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Commit 90b315af authored by Evgeniy Dushistov's avatar Evgeniy Dushistov Committed by Linus Torvalds
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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: default avatarEvgeniy Dushistov <dushistov@mail.ru>
Cc: Steven <stevenaaus@yahoo.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 91dbbe48

fs/ufs/super.c

+4 −2
Original line number Diff line number Diff line
@@ -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 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent) 
	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);