diff options
Diffstat (limited to 'fs/ocfs2/ocfs2.h')
| -rw-r--r-- | fs/ocfs2/ocfs2.h | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index 43dd42e313a1..4d6e200a4843 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -171,9 +171,13 @@ struct ocfs2_alloc_stats enum ocfs2_local_alloc_state { - OCFS2_LA_UNUSED = 0, - OCFS2_LA_ENABLED, - OCFS2_LA_DISABLED + OCFS2_LA_UNUSED = 0, /* Local alloc will never be used for + * this mountpoint. */ + OCFS2_LA_ENABLED, /* Local alloc is in use. */ + OCFS2_LA_THROTTLED, /* Local alloc is in use, but number + * of bits has been reduced. */ + OCFS2_LA_DISABLED /* Local alloc has temporarily been + * disabled. */ }; enum ocfs2_mount_options @@ -252,9 +256,20 @@ struct ocfs2_super struct ocfs2_journal *journal; unsigned long osb_commit_interval; + struct delayed_work la_enable_wq; + + /* + * Must hold local alloc i_mutex and osb->osb_lock to change + * local_alloc_bits. Reads can be done under either lock. + */ unsigned int local_alloc_bits; - enum ocfs2_local_alloc_state local_alloc_state; + unsigned int local_alloc_default_bits; + + enum ocfs2_local_alloc_state local_alloc_state; /* protected + * by osb_lock */ + struct buffer_head *local_alloc_bh; + u64 la_last_gd; /* Next two fields are for local node slot recovery during |