fs->log_state = g_new0(BlueSkyCloudLogState, 1);
fs->log_state->data = g_string_new("");
+ fs->log_state->latest_cleaner_seq_seen = -1;
+ fs->log_state->uploads_pending_lock = g_mutex_new();
+ fs->log_state->uploads_pending_cond = g_cond_new();
bluesky_cloudlog_threads_init(fs);
fs->inode_fetch_thread_pool = g_thread_pool_new(inode_fetch_task, NULL,
bluesky_inode_do_sync(root);
}
+ bluesky_cleaner_thread_launch(fs);
+
return fs;
}
return i;
}
+/* Issue a prefetch hint for an inode. This signals that the inode may be
+ * needed soon. Does not return any useful data. */
+void bluesky_inode_prefetch(BlueSkyFS *fs, uint64_t inum)
+{
+ BlueSkyInode *inode = NULL;
+
+ g_mutex_lock(fs->lock);
+ inode = (BlueSkyInode *)g_hash_table_lookup(fs->inodes, &inum);
+
+ if (inode != NULL) {
+ /* Inode is already available, no need for any prefetching... */
+ g_mutex_unlock(fs->lock);
+ return;
+ }
+
+ InodeMapEntry *entry = bluesky_inode_map_lookup(fs->inode_map, inum, 0);
+ if (entry != NULL) {
+ bluesky_cloudlog_prefetch(entry->item);
+ }
+
+ g_mutex_unlock(fs->lock);
+ return;
+}
+
/* Retrieve an inode from the filesystem. Eventually this will be a cache and
* so we might need to go fetch the inode from elsewhere; for now all
* filesystem state is stored here. inode is returned with a reference held
{
BlueSkyInode *inode = (BlueSkyInode *)a;
+ bluesky_profile_set((BlueSkyProfile *)inode->private_data);
+
BlueSkyCloudLog *item = inode->committed_item;
inode->committed_item = NULL;
g_print("Completing fetch of inode %"PRIu64"...\n", inode->inum);
bluesky_cloudlog_ref(entry->item);
bluesky_insert_inode(fs, inode);
+ inode->private_data = bluesky_profile_get();
g_thread_pool_push(fs->inode_fetch_thread_pool, inode, NULL);
}