diff options
Diffstat (limited to 'fs/gfs2/glock.h')
| -rw-r--r-- | fs/gfs2/glock.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h index 4f8642301801..c0ae9100a0bc 100644 --- a/fs/gfs2/glock.h +++ b/fs/gfs2/glock.h @@ -138,6 +138,11 @@ struct lm_lockops { const match_table_t *lm_tokens; }; +struct gfs2_glock_aspace { + struct gfs2_glock glock; + struct address_space mapping; +}; + extern struct workqueue_struct *gfs2_delete_workqueue; static inline struct gfs2_holder *gfs2_glock_is_locked_by_me(struct gfs2_glock *gl) { @@ -179,8 +184,11 @@ static inline int gfs2_glock_is_held_shrd(struct gfs2_glock *gl) static inline struct address_space *gfs2_glock2aspace(struct gfs2_glock *gl) { - if (gl->gl_ops->go_flags & GLOF_ASPACE) - return (struct address_space *)(gl + 1); + if (gl->gl_ops->go_flags & GLOF_ASPACE) { + struct gfs2_glock_aspace *gla = + container_of(gl, struct gfs2_glock_aspace, glock); + return &gla->mapping; + } return NULL; } |