X-Git-Url: http://git.vrable.net/?a=blobdiff_plain;f=bluesky%2Finode.c;h=42ae708399f1fb5506e87f54261e31a97382d588;hb=388030970805a70cb4fad34ade5e3de7a3607a57;hp=dd20cc920b2a814d24d0db46a6050cd7a51c18f2;hpb=6d6488b277fe7e57b25bcade9c6759688e2bcdea;p=bluesky.git diff --git a/bluesky/inode.c b/bluesky/inode.c index dd20cc9..42ae708 100644 --- a/bluesky/inode.c +++ b/bluesky/inode.c @@ -96,6 +96,8 @@ BlueSkyFS *bluesky_new_fs(gchar *name) 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, @@ -132,7 +134,7 @@ BlueSkyFS *bluesky_init_fs(gchar *name, BlueSkyStore *store, bluesky_inode_do_sync(root); } - bluesky_cleaner_merge(fs); + bluesky_cleaner_thread_launch(fs); return fs; } @@ -268,6 +270,30 @@ BlueSkyInode *bluesky_new_inode(uint64_t inum, BlueSkyFS *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