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-rw-r--r--fs/ufs/super.c41
-rw-r--r--fs/ufs/util.h50
2 files changed, 72 insertions, 19 deletions
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index c5bdea7c23a9..87f6b51a895d 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -286,7 +286,7 @@ void ufs_warning (struct super_block * sb, const char * function,
}
enum {
- Opt_type_old, Opt_type_sunx86, Opt_type_sun, Opt_type_44bsd,
+ Opt_type_old, Opt_type_sunx86, Opt_type_sun, Opt_type_sunos, 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
@@ -296,6 +296,7 @@ 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"},
@@ -339,6 +340,10 @@ static int ufs_parse_options (char * options, unsigned * mount_options)
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);
@@ -654,8 +659,8 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
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;
@@ -692,10 +697,22 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
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;
@@ -703,7 +720,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
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;
@@ -805,11 +822,18 @@ again:
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
*/
@@ -904,6 +928,7 @@ magic_found:
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) {
@@ -995,7 +1020,6 @@ magic_found:
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);
@@ -1077,6 +1101,7 @@ static void ufs_write_super(struct super_block *sb)
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));
@@ -1146,6 +1171,7 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
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));
@@ -1162,6 +1188,7 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
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) {
diff --git a/fs/ufs/util.h b/fs/ufs/util.h
index 79a340a1909e..b26fc4dec1e7 100644
--- a/fs/ufs/util.h
+++ b/fs/ufs/util.h
@@ -38,6 +38,10 @@ ufs_get_fs_state(struct super_block *sb, struct ufs_super_block_first *usb1,
struct ufs_super_block_third *usb3)
{
switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
+ case UFS_ST_SUNOS:
+ if (fs32_to_cpu(sb, usb3->fs_postblformat) == UFS_42POSTBLFMT)
+ return fs32_to_cpu(sb, usb1->fs_u0.fs_sun.fs_state);
+ /* Fall Through to UFS_ST_SUN */
case UFS_ST_SUN:
return fs32_to_cpu(sb, usb3->fs_un2.fs_sun.fs_state);
case UFS_ST_SUNx86:
@@ -53,6 +57,12 @@ ufs_set_fs_state(struct super_block *sb, struct ufs_super_block_first *usb1,
struct ufs_super_block_third *usb3, s32 value)
{
switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
+ case UFS_ST_SUNOS:
+ if (fs32_to_cpu(sb, usb3->fs_postblformat == UFS_42POSTBLFMT)) {
+ usb1->fs_u0.fs_sun.fs_state = cpu_to_fs32(sb, value);
+ break;
+ }
+ /* Fall Through to UFS_ST_SUN */
case UFS_ST_SUN:
usb3->fs_un2.fs_sun.fs_state = cpu_to_fs32(sb, value);
break;
@@ -81,6 +91,7 @@ ufs_get_fs_qbmask(struct super_block *sb, struct ufs_super_block_third *usb3)
__fs64 tmp;
switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
+ case UFS_ST_SUNOS:
case UFS_ST_SUN:
((__fs32 *)&tmp)[0] = usb3->fs_un2.fs_sun.fs_qbmask[0];
((__fs32 *)&tmp)[1] = usb3->fs_un2.fs_sun.fs_qbmask[1];
@@ -104,6 +115,7 @@ ufs_get_fs_qfmask(struct super_block *sb, struct ufs_super_block_third *usb3)
__fs64 tmp;
switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
+ case UFS_ST_SUNOS:
case UFS_ST_SUN:
((__fs32 *)&tmp)[0] = usb3->fs_un2.fs_sun.fs_qfmask[0];
((__fs32 *)&tmp)[1] = usb3->fs_un2.fs_sun.fs_qfmask[1];
@@ -179,10 +191,12 @@ static inline u32
ufs_get_inode_uid(struct super_block *sb, struct ufs_inode *inode)
{
switch (UFS_SB(sb)->s_flags & UFS_UID_MASK) {
- case UFS_UID_EFT:
- return fs32_to_cpu(sb, inode->ui_u3.ui_sun.ui_uid);
case UFS_UID_44BSD:
return fs32_to_cpu(sb, inode->ui_u3.ui_44.ui_uid);
+ case UFS_UID_EFT:
+ if (inode->ui_u1.oldids.ui_suid == 0xFFFF)
+ return fs32_to_cpu(sb, inode->ui_u3.ui_sun.ui_uid);
+ /* Fall through */
default:
return fs16_to_cpu(sb, inode->ui_u1.oldids.ui_suid);
}
@@ -192,24 +206,31 @@ static inline void
ufs_set_inode_uid(struct super_block *sb, struct ufs_inode *inode, u32 value)
{
switch (UFS_SB(sb)->s_flags & UFS_UID_MASK) {
- case UFS_UID_EFT:
- inode->ui_u3.ui_sun.ui_uid = cpu_to_fs32(sb, value);
- break;
case UFS_UID_44BSD:
inode->ui_u3.ui_44.ui_uid = cpu_to_fs32(sb, value);
+ inode->ui_u1.oldids.ui_suid = cpu_to_fs16(sb, value);
+ break;
+ case UFS_UID_EFT:
+ inode->ui_u3.ui_sun.ui_uid = cpu_to_fs32(sb, value);
+ if (value > 0xFFFF)
+ value = 0xFFFF;
+ /* Fall through */
+ default:
+ inode->ui_u1.oldids.ui_suid = cpu_to_fs16(sb, value);
break;
}
- inode->ui_u1.oldids.ui_suid = cpu_to_fs16(sb, value);
}
static inline u32
ufs_get_inode_gid(struct super_block *sb, struct ufs_inode *inode)
{
switch (UFS_SB(sb)->s_flags & UFS_UID_MASK) {
- case UFS_UID_EFT:
- return fs32_to_cpu(sb, inode->ui_u3.ui_sun.ui_gid);
case UFS_UID_44BSD:
return fs32_to_cpu(sb, inode->ui_u3.ui_44.ui_gid);
+ case UFS_UID_EFT:
+ if (inode->ui_u1.oldids.ui_suid == 0xFFFF)
+ return fs32_to_cpu(sb, inode->ui_u3.ui_sun.ui_gid);
+ /* Fall through */
default:
return fs16_to_cpu(sb, inode->ui_u1.oldids.ui_sgid);
}
@@ -219,14 +240,19 @@ static inline void
ufs_set_inode_gid(struct super_block *sb, struct ufs_inode *inode, u32 value)
{
switch (UFS_SB(sb)->s_flags & UFS_UID_MASK) {
- case UFS_UID_EFT:
- inode->ui_u3.ui_sun.ui_gid = cpu_to_fs32(sb, value);
- break;
case UFS_UID_44BSD:
inode->ui_u3.ui_44.ui_gid = cpu_to_fs32(sb, value);
+ inode->ui_u1.oldids.ui_sgid = cpu_to_fs16(sb, value);
+ break;
+ case UFS_UID_EFT:
+ inode->ui_u3.ui_sun.ui_gid = cpu_to_fs32(sb, value);
+ if (value > 0xFFFF)
+ value = 0xFFFF;
+ /* Fall through */
+ default:
+ inode->ui_u1.oldids.ui_sgid = cpu_to_fs16(sb, value);
break;
}
- inode->ui_u1.oldids.ui_sgid = cpu_to_fs16(sb, value);
}
extern dev_t ufs_get_inode_dev(struct super_block *, struct ufs_inode_info *);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.