 * Returns: errno
48 */
49
50static int gfs2_write_inode(struct inode *inode, int sync)
51{
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -040052 struct gfs2_inode *ip = GFS2_I(inode);
David Teiglandb3b94fa2006-01-16 16:50:04 +000053
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -040054 /* Check this is a "normal" inode */
Bob Peterson091806ed2008-04-29 12:35:48 -050055 if (test_bit(GIF_USER, &ip->i_flags)) {
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -040056 if (current->flags & PF_MEMALLOC)
57 return 0;
58 if (sync)
Steven Whitehouse3a8476d2006-06-19 09:10:39 -040059 gfs2_log_flush(GFS2_SB(inode), ip->i_gl);
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -040060 }
David Teiglandb3b94fa2006-01-16 16:50:04 +000061
62 return 0;
63}
64
65/**
66 * gfs2_put_super - Unmount the filesystem
67 * @sb: The VFS superblock
68 *
69 */
70
71static void gfs2_put_super(struct super_block *sb)
72{
Steven Whitehouse5c676f62006-02-27 17:23:27 -050073 struct gfs2_sbd *sdp = sb->s_fs_info;
David Teiglandb3b94fa2006-01-16 16:50:04 +000074 int error;
75
76 if (!sdp)
77 return;
78
Abhijith Das86384602006-08-25 11:13:37 -050079 if (!strncmp(sb->s_type->name, "gfs2meta", 8))
Steven Whitehouse5acd3962006-09-04 16:16:45 -040080 return; /* Nothing to do */
Abhijith Das86384602006-08-25 11:13:37 -050081
David Teiglandb3b94fa2006-01-16 16:50:04 +000082 /* Unfreeze the filesystem, if we need to */
83
Steven Whitehousef55ab262006-02-21 12:51:39 +000084 mutex_lock(&sdp->sd_freeze_lock);
David Teiglandb3b94fa2006-01-16 16:50:04 +000085 if (sdp->sd_freeze_count)
86 gfs2_glock_dq_uninit(&sdp->sd_freeze_gh);
Steven Whitehousef55ab262006-02-21 12:51:39 +000087 mutex_unlock(&sdp->sd_freeze_lock);
David Teiglandb3b94fa2006-01-16 16:50:04 +000088
David Teiglandb3b94fa2006-01-16 16:50:04 +000089 kthread_stop(sdp->sd_quotad_process);
90 kthread_stop(sdp->sd_logd_process);
91 kthread_stop(sdp->sd_recoverd_process);
92 while (sdp->sd_glockd_num--)
93 kthread_stop(sdp->sd_glockd_process[sdp->sd_glockd_num]);
David Teiglandb3b94fa2006-01-16 16:50:04 +000094
95 if (!(sb->s_flags & MS_RDONLY)) {
96 error = gfs2_make_fs_ro(sdp);
97 if (error)
98 gfs2_io_error(sdp);
99 }
David Teiglandb3b94fa2006-01-16 16:50:04 +0000100 /* At this point, we're through modifying the disk */
101
102 /* Release stuff */
103
Steven Whitehousef42faf42006-01-30 18:34:10 +0000104 iput(sdp->sd_master_dir);
105 iput(sdp->sd_jindex);
106 iput(sdp->sd_inum_inode);
107 iput(sdp->sd_statfs_inode);
108 iput(sdp->sd_rindex);
109 iput(sdp->sd_quota_inode);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000110
111 gfs2_glock_put(sdp->sd_rename_gl);
112 gfs2_glock_put(sdp->sd_trans_gl);
113
114 if (!sdp->sd_args.ar_spectator) {
115 gfs2_glock_dq_uninit(&sdp->sd_journal_gh);
116 gfs2_glock_dq_uninit(&sdp->sd_jinode_gh);
117 gfs2_glock_dq_uninit(&sdp->sd_ir_gh);
118 gfs2_glock_dq_uninit(&sdp->sd_sc_gh);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000119 gfs2_glock_dq_uninit(&sdp->sd_qc_gh);
Steven Whitehousef42faf42006-01-30 18:34:10 +0000120 iput(sdp->sd_ir_inode);
121 iput(sdp->sd_sc_inode);
Steven Whitehousef42faf42006-01-30 18:34:10 +0000122 iput(sdp->sd_qc_inode);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000123 }
124
125 gfs2_glock_dq_uninit(&sdp->sd_live_gh);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000126 gfs2_clear_rgrpd(sdp);
127 gfs2_jindex_free(sdp);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000128 /* Take apart glock structures and buffer lists */
129 gfs2_gl_hash_clear(sdp, WAIT);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000130 /* Unmount the locking protocol */
131 gfs2_lm_unmount(sdp);
132
133 /* At this point, we're through participating in the lockspace */
David Teiglandb3b94fa2006-01-16 16:50:04 +0000134 gfs2_sys_fs_del(sdp);
Steven Whitehouseff6af412006-09-09 16:56:34 -0400135 kfree(sdp);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000136}
137
138/**
Steven Whitehouse4a221952006-11-01 09:57:57 -0500139 * gfs2_write_super
140 * @sb: the superblock
David Teiglandb3b94fa2006-01-16 16:50:04 +0000141 *
David Teiglandb3b94fa2006-01-16 16:50:04 +0000142 */
143
144static void gfs2_write_super(struct super_block *sb)
145{
Steven Whitehouse4a221952006-11-01 09:57:57 -0500146 sb->s_dirt = 0;
147}
148
149/**
150 * gfs2_sync_fs - sync the filesystem
151 * @sb: the superblock
152 *
153 * Flushes the log to disk.
154 */
155static int gfs2_sync_fs(struct super_block *sb, int wait)
156{
157 sb->s_dirt = 0;
Steven Whitehouseb0041572006-11-23 10:51:34 -0500158 if (wait)
159 gfs2_log_flush(sb->s_fs_info, NULL);
Steven Whitehouse4a221952006-11-01 09:57:57 -0500160 return 0;
David Teiglandb3b94fa2006-01-16 16:50:04 +0000161}
162
163/**
164 * gfs2_write_super_lockfs - prevent further writes to the filesystem
165 * @sb: the VFS structure for the filesystem
166 *
167 */
168
169static void gfs2_write_super_lockfs(struct super_block *sb)
170{
Steven Whitehouse5c676f62006-02-27 17:23:27 -0500171 struct gfs2_sbd *sdp = sb->s_fs_info;
David Teiglandb3b94fa2006-01-16 16:50:04 +0000172 int error;
173
David Teiglandc3780512006-12-06 11:46:33 -0600174 if (test_bit(SDF_SHUTDOWN, &sdp->sd_flags))
175 return;
176
David Teiglandb3b94fa2006-01-16 16:50:04 +0000177 for (;;) {
178 error = gfs2_freeze_fs(sdp);
179 if (!error)
180 break;
181
182 switch (error) {
183 case -EBUSY:
184 fs_err(sdp, "waiting for recovery before freeze\n");
185 break;
186
187 default:
188 fs_err(sdp, "error freezing FS: %d\n", error);
189 break;
190 }
191
192 fs_err(sdp, "retrying...\n");
193 msleep(1000);
194 }
195}
196
197/**
198 * gfs2_unlockfs - reallow writes to the filesystem
199 * @sb: the VFS structure for the filesystem
200 *
201 */
202
203static void gfs2_unlockfs(struct super_block *sb)
204{
Steven Whitehouse2bdbc5d2006-09-05 09:34:20 -0400205 gfs2_unfreeze_fs(sb->s_fs_info);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000206}
207
208/**
209 * gfs2_statfs - Gather and return stats about the filesystem
210 * @sb: The superblock
211 * @statfsbuf: The buffer
212 *
213 * Returns: 0 on success or error code
214 */
215
Steven Whitehouse0c0834a2006-07-03 11:38:01 -0400216static int gfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
David Teiglandb3b94fa2006-01-16 16:50:04 +0000217{
Steven Whitehouse0c0834a2006-07-03 11:38:01 -0400218 struct super_block *sb = dentry->d_inode->i_sb;
Steven Whitehouse5c676f62006-02-27 17:23:27 -0500219 struct gfs2_sbd *sdp = sb->s_fs_info;
Al Virobd209cc2006-10-13 23:43:19 -0400220 struct gfs2_statfs_change_host sc;
David Teiglandb3b94fa2006-01-16 16:50:04 +0000221 int error;
222
David Teiglandb3b94fa2006-01-16 16:50:04 +0000223 if (gfs2_tune_get(sdp, gt_statfs_slow))
224 error = gfs2_statfs_slow(sdp, &sc);
225 else
226 error = gfs2_statfs_i(sdp, &sc);
227
228 if (error)
229 return error;
230
David Teiglandb3b94fa2006-01-16 16:50:04 +0000231 buf->f_type = GFS2_MAGIC;
232 buf->f_bsize = sdp->sd_sb.sb_bsize;
233 buf->f_blocks = sc.sc_total;
234 buf->f_bfree = sc.sc_free;
235 buf->f_bavail = sc.sc_free;
236 buf->f_files = sc.sc_dinodes + sc.sc_free;
237 buf->f_ffree = sc.sc_free;
238 buf->f_namelen = GFS2_FNAMESIZE;
239
240 return 0;
241}
242
243/**
244 * gfs2_remount_fs - called when the FS is remounted
245 * @sb: the filesystem
246 * @flags: the remount flags
247 * @data: extra data passed in (not used right now)
248 *
249 * Returns: errno
250 */
251
252static int gfs2_remount_fs(struct super_block *sb, int *flags, char *data)
253{
Steven Whitehouse5c676f62006-02-27 17:23:27 -0500254 struct gfs2_sbd *sdp = sb->s_fs_info;
David Teiglandb3b94fa2006-01-16 16:50:04 +0000255 int error;
256
David Teiglandb3b94fa2006-01-16 16:50:04 +0000257 error = gfs2_mount_args(sdp, data, 1);
258 if (error)
259 return error;
260
261 if (sdp->sd_args.ar_spectator)
262 *flags |= MS_RDONLY;
263 else {
264 if (*flags & MS_RDONLY) {
265 if (!(sb->s_flags & MS_RDONLY))
266 error = gfs2_make_fs_ro(sdp);
267 } else if (!(*flags & MS_RDONLY) &&
268 (sb->s_flags & MS_RDONLY)) {
269 error = gfs2_make_fs_rw(sdp);
270 }
271 }
272
273 if (*flags & (MS_NOATIME | MS_NODIRATIME))
274 set_bit(SDF_NOATIME, &sdp->sd_flags);
275 else
276 clear_bit(SDF_NOATIME, &sdp->sd_flags);
277
278 /* Don't let the VFS update atimes. GFS2 handles this itself. */
279 *flags |= MS_NOATIME | MS_NODIRATIME;
280
281 return error;
282}
283
284/**
Steven Whitehouse3b8249f2007-03-16 09:40:31 +0000285 * gfs2_drop_inode - Drop an inode (test for remote unlink)
286 * @inode: The inode to drop
287 *
288 * If we've received a callback on an iopen lock then its because a
289 * remote node tried to deallocate the inode but failed due to this node
290 * still having the inode open. Here we mark the link count zero
291 * since we know that it must have reached zero if the GLF_DEMOTE flag
292 * is set on the iopen glock. If we didn't do a disk read since the
293 * remote node removed the final link then we might otherwise miss
294 * this event. This check ensures that this node will deallocate the
295 * inode's blocks, or alternatively pass the baton on to another
296 * node for later deallocation.
297 */
298static void gfs2_drop_inode(struct inode *inode)
299{
Bob Peterson091806ed2008-04-29 12:35:48 -0500300 struct gfs2_inode *ip = GFS2_I(inode);
301
302 if (test_bit(GIF_USER, &ip->i_flags) && inode->i_nlink) {
Steven Whitehouse3b8249f2007-03-16 09:40:31 +0000303 struct gfs2_glock *gl = ip->i_iopen_gh.gh_gl;
304 if (gl && test_bit(GLF_DEMOTE, &gl->gl_flags))
305 clear_nlink(inode);
306 }
307 generic_drop_inode(inode);
308}
309
310/**
David Teiglandb3b94fa2006-01-16 16:50:04 +0000311 * gfs2_clear_inode - Deallocate an inode when VFS is done with it
312 * @inode: The VFS inode
313 *
314 */
315
316static void gfs2_clear_inode(struct inode *inode)
317{
Bob Peterson091806ed2008-04-29 12:35:48 -0500318 struct gfs2_inode *ip = GFS2_I(inode);
319
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400320 /* This tells us its a "real" inode and not one which only
321 * serves to contain an address space (see rgrp.c, meta_io.c)
322 * which therefore doesn't have its own glocks.
323 */
Bob Peterson091806ed2008-04-29 12:35:48 -0500324 if (test_bit(GIF_USER, &ip->i_flags)) {
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400325 ip->i_gl->gl_object = NULL;
David Teiglandb3b94fa2006-01-16 16:50:04 +0000326 gfs2_glock_schedule_for_reclaim(ip->i_gl);
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400327 gfs2_glock_put(ip->i_gl);
328 ip->i_gl = NULL;
Abhijith Dasd93cfa92007-06-11 08:22:32 +0100329 if (ip->i_iopen_gh.gh_gl) {
330 ip->i_iopen_gh.gh_gl->gl_object = NULL;
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400331 gfs2_glock_dq_uninit(&ip->i_iopen_gh);
Abhijith Dasd93cfa92007-06-11 08:22:32 +0100332 }
David Teiglandb3b94fa2006-01-16 16:50:04 +0000333 }
334}
335
336/**
337 * gfs2_show_options - Show mount options for /proc/mounts
338 * @s: seq_file structure
339 * @mnt: vfsmount
340 *
341 * Returns: 0 on success or error code
342 */
343
344static int gfs2_show_options(struct seq_file *s, struct vfsmount *mnt)
345{
Steven Whitehouse5c676f62006-02-27 17:23:27 -0500346 struct gfs2_sbd *sdp = mnt->mnt_sb->s_fs_info;
David Teiglandb3b94fa2006-01-16 16:50:04 +0000347 struct gfs2_args *args = &sdp->sd_args;
348
David Teiglandb3b94fa2006-01-16 16:50:04 +0000349 if (args->ar_lockproto[0])
350 seq_printf(s, ",lockproto=%s", args->ar_lockproto);
351 if (args->ar_locktable[0])
352 seq_printf(s, ",locktable=%s", args->ar_locktable);
353 if (args->ar_hostdata[0])
354 seq_printf(s, ",hostdata=%s", args->ar_hostdata);
355 if (args->ar_spectator)
356 seq_printf(s, ",spectator");
357 if (args->ar_ignore_local_fs)
358 seq_printf(s, ",ignore_local_fs");
359 if (args->ar_localflocks)
360 seq_printf(s, ",localflocks");
361 if (args->ar_localcaching)
362 seq_printf(s, ",localcaching");
363 if (args->ar_debug)
364 seq_printf(s, ",debug");
365 if (args->ar_upgrade)
366 seq_printf(s, ",upgrade");
367 if (args->ar_num_glockd != GFS2_GLOCKD_DEFAULT)
368 seq_printf(s, ",num_glockd=%u", args->ar_num_glockd);
369 if (args->ar_posix_acl)
370 seq_printf(s, ",acl");
371 if (args->ar_quota != GFS2_QUOTA_DEFAULT) {
372 char *state;
373 switch (args->ar_quota) {
374 case GFS2_QUOTA_OFF:
375 state = "off";
376 break;
377 case GFS2_QUOTA_ACCOUNT:
378 state = "account";
379 break;
380 case GFS2_QUOTA_ON:
381 state = "on";
382 break;
383 default:
384 state = "unknown";
385 break;
386 }
387 seq_printf(s, ",quota=%s", state);
388 }
389 if (args->ar_suiddir)
390 seq_printf(s, ",suiddir");
391 if (args->ar_data != GFS2_DATA_DEFAULT) {
392 char *state;
393 switch (args->ar_data) {
394 case GFS2_DATA_WRITEBACK:
395 state = "writeback";
396 break;
397 case GFS2_DATA_ORDERED:
398 state = "ordered";
399 break;
400 default:
401 state = "unknown";
402 break;
403 }
404 seq_printf(s, ",data=%s", state);
405 }
406
407 return 0;
408}
409
Steven Whitehouse907b9bc2006-09-25 09:26:04 -0400410/*
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400411 * We have to (at the moment) hold the inodes main lock to cover
412 * the gap between unlocking the shared lock on the iopen lock and
413 * taking the exclusive lock. I'd rather do a shared -> exclusive
414 * conversion on the iopen lock, but we can change that later. This
415 * is safe, just less efficient.
416 */
417static void gfs2_delete_inode(struct inode *inode)
418{
419 struct gfs2_sbd *sdp = inode->i_sb->s_fs_info;
420 struct gfs2_inode *ip = GFS2_I(inode);
421 struct gfs2_holder gh;
422 int error;
423
Bob Peterson091806ed2008-04-29 12:35:48 -0500424 if (!test_bit(GIF_USER, &ip->i_flags))
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400425 goto out;
426
Abhijith Dasd93cfa92007-06-11 08:22:32 +0100427 error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400428 if (unlikely(error)) {
429 gfs2_glock_dq_uninit(&ip->i_iopen_gh);
430 goto out;
431 }
432
Abhijith Dasd93cfa92007-06-11 08:22:32 +0100433 gfs2_glock_dq_wait(&ip->i_iopen_gh);
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400434 gfs2_holder_reinit(LM_ST_EXCLUSIVE, LM_FLAG_TRY_1CB | GL_NOCACHE, &ip->i_iopen_gh);
435 error = gfs2_glock_nq(&ip->i_iopen_gh);
436 if (error)
437 goto out_uninit;
438
Steven Whitehouseb60623c2006-11-01 12:22:46 -0500439 if (S_ISDIR(inode->i_mode) &&
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400440 (ip->i_di.di_flags & GFS2_DIF_EXHASH)) {
441 error = gfs2_dir_exhash_dealloc(ip);
442 if (error)
443 goto out_unlock;
444 }
445
446 if (ip->i_di.di_eattr) {
447 error = gfs2_ea_dealloc(ip);
448 if (error)
449 goto out_unlock;
450 }
451
452 if (!gfs2_is_stuffed(ip)) {
453 error = gfs2_file_dealloc(ip);
454 if (error)
455 goto out_unlock;
456 }
457
458 error = gfs2_dinode_dealloc(ip);
Steven Whitehouse16615be2007-09-17 10:59:52 +0100459 if (error)
460 goto out_unlock;
461
462 error = gfs2_trans_begin(sdp, 0, sdp->sd_jdesc->jd_blocks);
463 if (error)
464 goto out_unlock;
465 /* Needs to be done before glock release & also in a transaction */
Steven Whitehouse49686f72007-01-08 14:31:40 +0000466 truncate_inode_pages(&inode->i_data, 0);
Steven Whitehouse16615be2007-09-17 10:59:52 +0100467 gfs2_trans_end(sdp);
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400468
469out_unlock:
470 gfs2_glock_dq(&ip->i_iopen_gh);
471out_uninit:
472 gfs2_holder_uninit(&ip->i_iopen_gh);
473 gfs2_glock_dq_uninit(&gh);
Steven Whitehouse3b8249f2007-03-16 09:40:31 +0000474 if (error && error != GLR_TRYFAILED)
Steven Whitehousefeaa7bb2006-06-14 15:32:57 -0400475 fs_warn(sdp, "gfs2_delete_inode: %d\n", error);
476out:
477 truncate_inode_pages(&inode->i_data, 0);
478 clear_inode(inode);
479}
480
481
482
Steven Whitehouse320dd102006-05-18 16:25:27 -0400483static struct inode *gfs2_alloc_inode(struct super_block *sb)
484{
Steven Whitehouse320dd102006-05-18 16:25:27 -0400485 struct gfs2_inode *ip;
486
487 ip = kmem_cache_alloc(gfs2_inode_cachep, GFP_KERNEL);
488 if (ip) {
489 ip->i_flags = 0;
490 ip->i_gl = NULL;
Steven Whitehouse320dd102006-05-18 16:25:27 -0400491 }
492 return &ip->i_inode;
493}
494
495static void gfs2_destroy_inode(struct inode *inode)
496{
497 kmem_cache_free(gfs2_inode_cachep, inode);
498}
499
Josef 'Jeff' Sipekee9b6d62007-02-12 00:55:41 -0800500const struct super_operations gfs2_super_ops = {
Steven Whitehouse4a221952006-11-01 09:57:57 -0500501 .alloc_inode = gfs2_alloc_inode,
502 .destroy_inode = gfs2_destroy_inode,
503 .write_inode = gfs2_write_inode,
504 .delete_inode = gfs2_delete_inode,
505 .put_super = gfs2_put_super,
506 .write_super = gfs2_write_super,
507 .sync_fs = gfs2_sync_fs,
508 .write_super_lockfs = gfs2_write_super_lockfs,
509 .unlockfs = gfs2_unlockfs,
510 .statfs = gfs2_statfs,
511 .remount_fs = gfs2_remount_fs,
512 .clear_inode = gfs2_clear_inode,
Steven Whitehouse3b8249f2007-03-16 09:40:31 +0000513 .drop_inode = gfs2_drop_inode,
Steven Whitehouse4a221952006-11-01 09:57:57 -0500514 .show_options = gfs2_show_options,
David Teiglandb3b94fa2006-01-16 16:50:04 +0000515};
516