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[GFS2] Remove one typedef

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This removes one of the typedefs from the locking interface. It
is replaced by a forward declaration of the gfs2 superblock. The
other two are not so easy to solve since in their case, they
can refer to one of two possible structures.

Cc: David Teigland <teigland@redhat.com>
Cc: Jan Engelhardt <jengelh@linux01.gwdg.de>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Steven Whitehouse 2006-09-07 15:50:20 -04:00
parent b9201ce9a8
commit 1c089c325d
9 changed files with 20 additions and 22 deletions
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5
fs/gfs2/glock.c
View File

@ -1704,7 +1704,7 @@ static void blocking_cb(struct gfs2_sbd *sdp, struct lm_lockname *name,
/**
* gfs2_glock_cb - Callback used by locking module
* @fsdata: Pointer to the superblock
* @sdp: Pointer to the superblock
* @type: Type of callback
* @data: Type dependent data pointer
*
@ -1713,9 +1713,8 @@ static void blocking_cb(struct gfs2_sbd *sdp, struct lm_lockname *name,
* a journal from another client needs to be recovered.
*/
void gfs2_glock_cb(lm_fsdata_t *fsdata, unsigned int type, void *data)
void gfs2_glock_cb(struct gfs2_sbd *sdp, unsigned int type, void *data)
{
struct gfs2_sbd *sdp = (struct gfs2_sbd *)fsdata;
switch (type) {
case LM_CB_NEED_E:

2
fs/gfs2/glock.h
View File

@ -140,7 +140,7 @@ static inline int gfs2_glock_nq_init(struct gfs2_glock *gl,
int gfs2_lvb_hold(struct gfs2_glock *gl);
void gfs2_lvb_unhold(struct gfs2_glock *gl);
void gfs2_glock_cb(lm_fsdata_t *fsdata, unsigned int type, void *data);
void gfs2_glock_cb(struct gfs2_sbd *sdp, unsigned int type, void *data);
void gfs2_iopen_go_callback(struct gfs2_glock *gl, unsigned int state);

9
fs/gfs2/lm_interface.h
View File

@ -17,10 +17,9 @@
typedef void lm_lockspace_t;
typedef void lm_lock_t;
typedef void lm_fsdata_t;
struct gfs2_sbd;
typedef void (*lm_callback_t) (lm_fsdata_t *fsdata, unsigned int type,
void *data);
typedef void (*lm_callback_t) (struct gfs2_sbd *sdp, unsigned int type, void *data);
/*
* lm_mount() flags
@ -183,7 +182,7 @@ struct lm_lockops {
*/
int (*lm_mount) (char *table_name, char *host_data,
lm_callback_t cb, lm_fsdata_t *fsdata,
lm_callback_t cb, struct gfs2_sbd *sdp,
unsigned int min_lvb_size, int flags,
struct lm_lockstruct *lockstruct,
struct kobject *fskobj);
@ -275,7 +274,7 @@ void gfs2_unregister_lockproto(struct lm_lockops *proto);
*/
int gfs2_mount_lockproto(char *proto_name, char *table_name, char *host_data,
lm_callback_t cb, lm_fsdata_t *fsdata,
lm_callback_t cb, struct gfs2_sbd *sdp,
unsigned int min_lvb_size, int flags,
struct lm_lockstruct *lockstruct,
struct kobject *fskobj);

6
fs/gfs2/locking.c
View File

@ -99,7 +99,7 @@ void gfs2_unregister_lockproto(struct lm_lockops *proto)
* @table_name - the name of the lock space
* @host_data - data specific to this host
* @cb - the callback to the code using the lock module
* @fsdata - data to pass back with the callback
* @sdp - The GFS2 superblock
* @min_lvb_size - the mininum LVB size that the caller can deal with
* @flags - LM_MFLAG_*
* @lockstruct - a structure returned describing the mount
@ -108,7 +108,7 @@ void gfs2_unregister_lockproto(struct lm_lockops *proto)
*/
int gfs2_mount_lockproto(char *proto_name, char *table_name, char *host_data,
lm_callback_t cb, lm_fsdata_t *fsdata,
lm_callback_t cb, struct gfs2_sbd *sdp,
unsigned int min_lvb_size, int flags,
struct lm_lockstruct *lockstruct,
struct kobject *fskobj)
@ -147,7 +147,7 @@ retry:
goto retry;
}
error = lw->lw_ops->lm_mount(table_name, host_data, cb, fsdata,
error = lw->lw_ops->lm_mount(table_name, host_data, cb, sdp,
min_lvb_size, flags, lockstruct, fskobj);
if (error)
module_put(lw->lw_ops->lm_owner);

2
fs/gfs2/locking/dlm/lock_dlm.h
View File

@ -67,7 +67,7 @@ struct gdlm_ls {
int fsflags;
dlm_lockspace_t *dlm_lockspace;
lm_callback_t fscb;
lm_fsdata_t *fsdata;
struct gfs2_sbd *sdp;
int recover_jid;
int recover_jid_done;
int recover_jid_status;

8
fs/gfs2/locking/dlm/mount.c
View File

@ -14,7 +14,7 @@ int gdlm_drop_period;
struct lm_lockops gdlm_ops;
static struct gdlm_ls *init_gdlm(lm_callback_t cb, lm_fsdata_t *fsdata,
static struct gdlm_ls *init_gdlm(lm_callback_t cb, struct gfs2_sbd *sdp,
int flags, char *table_name)
{
struct gdlm_ls *ls;
@ -27,7 +27,7 @@ static struct gdlm_ls *init_gdlm(lm_callback_t cb, lm_fsdata_t *fsdata,
ls->drop_locks_count = gdlm_drop_count;
ls->drop_locks_period = gdlm_drop_period;
ls->fscb = cb;
ls->fsdata = fsdata;
ls->sdp = sdp;
ls->fsflags = flags;
spin_lock_init(&ls->async_lock);
INIT_LIST_HEAD(&ls->complete);
@ -120,7 +120,7 @@ static int make_args(struct gdlm_ls *ls, char *data_arg, int *nodir)
}
static int gdlm_mount(char *table_name, char *host_data,
lm_callback_t cb, lm_fsdata_t *fsdata,
lm_callback_t cb, struct gfs2_sbd *sdp,
unsigned int min_lvb_size, int flags,
struct lm_lockstruct *lockstruct,
struct kobject *fskobj)
@ -131,7 +131,7 @@ static int gdlm_mount(char *table_name, char *host_data,
if (min_lvb_size > GDLM_LVB_SIZE)
goto out;
ls = init_gdlm(cb, fsdata, flags, table_name);
ls = init_gdlm(cb, sdp, flags, table_name);
if (!ls)
goto out;

2
fs/gfs2/locking/dlm/sysfs.c
View File

@ -102,7 +102,7 @@ static ssize_t recover_show(struct gdlm_ls *ls, char *buf)
static ssize_t recover_store(struct gdlm_ls *ls, const char *buf, size_t len)
{
ls->recover_jid = simple_strtol(buf, NULL, 0);
ls->fscb(ls->fsdata, LM_CB_NEED_RECOVERY, &ls->recover_jid);
ls->fscb(ls->sdp, LM_CB_NEED_RECOVERY, &ls->recover_jid);
return len;
}

6
fs/gfs2/locking/dlm/thread.c
View File

@ -41,7 +41,7 @@ static void process_blocking(struct gdlm_lock *lp, int bast_mode)
gdlm_assert(0, "unknown bast mode %u", lp->bast_mode);
}
ls->fscb(ls->fsdata, cb, &lp->lockname);
ls->fscb(ls->sdp, cb, &lp->lockname);
}
static void process_complete(struct gdlm_lock *lp)
@ -232,7 +232,7 @@ out:
(lp->cur > DLM_LOCK_NL) && (prev_mode > DLM_LOCK_NL))
acb.lc_ret |= LM_OUT_CACHEABLE;
ls->fscb(ls->fsdata, LM_CB_ASYNC, &acb);
ls->fscb(ls->sdp, LM_CB_ASYNC, &acb);
}
static inline int no_work(struct gdlm_ls *ls, int blocking)
@ -318,7 +318,7 @@ static int gdlm_thread(void *data)
gdlm_do_lock(lp);
if (drop)
ls->fscb(ls->fsdata, LM_CB_DROPLOCKS, NULL);
ls->fscb(ls->sdp, LM_CB_DROPLOCKS, NULL);
schedule();
}

2
fs/gfs2/locking/nolock/main.c
View File

@ -24,7 +24,7 @@ struct nolock_lockspace {
static struct lm_lockops nolock_ops;
static int nolock_mount(char *table_name, char *host_data,
lm_callback_t cb, lm_fsdata_t *fsdata,
lm_callback_t cb, struct gfs2_sbd *sdp,
unsigned int min_lvb_size, int flags,
struct lm_lockstruct *lockstruct,
struct kobject *fskobj)