Lines Matching refs:grp
36 static int erofs_workgroup_get(struct erofs_workgroup *grp) in erofs_workgroup_get() argument
41 o = erofs_wait_on_workgroup_freezed(grp); in erofs_workgroup_get()
45 if (atomic_cmpxchg(&grp->refcount, o, o + 1) != o) in erofs_workgroup_get()
58 struct erofs_workgroup *grp; in erofs_find_workgroup() local
62 grp = xa_load(&sbi->managed_pslots, index); in erofs_find_workgroup()
63 if (grp) { in erofs_find_workgroup()
64 if (erofs_workgroup_get(grp)) { in erofs_find_workgroup()
70 DBG_BUGON(index != grp->index); in erofs_find_workgroup()
73 return grp; in erofs_find_workgroup()
77 struct erofs_workgroup *grp) in erofs_insert_workgroup() argument
87 atomic_inc(&grp->refcount); in erofs_insert_workgroup()
91 pre = __xa_cmpxchg(&sbi->managed_pslots, grp->index, in erofs_insert_workgroup()
92 NULL, grp, GFP_NOFS); in erofs_insert_workgroup()
102 atomic_dec(&grp->refcount); in erofs_insert_workgroup()
103 grp = pre; in erofs_insert_workgroup()
106 return grp; in erofs_insert_workgroup()
109 static void __erofs_workgroup_free(struct erofs_workgroup *grp) in __erofs_workgroup_free() argument
112 erofs_workgroup_free_rcu(grp); in __erofs_workgroup_free()
115 int erofs_workgroup_put(struct erofs_workgroup *grp) in erofs_workgroup_put() argument
117 int count = atomic_dec_return(&grp->refcount); in erofs_workgroup_put()
122 __erofs_workgroup_free(grp); in erofs_workgroup_put()
127 struct erofs_workgroup *grp) in erofs_try_to_release_workgroup() argument
134 if (!erofs_workgroup_try_to_freeze(grp, 1)) in erofs_try_to_release_workgroup()
143 if (erofs_try_to_free_all_cached_pages(sbi, grp)) { in erofs_try_to_release_workgroup()
144 erofs_workgroup_unfreeze(grp, 1); in erofs_try_to_release_workgroup()
153 DBG_BUGON(__xa_erase(&sbi->managed_pslots, grp->index) != grp); in erofs_try_to_release_workgroup()
156 erofs_workgroup_unfreeze(grp, 0); in erofs_try_to_release_workgroup()
157 __erofs_workgroup_free(grp); in erofs_try_to_release_workgroup()
164 struct erofs_workgroup *grp; in erofs_shrink_workstation() local
169 xa_for_each(&sbi->managed_pslots, index, grp) { in erofs_shrink_workstation()
171 if (!erofs_try_to_release_workgroup(sbi, grp)) in erofs_shrink_workstation()