LU-10602 llite: add file heat support

[fs/lustre-release.git] / lustre / llite / llite_lib.c

diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c
index 325cd8d..83d9b8c 100644 (file)
--- a/lustre/llite/llite_lib.c
+++ b/lustre/llite/llite_lib.c
@@ -142,6 +142,9 @@ static struct ll_sb_info *ll_init_sbi(void)
        INIT_LIST_HEAD(&sbi->ll_squash.rsi_nosquash_nids);
        init_rwsem(&sbi->ll_squash.rsi_sem);
 
+       /* Per-filesystem file heat */
+       sbi->ll_heat_decay_weight = SBI_DEFAULT_HEAT_DECAY_WEIGHT;
+       sbi->ll_heat_period_second = SBI_DEFAULT_HEAT_PERIOD_SECOND;
        RETURN(sbi);
 }
 
@@ -973,6 +976,9 @@ void ll_lli_init(struct ll_inode_info *lli)
                INIT_LIST_HEAD(&lli->lli_agl_list);
                lli->lli_agl_index = 0;
                lli->lli_async_rc = 0;
+               spin_lock_init(&lli->lli_heat_lock);
+               obd_heat_clear(lli->lli_heat_instances, OBD_HEAT_COUNT);
+               lli->lli_heat_flags = 0;
        }
        mutex_init(&lli->lli_layout_mutex);
        memset(lli->lli_jobid, 0, sizeof(lli->lli_jobid));