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ocfs2: Make ocfs2_slot_info private.

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Just use osb_lock around the ocfs2_slot_info data.  This allows us to
take the ocfs2_slot_info structure private in slot_info.c.  All access
is now via accessors.

Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
This commit is contained in:
Joel Becker
2008-02-01 12:01:05 -08:00
committed by Mark Fasheh
parent 8e8a4603b5
commit d85b20e4b3
4 changed files with 74 additions and 57 deletions
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25
fs/ocfs2/slot_map.h
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@@ -27,16 +27,6 @@
#ifndef SLOTMAP_H
#define SLOTMAP_H
struct ocfs2_slot_info {
spinlock_t si_lock;
struct inode *si_inode;
struct buffer_head *si_bh;
unsigned int si_num_slots;
unsigned int si_size;
s16 si_global_node_nums[OCFS2_MAX_SLOTS];
};
int ocfs2_init_slot_info(struct ocfs2_super *osb);
void ocfs2_free_slot_info(struct ocfs2_super *osb);
@@ -45,17 +35,10 @@ void ocfs2_put_slot(struct ocfs2_super *osb);
int ocfs2_refresh_slot_info(struct ocfs2_super *osb);
s16 ocfs2_node_num_to_slot(struct ocfs2_slot_info *si,
s16 global);
int ocfs2_node_num_to_slot(struct ocfs2_super *osb, unsigned int node_num);
int ocfs2_slot_to_node_num_locked(struct ocfs2_super *osb, int slot_num,
unsigned int *node_num);
int ocfs2_clear_slot(struct ocfs2_super *osb, s16 slot_num);
static inline int ocfs2_is_empty_slot(struct ocfs2_slot_info *si,
int slot_num)
{
BUG_ON(slot_num == OCFS2_INVALID_SLOT);
assert_spin_locked(&si->si_lock);
return si->si_global_node_nums[slot_num] == OCFS2_INVALID_SLOT;
}
#endif