*/
#include <linux/module.h>
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/slab.h>
-#include <linux/stat.h>
-#include <linux/time.h>
-#include <linux/affs_fs.h>
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <linux/string.h>
-#include <linux/genhd.h>
-#include <linux/amigaffs.h>
-#include <linux/major.h>
-#include <linux/blkdev.h>
#include <linux/init.h>
-#include <linux/smp_lock.h>
-#include <linux/buffer_head.h>
-#include <linux/vfs.h>
+#include <linux/statfs.h>
#include <linux/parser.h>
-#include <asm/system.h>
-#include <asm/uaccess.h>
+#include <linux/magic.h>
+#include "affs.h"
extern struct timezone sys_tz;
-static int affs_statfs(struct super_block *sb, struct kstatfs *buf);
+static int affs_statfs(struct dentry *dentry, struct kstatfs *buf);
static int affs_remount (struct super_block *sb, int *flags, char *data);
static void
pr_debug("AFFS: put_super()\n");
if (!(sb->s_flags & MS_RDONLY)) {
- AFFS_ROOT_TAIL(sb, sbi->s_root_bh)->bm_flag = be32_to_cpu(1);
+ AFFS_ROOT_TAIL(sb, sbi->s_root_bh)->bm_flag = cpu_to_be32(1);
secs_to_datestamp(get_seconds(),
&AFFS_ROOT_TAIL(sb, sbi->s_root_bh)->disk_change);
affs_fix_checksum(sb, sbi->s_root_bh);
mark_buffer_dirty(sbi->s_root_bh);
}
- affs_brelse(sbi->s_bmap_bh);
- if (sbi->s_prefix)
- kfree(sbi->s_prefix);
- kfree(sbi->s_bitmap);
+ kfree(sbi->s_prefix);
+ affs_free_bitmap(sb);
affs_brelse(sbi->s_root_bh);
kfree(sbi);
sb->s_fs_info = NULL;
// if (sbi->s_bitmap[i].bm_bh) {
// if (buffer_dirty(sbi->s_bitmap[i].bm_bh)) {
// clean = 0;
- AFFS_ROOT_TAIL(sb, sbi->s_root_bh)->bm_flag = be32_to_cpu(clean);
+ AFFS_ROOT_TAIL(sb, sbi->s_root_bh)->bm_flag = cpu_to_be32(clean);
secs_to_datestamp(get_seconds(),
&AFFS_ROOT_TAIL(sb, sbi->s_root_bh)->disk_change);
affs_fix_checksum(sb, sbi->s_root_bh);
pr_debug("AFFS: write_super() at %lu, clean=%d\n", get_seconds(), clean);
}
-static kmem_cache_t * affs_inode_cachep;
+static struct kmem_cache * affs_inode_cachep;
static struct inode *affs_alloc_inode(struct super_block *sb)
{
struct affs_inode_info *ei;
- ei = (struct affs_inode_info *)kmem_cache_alloc(affs_inode_cachep, SLAB_KERNEL);
+ ei = (struct affs_inode_info *)kmem_cache_alloc(affs_inode_cachep, GFP_KERNEL);
if (!ei)
return NULL;
ei->vfs_inode.i_version = 1;
kmem_cache_free(affs_inode_cachep, AFFS_I(inode));
}
-static void init_once(void * foo, kmem_cache_t * cachep, unsigned long flags)
+static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flags)
{
struct affs_inode_info *ei = (struct affs_inode_info *) foo;
{
affs_inode_cachep = kmem_cache_create("affs_inode_cache",
sizeof(struct affs_inode_info),
- 0, SLAB_HWCACHE_ALIGN|SLAB_RECLAIM_ACCOUNT,
+ 0, (SLAB_RECLAIM_ACCOUNT|
+ SLAB_MEM_SPREAD),
init_once, NULL);
if (affs_inode_cachep == NULL)
return -ENOMEM;
static void destroy_inodecache(void)
{
- if (kmem_cache_destroy(affs_inode_cachep))
- printk(KERN_INFO "affs_inode_cache: not all structures were freed\n");
+ kmem_cache_destroy(affs_inode_cachep);
}
static struct super_operations affs_sops = {
*mount_opts |= SF_MUFS;
break;
case Opt_prefix:
- if (*prefix) { /* Free any previous prefix */
- kfree(*prefix);
- *prefix = NULL;
- }
+ /* Free any previous prefix */
+ kfree(*prefix);
+ *prefix = NULL;
*prefix = match_strdup(&args[0]);
if (!*prefix)
return 0;
gid_t gid;
int reserved;
unsigned long mount_flags;
+ int tmp_flags; /* fix remount prototype... */
+ u8 sig[4];
pr_debug("AFFS: read_super(%s)\n",data ? (const char *)data : "no options");
sb->s_op = &affs_sops;
sb->s_flags |= MS_NODIRATIME;
- sbi = kmalloc(sizeof(struct affs_sb_info), GFP_KERNEL);
+ sbi = kzalloc(sizeof(struct affs_sb_info), GFP_KERNEL);
if (!sbi)
return -ENOMEM;
sb->s_fs_info = sbi;
- memset(sbi, 0, sizeof(*sbi));
init_MUTEX(&sbi->s_bmlock);
if (!parse_options(data,&uid,&gid,&i,&reserved,&root_block,
printk(KERN_ERR "AFFS: Cannot read boot block\n");
goto out_error;
}
- chksum = be32_to_cpu(*(u32 *)boot_bh->b_data);
+ memcpy(sig, boot_bh->b_data, 4);
brelse(boot_bh);
+ chksum = be32_to_cpu(*(__be32 *)sig);
/* Dircache filesystems are compatible with non-dircache ones
* when reading. As long as they aren't supported, writing is
printk(KERN_NOTICE "AFFS: Dircache FS - mounting %s read only\n",
sb->s_id);
sb->s_flags |= MS_RDONLY;
- sbi->s_flags |= SF_READONLY;
}
switch (chksum) {
case MUFS_FS:
}
if (mount_flags & SF_VERBOSE) {
- chksum = cpu_to_be32(chksum);
- printk(KERN_NOTICE "AFFS: Mounting volume \"%*s\": Type=%.3s\\%c, Blocksize=%d\n",
- AFFS_ROOT_TAIL(sb, root_bh)->disk_name[0],
+ u8 len = AFFS_ROOT_TAIL(sb, root_bh)->disk_name[0];
+ printk(KERN_NOTICE "AFFS: Mounting volume \"%.*s\": Type=%.3s\\%c, Blocksize=%d\n",
+ len > 31 ? 31 : len,
AFFS_ROOT_TAIL(sb, root_bh)->disk_name + 1,
- (char *)&chksum,((char *)&chksum)[3] + '0',blocksize);
+ sig, sig[3] + '0', blocksize);
}
sb->s_flags |= MS_NODEV | MS_NOSUID;
sbi->s_root_bh = root_bh;
/* N.B. after this point s_root_bh must be released */
- if (affs_init_bitmap(sb))
+ tmp_flags = sb->s_flags;
+ if (affs_init_bitmap(sb, &tmp_flags))
goto out_error;
+ sb->s_flags = tmp_flags;
/* set up enough so that it can read an inode */
out_error:
if (root_inode)
iput(root_inode);
- if (sbi->s_bitmap)
- kfree(sbi->s_bitmap);
+ kfree(sbi->s_bitmap);
affs_brelse(root_bh);
- if (sbi->s_prefix)
- kfree(sbi->s_prefix);
+ kfree(sbi->s_prefix);
kfree(sbi);
sb->s_fs_info = NULL;
return -EINVAL;
int reserved;
int root_block;
unsigned long mount_flags;
- unsigned long read_only = sbi->s_flags & SF_READONLY;
+ int res = 0;
pr_debug("AFFS: remount(flags=0x%x,opts=\"%s\")\n",*flags,data);
if (!parse_options(data,&uid,&gid,&mode,&reserved,&root_block,
&blocksize,&sbi->s_prefix,sbi->s_volume,&mount_flags))
return -EINVAL;
- sbi->s_flags = mount_flags | read_only;
+ sbi->s_flags = mount_flags;
sbi->s_mode = mode;
sbi->s_uid = uid;
sbi->s_gid = gid;
sb->s_dirt = 1;
while (sb->s_dirt)
affs_write_super(sb);
- sb->s_flags |= MS_RDONLY;
- } else if (!(sbi->s_flags & SF_READONLY)) {
- sb->s_flags &= ~MS_RDONLY;
- } else {
- affs_warning(sb,"remount","Cannot remount fs read/write because of errors");
- return -EINVAL;
- }
- return 0;
+ affs_free_bitmap(sb);
+ } else
+ res = affs_init_bitmap(sb, flags);
+
+ return res;
}
static int
-affs_statfs(struct super_block *sb, struct kstatfs *buf)
+affs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
+ struct super_block *sb = dentry->d_sb;
int free;
pr_debug("AFFS: statfs() partsize=%d, reserved=%d\n",AFFS_SB(sb)->s_partition_size,
return 0;
}
-static struct super_block *affs_get_sb(struct file_system_type *fs_type,
- int flags, const char *dev_name, void *data)
+static int affs_get_sb(struct file_system_type *fs_type,
+ int flags, const char *dev_name, void *data, struct vfsmount *mnt)
{
- return get_sb_bdev(fs_type, flags, dev_name, data, affs_fill_super);
+ return get_sb_bdev(fs_type, flags, dev_name, data, affs_fill_super,
+ mnt);
}
static struct file_system_type affs_fs_type = {