* @{
*/
-/*****************************************************************************
- *
+/**
* Layout operations.
- *
*/
-
struct lov_layout_operations {
int (*llo_init)(const struct lu_env *env, struct lov_device *dev,
struct lov_object *lov, struct lov_stripe_md *lsm,
const struct cl_object_conf *conf,
union lov_layout_state *state);
int (*llo_delete)(const struct lu_env *env, struct lov_object *lov,
- union lov_layout_state *state);
- void (*llo_fini)(const struct lu_env *env, struct lov_object *lov,
- union lov_layout_state *state);
- int (*llo_print)(const struct lu_env *env, void *cookie,
- lu_printer_t p, const struct lu_object *o);
- int (*llo_page_init)(const struct lu_env *env, struct cl_object *obj,
+ union lov_layout_state *state);
+ void (*llo_fini)(const struct lu_env *env, struct lov_object *lov,
+ union lov_layout_state *state);
+ int (*llo_print)(const struct lu_env *env, void *cookie,
+ lu_printer_t p, const struct lu_object *o);
+ int (*llo_page_init)(const struct lu_env *env, struct cl_object *obj,
struct cl_page *page, pgoff_t index);
- int (*llo_lock_init)(const struct lu_env *env,
- struct cl_object *obj, struct cl_lock *lock,
- const struct cl_io *io);
- int (*llo_io_init)(const struct lu_env *env,
- struct cl_object *obj, struct cl_io *io);
- int (*llo_getattr)(const struct lu_env *env, struct cl_object *obj,
- struct cl_attr *attr);
+ int (*llo_lock_init)(const struct lu_env *env,
+ struct cl_object *obj, struct cl_lock *lock,
+ const struct cl_io *io);
+ int (*llo_io_init)(const struct lu_env *env,
+ struct cl_object *obj, struct cl_io *io);
+ int (*llo_getattr)(const struct lu_env *env, struct cl_object *obj,
+ struct cl_attr *attr);
int (*llo_flush)(const struct lu_env *env, struct cl_object *obj,
struct ldlm_lock *lock);
};
lov_free_memmd(&lsm);
}
-/*****************************************************************************
- *
+/**
* Lov object layout operations.
- *
*/
-
static struct cl_object *lov_sub_find(const struct lu_env *env,
struct cl_device *dev,
const struct lu_fid *fid,
struct lu_site *site;
wait_queue_head_t *wq;
- LASSERT(r0->lo_sub[idx] == los);
+ LASSERT(r0->lo_sub[idx] == los);
sub = lovsub2cl(los);
site = sub->co_lu.lo_dev->ld_site;
wq = lu_site_wq_from_fid(site, &sub->co_lu.lo_header->loh_fid);
- cl_object_kill(env, sub);
- /* release a reference to the sub-object and ... */
- lu_object_ref_del(&sub->co_lu, "lov-parent", lov);
- cl_object_put(env, sub);
+ cl_object_kill(env, sub);
+ /* release a reference to the sub-object and ... */
+ lu_object_ref_del(&sub->co_lu, "lov-parent", lov);
+ cl_object_put(env, sub);
/* ... wait until it is actually destroyed---sub-object clears its
* ->lo_sub[] slot in lovsub_object_free() */
ENTRY;
- if (r0->lo_sub != NULL) {
+ if (r0->lo_sub != NULL) {
int i;
for (i = 0; i < r0->lo_nr; ++i) {
}
static int lov_print_empty(const struct lu_env *env, void *cookie,
- lu_printer_t p, const struct lu_object *o)
+ lu_printer_t p, const struct lu_object *o)
{
- (*p)(env, cookie, "empty %d\n",
+ (*p)(env, cookie, "empty %d\n",
test_bit(LO_LAYOUT_INVALID, &lu2lov(o)->lo_obj_flags));
- return 0;
+ return 0;
}
static int lov_print_composite(const struct lu_env *env, void *cookie,
}
static int lov_print_released(const struct lu_env *env, void *cookie,
- lu_printer_t p, const struct lu_object *o)
+ lu_printer_t p, const struct lu_object *o)
{
struct lov_object *lov = lu2lov(o);
struct lov_stripe_md *lsm = lov->lo_lsm;
* cl_attr::cat_blocks---it's 0.
*/
static int lov_attr_get_empty(const struct lu_env *env, struct cl_object *obj,
- struct cl_attr *attr)
+ struct cl_attr *attr)
{
- attr->cat_blocks = 0;
- return 0;
+ attr->cat_blocks = 0;
+ return 0;
}
static int lov_attr_get_composite(const struct lu_env *env,
#define LOV_2DISPATCH_MAYLOCK(obj, op, lock, ...) \
({ \
- struct lov_object *__obj = (obj); \
- int __lock = !!(lock); \
- typeof(lov_dispatch[0].op(__VA_ARGS__)) __result; \
+ struct lov_object *__obj = (obj); \
+ int __lock = !!(lock); \
+ typeof(lov_dispatch[0].op(__VA_ARGS__)) __result; \
\
- if (__lock) \
- lov_conf_freeze(__obj); \
- __result = LOV_2DISPATCH_NOLOCK(obj, op, __VA_ARGS__); \
- if (__lock) \
- lov_conf_thaw(__obj); \
- __result; \
+ if (__lock) \
+ lov_conf_freeze(__obj); \
+ __result = LOV_2DISPATCH_NOLOCK(obj, op, __VA_ARGS__); \
+ if (__lock) \
+ lov_conf_thaw(__obj); \
+ __result; \
})
/**
#define LOV_2DISPATCH_VOID(obj, op, ...) \
do { \
- struct lov_object *__obj = (obj); \
- enum lov_layout_type __llt; \
+ struct lov_object *__obj = (obj); \
+ enum lov_layout_type __llt; \
\
lov_conf_freeze(__obj); \
- __llt = __obj->lo_type; \
+ __llt = __obj->lo_type; \
LASSERT(__llt < ARRAY_SIZE(lov_dispatch)); \
- lov_dispatch[__llt].op(__VA_ARGS__); \
+ lov_dispatch[__llt].op(__VA_ARGS__); \
lov_conf_thaw(__obj); \
} while (0)
RETURN(rc);
}
-/*****************************************************************************
- *
+/**
* Lov object operations.
- *
*/
static int lov_object_init(const struct lu_env *env, struct lu_object *obj,
const struct lu_object_conf *conf)
}
static int lov_conf_set(const struct lu_env *env, struct cl_object *obj,
- const struct cl_object_conf *conf)
+ const struct cl_object_conf *conf)
{
struct lov_stripe_md *lsm = NULL;
struct lov_object *lov = cl2lov(obj);
static void lov_object_delete(const struct lu_env *env, struct lu_object *obj)
{
- struct lov_object *lov = lu2lov(obj);
+ struct lov_object *lov = lu2lov(obj);
- ENTRY;
- LOV_2DISPATCH_VOID(lov, llo_delete, env, lov, &lov->u);
- EXIT;
+ ENTRY;
+ LOV_2DISPATCH_VOID(lov, llo_delete, env, lov, &lov->u);
+ EXIT;
}
static void lov_object_free(const struct lu_env *env, struct lu_object *obj)
{
- struct lov_object *lov = lu2lov(obj);
+ struct lov_object *lov = lu2lov(obj);
- ENTRY;
- LOV_2DISPATCH_VOID(lov, llo_fini, env, lov, &lov->u);
- lu_object_fini(obj);
- OBD_SLAB_FREE_PTR(lov, lov_object_kmem);
- EXIT;
+ ENTRY;
+ LOV_2DISPATCH_VOID(lov, llo_fini, env, lov, &lov->u);
+ lu_object_fini(obj);
+ OBD_SLAB_FREE_PTR(lov, lov_object_kmem);
+ EXIT;
}
static int lov_object_print(const struct lu_env *env, void *cookie,
- lu_printer_t p, const struct lu_object *o)
+ lu_printer_t p, const struct lu_object *o)
{
- return LOV_2DISPATCH_NOLOCK(lu2lov(o), llo_print, env, cookie, p, o);
+ return LOV_2DISPATCH_NOLOCK(lu2lov(o), llo_print, env, cookie, p, o);
}
static int lov_page_init(const struct lu_env *env, struct cl_object *obj,
* sub-objects.
*/
static int lov_attr_get(const struct lu_env *env, struct cl_object *obj,
- struct cl_attr *attr)
+ struct cl_attr *attr)
{
- /* do not take lock, as this function is called under a
- * spin-lock. Layout is protected from changing by ongoing IO. */
- return LOV_2DISPATCH_NOLOCK(cl2lov(obj), llo_getattr, env, obj, attr);
+ /* do not take lock, as this function is called under a
+ * spin-lock. Layout is protected from changing by ongoing IO. */
+ return LOV_2DISPATCH_NOLOCK(cl2lov(obj), llo_getattr, env, obj, attr);
}
static int lov_attr_update(const struct lu_env *env, struct cl_object *obj,
}
static int lov_lock_init(const struct lu_env *env, struct cl_object *obj,
- struct cl_lock *lock, const struct cl_io *io)
+ struct cl_lock *lock, const struct cl_io *io)
{
/* No need to lock because we've taken one refcount of layout. */
return LOV_2DISPATCH_NOLOCK(cl2lov(obj), llo_lock_init, env, obj, lock,
git://git.whamcloud.com / fs / lustre-release.git / blobdiff