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authorJoel Becker <joel.becker@oracle.com>2008-02-01 12:16:57 -0800
committerMark Fasheh <mfasheh@suse.com>2008-04-18 08:56:04 -0700
commit8f2c9c1b16bf6ed0903b29c49d56fa0109a390e4 (patch)
tree8564370d96cbfb3a0125f17c93ee3587efef1ed1 /fs/ocfs2/dlmglue.c
parent7431cd7e8dd0e46e9b12bd6a1ac1286f4b420371 (diff)
ocfs2: Create the lock status block union.
Wrap the lock status block (lksb) in a union. Later we will add a union element for the fs/dlm lksb. Create accessors for the status and lvb fields. Other than a debugging function, dlmglue.c does not directly reference the o2dlm locking path anymore. Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/dlmglue.c')
-rw-r--r--fs/ocfs2/dlmglue.c23
1 files changed, 13 insertions, 10 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 6a222a5c81da..459037653e5a 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -112,7 +112,8 @@ static void ocfs2_dump_meta_lvb_info(u64 level,
unsigned int line,
struct ocfs2_lock_res *lockres)
{
- struct ocfs2_meta_lvb *lvb = (struct ocfs2_meta_lvb *) lockres->l_lksb.lvb;
+ struct ocfs2_meta_lvb *lvb =
+ (struct ocfs2_meta_lvb *)ocfs2_dlm_lvb(&lockres->l_lksb);
mlog(level, "LVB information for %s (called from %s:%u):\n",
lockres->l_name, function, line);
@@ -799,14 +800,14 @@ static void ocfs2_blocking_ast(void *opaque, int level)
static void ocfs2_locking_ast(void *opaque)
{
struct ocfs2_lock_res *lockres = opaque;
- struct dlm_lockstatus *lksb = &lockres->l_lksb;
unsigned long flags;
spin_lock_irqsave(&lockres->l_lock, flags);
- if (lksb->status != DLM_NORMAL) {
- mlog(ML_ERROR, "lockres %s: lksb status value of %u!\n",
- lockres->l_name, lksb->status);
+ if (ocfs2_dlm_lock_status(&lockres->l_lksb)) {
+ mlog(ML_ERROR, "lockres %s: lksb status value of %d!\n",
+ lockres->l_name,
+ ocfs2_dlm_lock_status(&lockres->l_lksb));
spin_unlock_irqrestore(&lockres->l_lock, flags);
return;
}
@@ -1634,7 +1635,7 @@ static void __ocfs2_stuff_meta_lvb(struct inode *inode)
mlog_entry_void();
- lvb = (struct ocfs2_meta_lvb *) lockres->l_lksb.lvb;
+ lvb = (struct ocfs2_meta_lvb *)ocfs2_dlm_lvb(&lockres->l_lksb);
/*
* Invalidate the LVB of a deleted inode - this way other
@@ -1686,7 +1687,7 @@ static void ocfs2_refresh_inode_from_lvb(struct inode *inode)
mlog_meta_lvb(0, lockres);
- lvb = (struct ocfs2_meta_lvb *) lockres->l_lksb.lvb;
+ lvb = (struct ocfs2_meta_lvb *)ocfs2_dlm_lvb(&lockres->l_lksb);
/* We're safe here without the lockres lock... */
spin_lock(&oi->ip_lock);
@@ -1721,7 +1722,8 @@ static void ocfs2_refresh_inode_from_lvb(struct inode *inode)
static inline int ocfs2_meta_lvb_is_trustable(struct inode *inode,
struct ocfs2_lock_res *lockres)
{
- struct ocfs2_meta_lvb *lvb = (struct ocfs2_meta_lvb *) lockres->l_lksb.lvb;
+ struct ocfs2_meta_lvb *lvb =
+ (struct ocfs2_meta_lvb *)ocfs2_dlm_lvb(&lockres->l_lksb);
if (lvb->lvb_version == OCFS2_LVB_VERSION
&& be32_to_cpu(lvb->lvb_igeneration) == inode->i_generation)
@@ -2379,7 +2381,7 @@ static int ocfs2_dlm_seq_show(struct seq_file *m, void *v)
lockres->l_blocking);
/* Dump the raw LVB */
- lvb = lockres->l_lksb.lvb;
+ lvb = ocfs2_dlm_lvb(&lockres->l_lksb);
for(i = 0; i < DLM_LVB_LEN; i++)
seq_printf(m, "0x%x\t", lvb[i]);
@@ -2692,7 +2694,8 @@ static int ocfs2_drop_lock(struct ocfs2_super *osb,
if (ret) {
ocfs2_log_dlm_error("ocfs2_dlm_unlock", ret, lockres);
mlog(ML_ERROR, "lockres flags: %lu\n", lockres->l_flags);
- dlm_print_one_lock(lockres->l_lksb.lockid);
+ /* XXX Need to abstract this */
+ dlm_print_one_lock(lockres->l_lksb.lksb_o2dlm.lockid);
BUG();
}
mlog(0, "lock %s, successfull return from ocfs2_dlm_unlock\n",