static void init_commit_handle(struct commit_handle *ch, txn_atom *atom)
{
memset(ch, 0, sizeof(struct commit_handle));
INIT_LIST_HEAD(&ch->tx_list);
ch->atom = atom;
ch->super = reiser4_get_current_sb();
}
/**
* grabbed2fake_allocated_unformatted
* @count:
*
*/
static void grabbed2fake_allocated_unformatted(int count)
{
reiser4_super_info_data *sbinfo;
sbinfo = grabbed2fake_allocated_head(count);
sbinfo->blocks_fake_allocated_unformatted += count;
assert("vs-9221", reiser4_check_block_counters(reiser4_get_current_sb()));
spin_unlock_reiser4_super(sbinfo);
}
/* this used to be done through used2grabbed and grabbed2free*/
static void used2free(reiser4_super_info_data * sbinfo, __u64 count)
{
spin_lock_reiser4_super(sbinfo);
sbinfo->blocks_free += count;
sub_from_sb_used(sbinfo, count);
assert("nikita-2685",
reiser4_check_block_counters(reiser4_get_current_sb()));
spin_unlock_reiser4_super(sbinfo);
}
/* adjust sb block counters when @count unallocated blocks get mapped to disk */
static void fake_allocated2used(reiser4_super_info_data *sbinfo, __u64 count,
reiser4_ba_flags_t flags)
{
spin_lock_reiser4_super(sbinfo);
sub_from_sb_fake_allocated(sbinfo, count, flags);
sbinfo->blocks_used += count;
assert("nikita-2680",
reiser4_check_block_counters(reiser4_get_current_sb()));
spin_unlock_reiser4_super(sbinfo);
}
/* adjust sb block counters when @count unallocated blocks get unmapped from
disk */
static void
used2fake_allocated(reiser4_super_info_data * sbinfo, __u64 count,
int formatted)
{
spin_lock_reiser4_super(sbinfo);
if (formatted)
sbinfo->blocks_fake_allocated += count;
else
sbinfo->blocks_fake_allocated_unformatted += count;
sub_from_sb_used(sbinfo, count);
assert("nikita-2681",
reiser4_check_block_counters(reiser4_get_current_sb()));
spin_unlock_reiser4_super(sbinfo);
}
static void
used2flush_reserved(reiser4_super_info_data * sbinfo, txn_atom * atom,
__u64 count, reiser4_ba_flags_t flags UNUSED_ARG)
{
assert("nikita-2791", atom != NULL);
assert_spin_locked(&(atom->alock));
add_to_atom_flush_reserved_nolock(atom, (__u32) count);
spin_lock_reiser4_super(sbinfo);
sbinfo->blocks_flush_reserved += count;
/*add_to_sb_flush_reserved(sbinfo, count); */
sub_from_sb_used(sbinfo, count);
assert("nikita-2681",
reiser4_check_block_counters(reiser4_get_current_sb()));
spin_unlock_reiser4_super(sbinfo);
}
static void flush_reserved2used(txn_atom * atom, __u64 count)
{
reiser4_super_info_data *sbinfo;
assert("zam-787", atom != NULL);
assert_spin_locked(&(atom->alock));
sub_from_atom_flush_reserved_nolock(atom, (__u32) count);
sbinfo = get_current_super_private();
spin_lock_reiser4_super(sbinfo);
sub_from_sb_flush_reserved(sbinfo, count);
sbinfo->blocks_used += count;
assert("zam-789",
reiser4_check_block_counters(reiser4_get_current_sb()));
spin_unlock_reiser4_super(sbinfo);
}
int wbq_available(void)
{
struct super_block *sb = reiser4_get_current_sb();
entd_context *ent = get_entd_context(sb);
return ent->nr_todo_reqs;
}