/*
* 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.
*/
-#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/completion.h>
#include <linux/buffer_head.h>
#include <linux/crc32.h>
-#include <asm/semaphore.h>
+#include <linux/gfs2_ondisk.h>
#include <asm/uaccess.h>
#include "gfs2.h"
+#include "incore.h"
#include "glock.h"
-#include "lm.h"
+#include "util.h"
-kmem_cache_t *gfs2_glock_cachep __read_mostly;
-kmem_cache_t *gfs2_inode_cachep __read_mostly;
-kmem_cache_t *gfs2_bufdata_cachep __read_mostly;
-
-uint32_t gfs2_disk_hash(const char *data, int len)
-{
- return crc32_le(0xFFFFFFFF, data, len) ^ 0xFFFFFFFF;
-}
+struct kmem_cache *gfs2_glock_cachep __read_mostly;
+struct kmem_cache *gfs2_inode_cachep __read_mostly;
+struct kmem_cache *gfs2_bufdata_cachep __read_mostly;
+struct kmem_cache *gfs2_rgrpd_cachep __read_mostly;
+struct kmem_cache *gfs2_quotad_cachep __read_mostly;
void gfs2_assert_i(struct gfs2_sbd *sdp)
{
sdp->sd_fsname);
}
+int gfs2_lm_withdraw(struct gfs2_sbd *sdp, char *fmt, ...)
+{
+ struct lm_lockstruct *ls = &sdp->sd_lockstruct;
+ const struct lm_lockops *lm = ls->ls_ops;
+ va_list args;
+
+ if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW &&
+ test_and_set_bit(SDF_SHUTDOWN, &sdp->sd_flags))
+ return 0;
+
+ va_start(args, fmt);
+ vprintk(fmt, args);
+ va_end(args);
+
+ if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW) {
+ fs_err(sdp, "about to withdraw this file system\n");
+ BUG_ON(sdp->sd_args.ar_debug);
+
+ kobject_uevent(&sdp->sd_kobj, KOBJ_OFFLINE);
+
+ if (lm->lm_unmount) {
+ fs_err(sdp, "telling LM to unmount\n");
+ lm->lm_unmount(sdp);
+ }
+ fs_err(sdp, "withdrawn\n");
+ dump_stack();
+ }
+
+ if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)
+ panic("GFS2: fsid=%s: panic requested.\n", sdp->sd_fsname);
+
+ return -1;
+}
+
/**
* gfs2_assert_withdraw_i - Cause the machine to withdraw if @assertion is false
* Returns: -1 if this call withdrew the machine,
"GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
sdp->sd_fsname, assertion,
sdp->sd_fsname, function, file, line);
+ dump_stack();
return (me) ? -1 : -2;
}
gfs2_tune_get(sdp, gt_complain_secs) * HZ))
return -2;
- printk(KERN_WARNING
- "GFS2: fsid=%s: warning: assertion \"%s\" failed\n"
- "GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
- sdp->sd_fsname, assertion,
- sdp->sd_fsname, function, file, line);
+ if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW)
+ printk(KERN_WARNING
+ "GFS2: fsid=%s: warning: assertion \"%s\" failed\n"
+ "GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
+ sdp->sd_fsname, assertion,
+ sdp->sd_fsname, function, file, line);
if (sdp->sd_args.ar_debug)
BUG();
+ else
+ dump_stack();
+
+ if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)
+ panic("GFS2: fsid=%s: warning: assertion \"%s\" failed\n"
+ "GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
+ sdp->sd_fsname, assertion,
+ sdp->sd_fsname, function, file, line);
sdp->sd_last_warning = jiffies;
int gfs2_consist_inode_i(struct gfs2_inode *ip, int cluster_wide,
const char *function, char *file, unsigned int line)
{
- struct gfs2_sbd *sdp = ip->i_sbd;
+ struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
int rv;
rv = gfs2_lm_withdraw(sdp,
"GFS2: fsid=%s: fatal: filesystem consistency error\n"
"GFS2: fsid=%s: inode = %llu %llu\n"
"GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
sdp->sd_fsname,
- sdp->sd_fsname, ip->i_num.no_formal_ino, ip->i_num.no_addr,
+ sdp->sd_fsname, (unsigned long long)ip->i_no_formal_ino,
+ (unsigned long long)ip->i_no_addr,
sdp->sd_fsname, function, file, line);
return rv;
}
"GFS2: fsid=%s: RG = %llu\n"
"GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
sdp->sd_fsname,
- sdp->sd_fsname, rgd->rd_ri.ri_addr,
+ sdp->sd_fsname, (unsigned long long)rgd->rd_addr,
sdp->sd_fsname, function, file, line);
return rv;
}
"GFS2: fsid=%s: bh = %llu (%s)\n"
"GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
sdp->sd_fsname,
- sdp->sd_fsname, (uint64_t)bh->b_blocknr, type,
+ sdp->sd_fsname, (unsigned long long)bh->b_blocknr, type,
sdp->sd_fsname, function, file, line);
return (me) ? -1 : -2;
}
*/
int gfs2_metatype_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh,
- uint16_t type, uint16_t t, const char *function,
+ u16 type, u16 t, const char *function,
char *file, unsigned int line)
{
int me;
"GFS2: fsid=%s: bh = %llu (type: exp=%u, found=%u)\n"
"GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
sdp->sd_fsname,
- sdp->sd_fsname, (uint64_t)bh->b_blocknr, type, t,
+ sdp->sd_fsname, (unsigned long long)bh->b_blocknr, type, t,
sdp->sd_fsname, function, file, line);
return (me) ? -1 : -2;
}
"GFS2: fsid=%s: block = %llu\n"
"GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
sdp->sd_fsname,
- sdp->sd_fsname, (uint64_t)bh->b_blocknr,
+ sdp->sd_fsname, (unsigned long long)bh->b_blocknr,
sdp->sd_fsname, function, file, line);
return rv;
}
-/**
- * gfs2_add_bh_to_ub - copy a buffer up to user space
- * @ub: the structure representing where to copy
- * @bh: the buffer
- *
- * Returns: errno
- */
-
-int gfs2_add_bh_to_ub(struct gfs2_user_buffer *ub, struct buffer_head *bh)
-{
- uint64_t blkno = bh->b_blocknr;
-
- if (ub->ub_count + sizeof(uint64_t) + bh->b_size > ub->ub_size)
- return -ENOMEM;
-
- if (copy_to_user(ub->ub_data + ub->ub_count,
- &blkno,
- sizeof(uint64_t)))
- return -EFAULT;
- ub->ub_count += sizeof(uint64_t);
-
- if (copy_to_user(ub->ub_data + ub->ub_count,
- bh->b_data,
- bh->b_size))
- return -EFAULT;
- ub->ub_count += bh->b_size;
-
- return 0;
-}
-
void gfs2_icbit_munge(struct gfs2_sbd *sdp, unsigned char **bitmap,
unsigned int bit, int new_value)
{