#include <linux/smp_lock.h>
#include <linux/buffer_head.h>
#include <linux/vfs.h>
+#include <linux/log2.h>
+#include <linux/mount.h>
+#include <linux/seq_file.h>
+#include "ufs.h"
#include "swab.h"
#include "util.h"
}
enum {
- Opt_type_old, Opt_type_sunx86, Opt_type_sun, Opt_type_44bsd,
- Opt_type_ufs2, Opt_type_hp, Opt_type_nextstepcd, Opt_type_nextstep,
- Opt_type_openstep, Opt_onerror_panic, Opt_onerror_lock,
- Opt_onerror_umount, Opt_onerror_repair, Opt_err
+ Opt_type_old = UFS_MOUNT_UFSTYPE_OLD,
+ Opt_type_sunx86 = UFS_MOUNT_UFSTYPE_SUNx86,
+ Opt_type_sun = UFS_MOUNT_UFSTYPE_SUN,
+ Opt_type_sunos = UFS_MOUNT_UFSTYPE_SUNOS,
+ Opt_type_44bsd = UFS_MOUNT_UFSTYPE_44BSD,
+ Opt_type_ufs2 = UFS_MOUNT_UFSTYPE_UFS2,
+ Opt_type_hp = UFS_MOUNT_UFSTYPE_HP,
+ Opt_type_nextstepcd = UFS_MOUNT_UFSTYPE_NEXTSTEP_CD,
+ Opt_type_nextstep = UFS_MOUNT_UFSTYPE_NEXTSTEP,
+ Opt_type_openstep = UFS_MOUNT_UFSTYPE_OPENSTEP,
+ Opt_onerror_panic = UFS_MOUNT_ONERROR_PANIC,
+ Opt_onerror_lock = UFS_MOUNT_ONERROR_LOCK,
+ Opt_onerror_umount = UFS_MOUNT_ONERROR_UMOUNT,
+ Opt_onerror_repair = UFS_MOUNT_ONERROR_REPAIR,
+ Opt_err
};
static match_table_t tokens = {
{Opt_type_old, "ufstype=old"},
{Opt_type_sunx86, "ufstype=sunx86"},
{Opt_type_sun, "ufstype=sun"},
+ {Opt_type_sunos, "ufstype=sunos"},
{Opt_type_44bsd, "ufstype=44bsd"},
{Opt_type_ufs2, "ufstype=ufs2"},
{Opt_type_ufs2, "ufstype=5xbsd"},
{Opt_type_nextstepcd, "ufstype=nextstep-cd"},
{Opt_type_nextstep, "ufstype=nextstep"},
{Opt_type_openstep, "ufstype=openstep"},
+/*end of possible ufs types */
{Opt_onerror_panic, "onerror=panic"},
{Opt_onerror_lock, "onerror=lock"},
{Opt_onerror_umount, "onerror=umount"},
ufs_clear_opt (*mount_options, UFSTYPE);
ufs_set_opt (*mount_options, UFSTYPE_SUN);
break;
+ case Opt_type_sunos:
+ ufs_clear_opt(*mount_options, UFSTYPE);
+ ufs_set_opt(*mount_options, UFSTYPE_SUNOS);
+ break;
case Opt_type_44bsd:
ufs_clear_opt (*mount_options, UFSTYPE);
ufs_set_opt (*mount_options, UFSTYPE_44BSD);
ufs_set_opt (sbi->s_mount_opt, UFSTYPE_OLD);
}
- sbi->s_uspi = uspi =
- kmalloc (sizeof(struct ufs_sb_private_info), GFP_KERNEL);
+ uspi = kzalloc(sizeof(struct ufs_sb_private_info), GFP_KERNEL);
+ sbi->s_uspi = uspi;
if (!uspi)
goto failed;
uspi->s_dirblksize = UFS_SECTOR_SIZE;
uspi->s_fshift = 10;
uspi->s_sbsize = super_block_size = 2048;
uspi->s_sbbase = 0;
- uspi->s_maxsymlinklen = 56;
+ uspi->s_maxsymlinklen = 0; /* Not supported on disk */
flags |= UFS_DE_OLD | UFS_UID_EFT | UFS_ST_SUN | UFS_CG_SUN;
break;
+ case UFS_MOUNT_UFSTYPE_SUNOS:
+ UFSD(("ufstype=sunos\n"))
+ uspi->s_fsize = block_size = 1024;
+ uspi->s_fmask = ~(1024 - 1);
+ uspi->s_fshift = 10;
+ uspi->s_sbsize = 2048;
+ super_block_size = 2048;
+ uspi->s_sbbase = 0;
+ uspi->s_maxsymlinklen = 0; /* Not supported on disk */
+ flags |= UFS_DE_OLD | UFS_UID_OLD | UFS_ST_SUNOS | UFS_CG_SUN;
+ break;
+
case UFS_MOUNT_UFSTYPE_SUNx86:
UFSD("ufstype=sunx86\n");
uspi->s_fsize = block_size = 1024;
uspi->s_fshift = 10;
uspi->s_sbsize = super_block_size = 2048;
uspi->s_sbbase = 0;
- uspi->s_maxsymlinklen = 56;
+ uspi->s_maxsymlinklen = 0; /* Not supported on disk */
flags |= UFS_DE_OLD | UFS_UID_EFT | UFS_ST_SUNx86 | UFS_CG_SUN;
break;
if (!ubh)
goto failed;
-
usb1 = ubh_get_usb_first(uspi);
usb2 = ubh_get_usb_second(uspi);
usb3 = ubh_get_usb_third(uspi);
+ /* Sort out mod used on SunOS 4.1.3 for fs_state */
+ uspi->s_postblformat = fs32_to_cpu(sb, usb3->fs_postblformat);
+ if (((flags & UFS_ST_MASK) == UFS_ST_SUNOS) &&
+ (uspi->s_postblformat != UFS_42POSTBLFMT)) {
+ flags &= ~UFS_ST_MASK;
+ flags |= UFS_ST_SUN;
+ }
+
/*
* Check ufs magic number
*/
uspi->s_fmask = fs32_to_cpu(sb, usb1->fs_fmask);
uspi->s_fshift = fs32_to_cpu(sb, usb1->fs_fshift);
- if (uspi->s_fsize & (uspi->s_fsize - 1)) {
+ if (!is_power_of_2(uspi->s_fsize)) {
printk(KERN_ERR "ufs_read_super: fragment size %u is not a power of 2\n",
uspi->s_fsize);
goto failed;
uspi->s_fsize);
goto failed;
}
- if (uspi->s_bsize & (uspi->s_bsize - 1)) {
+ if (!is_power_of_2(uspi->s_bsize)) {
printk(KERN_ERR "ufs_read_super: block size %u is not a power of 2\n",
uspi->s_bsize);
goto failed;
goto again;
}
-
+ /* Set sbi->s_flags here, used by ufs_get_fs_state() below */
+ sbi->s_flags = flags;
ufs_print_super_stuff(sb, usb1, usb2, usb3);
/*
* Check, if file system was correctly unmounted.
* If not, make it read only.
*/
- if (((flags & UFS_ST_MASK) == UFS_ST_44BSD) ||
- ((flags & UFS_ST_MASK) == UFS_ST_OLD) ||
- (((flags & UFS_ST_MASK) == UFS_ST_SUN ||
- (flags & UFS_ST_MASK) == UFS_ST_SUNx86) &&
- (ufs_get_fs_state(sb, usb1, usb3) == (UFS_FSOK - fs32_to_cpu(sb, usb1->fs_time))))) {
+ if ((((flags & UFS_ST_MASK) == UFS_ST_44BSD) ||
+ ((flags & UFS_ST_MASK) == UFS_ST_OLD) ||
+ ((flags & UFS_ST_MASK) == UFS_ST_SUN) ||
+ ((flags & UFS_ST_MASK) == UFS_ST_SUNOS) ||
+ ((flags & UFS_ST_MASK) == UFS_ST_SUNx86)) &&
+ (ufs_get_fs_state(sb, usb1, usb3) == (UFS_FSOK - fs32_to_cpu(sb, usb1->fs_time)))) {
switch(usb1->fs_clean) {
case UFS_FSCLEAN:
UFSD("fs is clean\n");
uspi->s_contigsumsize = fs32_to_cpu(sb, usb3->fs_un2.fs_44.fs_contigsumsize);
uspi->s_qbmask = ufs_get_fs_qbmask(sb, usb3);
uspi->s_qfmask = ufs_get_fs_qfmask(sb, usb3);
- uspi->s_postblformat = fs32_to_cpu(sb, usb3->fs_postblformat);
uspi->s_nrpos = fs32_to_cpu(sb, usb3->fs_nrpos);
uspi->s_postbloff = fs32_to_cpu(sb, usb3->fs_postbloff);
uspi->s_rotbloff = fs32_to_cpu(sb, usb3->fs_rotbloff);
UFS_MOUNT_UFSTYPE_44BSD)
uspi->s_maxsymlinklen =
fs32_to_cpu(sb, usb3->fs_un2.fs_44.fs_maxsymlinklen);
-
- sbi->s_flags = flags;
inode = iget(sb, UFS_ROOTINO);
if (!inode || is_bad_inode(inode))
if (!(sb->s_flags & MS_RDONLY)) {
usb1->fs_time = cpu_to_fs32(sb, get_seconds());
if ((flags & UFS_ST_MASK) == UFS_ST_SUN
+ || (flags & UFS_ST_MASK) == UFS_ST_SUNOS
|| (flags & UFS_ST_MASK) == UFS_ST_SUNx86)
ufs_set_fs_state(sb, usb1, usb3,
UFS_FSOK - fs32_to_cpu(sb, usb1->fs_time));
ufs_put_super_internal(sb);
usb1->fs_time = cpu_to_fs32(sb, get_seconds());
if ((flags & UFS_ST_MASK) == UFS_ST_SUN
+ || (flags & UFS_ST_MASK) == UFS_ST_SUNOS
|| (flags & UFS_ST_MASK) == UFS_ST_SUNx86)
ufs_set_fs_state(sb, usb1, usb3,
UFS_FSOK - fs32_to_cpu(sb, usb1->fs_time));
return -EINVAL;
#else
if (ufstype != UFS_MOUNT_UFSTYPE_SUN &&
+ ufstype != UFS_MOUNT_UFSTYPE_SUNOS &&
ufstype != UFS_MOUNT_UFSTYPE_44BSD &&
ufstype != UFS_MOUNT_UFSTYPE_SUNx86 &&
ufstype != UFS_MOUNT_UFSTYPE_UFS2) {
return 0;
}
+static int ufs_show_options(struct seq_file *seq, struct vfsmount *vfs)
+{
+ struct ufs_sb_info *sbi = UFS_SB(vfs->mnt_sb);
+ unsigned mval = sbi->s_mount_opt & UFS_MOUNT_UFSTYPE;
+ struct match_token *tp = tokens;
+
+ while (tp->token != Opt_onerror_panic && tp->token != mval)
+ ++tp;
+ BUG_ON(tp->token == Opt_onerror_panic);
+ seq_printf(seq, ",%s", tp->pattern);
+
+ mval = sbi->s_mount_opt & UFS_MOUNT_ONERROR;
+ while (tp->token != Opt_err && tp->token != mval)
+ ++tp;
+ BUG_ON(tp->token == Opt_err);
+ seq_printf(seq, ",%s", tp->pattern);
+
+ return 0;
+}
+
static int ufs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *sb = dentry->d_sb;
kmem_cache_free(ufs_inode_cachep, UFS_I(inode));
}
-static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flags)
+static void init_once(struct kmem_cache * cachep, void *foo)
{
struct ufs_inode_info *ei = (struct ufs_inode_info *) foo;
- if (flags & SLAB_CTOR_CONSTRUCTOR)
- inode_init_once(&ei->vfs_inode);
+ inode_init_once(&ei->vfs_inode);
}
-
+
static int init_inodecache(void)
{
ufs_inode_cachep = kmem_cache_create("ufs_inode_cache",
sizeof(struct ufs_inode_info),
0, (SLAB_RECLAIM_ACCOUNT|
SLAB_MEM_SPREAD),
- init_once, NULL);
+ init_once);
if (ufs_inode_cachep == NULL)
return -ENOMEM;
return 0;
.write_super = ufs_write_super,
.statfs = ufs_statfs,
.remount_fs = ufs_remount,
+ .show_options = ufs_show_options,
#ifdef CONFIG_QUOTA
.quota_read = ufs_quota_read,
.quota_write = ufs_quota_write,
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff