static int ufs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *sb = dentry->d_sb;
struct ufs_sb_private_info *uspi= UFS_SB(sb)->s_uspi;
unsigned flags = UFS_SB(sb)->s_flags;
struct ufs_super_block_third *usb3;
u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
mutex_lock(&UFS_SB(sb)->s_lock);
usb3 = ubh_get_usb_third(uspi);
if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2) {
buf->f_type = UFS2_MAGIC;
buf->f_blocks = fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_dsize);
} else {
buf->f_type = UFS_MAGIC;
buf->f_blocks = uspi->s_dsize;
}
buf->f_bfree = ufs_blkstofrags(uspi->cs_total.cs_nbfree) +
uspi->cs_total.cs_nffree;
buf->f_ffree = uspi->cs_total.cs_nifree;
buf->f_bsize = sb->s_blocksize;
buf->f_bavail = (buf->f_bfree > (((long)buf->f_blocks / 100) * uspi->s_minfree))
? (buf->f_bfree - (((long)buf->f_blocks / 100) * uspi->s_minfree)) : 0;
buf->f_files = uspi->s_ncg * uspi->s_ipg;
buf->f_namelen = UFS_MAXNAMLEN;
buf->f_fsid.val[0] = (u32)id;
buf->f_fsid.val[1] = (u32)(id >> 32);
mutex_unlock(&UFS_SB(sb)->s_lock);
return 0;
}
static int ufs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *sb = dentry->d_sb;
struct ufs_sb_private_info *uspi= UFS_SB(sb)->s_uspi;
unsigned flags = UFS_SB(sb)->s_flags;
struct ufs_super_block_first *usb1;
struct ufs_super_block_second *usb2;
struct ufs_super_block_third *usb3;
lock_kernel();
usb1 = ubh_get_usb_first(uspi);
usb2 = ubh_get_usb_second(uspi);
usb3 = ubh_get_usb_third(uspi);
if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2) {
buf->f_type = UFS2_MAGIC;
buf->f_blocks = fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_dsize);
} else {
buf->f_type = UFS_MAGIC;
buf->f_blocks = uspi->s_dsize;
}
buf->f_bfree = ufs_blkstofrags(uspi->cs_total.cs_nbfree) +
uspi->cs_total.cs_nffree;
buf->f_ffree = uspi->cs_total.cs_nifree;
buf->f_bsize = sb->s_blocksize;
buf->f_bavail = (buf->f_bfree > (((long)buf->f_blocks / 100) * uspi->s_minfree))
? (buf->f_bfree - (((long)buf->f_blocks / 100) * uspi->s_minfree)) : 0;
buf->f_files = uspi->s_ncg * uspi->s_ipg;
buf->f_namelen = UFS_MAXNAMLEN;
unlock_kernel();
return 0;
}
