ufs: fix symlink creation on ufs2

If we create symlink on UFS2 filesystem under Linux, it looks wrong under
other OSes, because of max symlink length field was not initialized
properly, and data blocks were not used to save short symlink names.

[akpm@linux-foundation.org: add missing fs32_to_cpu()]
Signed-off-by: Evgeniy Dushistov <dushistov@mail.ru>
Cc: Steven <stevenaaus@yahoo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 73deff475e6362326ab6e6785f89a93ad5b3f158..d18ccf36ba340f1e41ff13075a2d208d1449fe1d 100644 (file)
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -131,6 +131,8 @@ static void ufs_print_super_stuff(struct super_block *sb,
                printk(KERN_INFO"  cs_nffree(Num of free frags): %llu\n",
                       (unsigned long long)
                       fs64_to_cpu(sb, usb3->fs_un1.fs_u2.cs_nffree));
+               printk(KERN_INFO"  fs_maxsymlinklen: %u\n",
+                      fs32_to_cpu(sb, usb3->fs_un2.fs_44.fs_maxsymlinklen));
        } else {
                printk(" sblkno:      %u\n", fs32_to_cpu(sb, usb1->fs_sblkno));
                printk(" cblkno:      %u\n", fs32_to_cpu(sb, usb1->fs_cblkno));
@@ -1061,8 +1063,8 @@ magic_found:
        uspi->s_bpf = uspi->s_fsize << 3;
        uspi->s_bpfshift = uspi->s_fshift + 3;
        uspi->s_bpfmask = uspi->s_bpf - 1;
-       if ((sbi->s_mount_opt & UFS_MOUNT_UFSTYPE) ==
-           UFS_MOUNT_UFSTYPE_44BSD)
+       if ((sbi->s_mount_opt & UFS_MOUNT_UFSTYPE) == UFS_MOUNT_UFSTYPE_44BSD ||
+           (sbi->s_mount_opt & UFS_MOUNT_UFSTYPE) == UFS_MOUNT_UFSTYPE_UFS2)
                uspi->s_maxsymlinklen =
                    fs32_to_cpu(sb, usb3->fs_un2.fs_44.fs_maxsymlinklen);