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Commit 6b0d144f authored by Al Viro's avatar Al Viro
Browse files

ufs: set correct ->s_maxsize



Cc: stable@vger.kernel.org
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent eb315d2a
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+18 −0
Original line number Diff line number Diff line
@@ -746,6 +746,23 @@ static void ufs_put_super(struct super_block *sb)
	return;
}

static u64 ufs_max_bytes(struct super_block *sb)
{
	struct ufs_sb_private_info *uspi = UFS_SB(sb)->s_uspi;
	int bits = uspi->s_apbshift;
	u64 res;

	if (bits > 21)
		res = ~0ULL;
	else
		res = UFS_NDADDR + (1LL << bits) + (1LL << (2*bits)) +
			(1LL << (3*bits));

	if (res >= (MAX_LFS_FILESIZE >> uspi->s_bshift))
		return MAX_LFS_FILESIZE;
	return res << uspi->s_bshift;
}

static int ufs_fill_super(struct super_block *sb, void *data, int silent)
{
	struct ufs_sb_info * sbi;
@@ -1212,6 +1229,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
			    "fast symlink size (%u)\n", uspi->s_maxsymlinklen);
		uspi->s_maxsymlinklen = maxsymlen;
	}
	sb->s_maxbytes = ufs_max_bytes(sb);
	sb->s_max_links = UFS_LINK_MAX;

	inode = ufs_iget(sb, UFS_ROOTINO);