#endif
g_mutex_lock(inode->fs->lock);
+ bluesky_list_unlink(&inode->fs->unlogged_list, inode->unlogged_list);
+ inode->unlogged_list = bluesky_list_prepend(&inode->fs->unlogged_list, inode);
bluesky_list_unlink(&inode->fs->dirty_list, inode->dirty_list);
inode->dirty_list = bluesky_list_prepend(&inode->fs->dirty_list, inode);
bluesky_list_unlink(&inode->fs->accessed_list, inode->accessed_list);
fs->locations = g_hash_table_new(bluesky_cloudlog_hash,
bluesky_cloudlog_equal);
+ fs->log_state = g_new0(BlueSkyCloudLogState, 1);
+ fs->log_state->data = g_string_new("");
+
return fs;
}
bluesky_insert_inode(fs, root);
bluesky_inode_update_ctime(root, TRUE);
- bluesky_inode_flush(fs, root);
+ bluesky_inode_do_sync(root);
bluesky_superblock_flush(fs);
return fs;
/* Sanity check: Is the inode clean? */
if (inode->change_commit < inode->change_count
|| inode->accessed_list != NULL
+ || inode->unlogged_list != NULL
|| inode->dirty_list != NULL) {
g_warning("Dropping inode which is not clean (commit %"PRIi64" < change %"PRIi64"; accessed_list = %p; dirty_list = %p)\n", inode->change_commit, inode->change_count, inode->accessed_list, inode->dirty_list);
}
g_mutex_lock(inode->fs->lock);
bluesky_list_unlink(&inode->fs->accessed_list, inode->accessed_list);
bluesky_list_unlink(&inode->fs->dirty_list, inode->dirty_list);
+ bluesky_list_unlink(&inode->fs->unlogged_list, inode->unlogged_list);
g_mutex_unlock(inode->fs->lock);
/* Free file type specific data. It should be an error for there to be
if (b->type == BLUESKY_BLOCK_DIRTY) {
g_error("Deleting an inode with dirty file data!");
}
- g_free(b->ref);
- bluesky_string_unref(b->data);
+ bluesky_cloudlog_unref(b->ref);
+ bluesky_string_unref(b->dirty);
}
g_array_unref(inode->blocks);
break;
g_hash_table_insert(fs->inodes, &inode->inum, inode);
}
-/* Deprecated: Synchronize an inode to stable storage. */
-void bluesky_inode_flush(BlueSkyFS *fs, BlueSkyInode *inode)
-{
- GString *buf = g_string_new("");
- bluesky_serialize_inode(buf, inode);
- BlueSkyRCStr *data = bluesky_string_new_from_gstring(buf);
-
- char key[64];
- sprintf(key, "inode-%016"PRIx64, inode->inum);
-
- BlueSkyStoreAsync *async = bluesky_store_async_new(fs->store);
- async->op = STORE_OP_PUT;
- async->key = g_strdup(key);
- async->data = data;
- bluesky_store_async_submit(async);
- bluesky_store_async_unref(async);
-}
-
/* Start writeback of an inode and all associated data. */
-void bluesky_inode_start_sync(BlueSkyInode *inode, BlueSkyStoreAsync *barrier)
+void bluesky_inode_start_sync(BlueSkyInode *inode)
{
GList *log_items = NULL;
- BlueSkyFS *fs = inode->fs;
if (inode->type == BLUESKY_REGULAR)
- bluesky_file_flush(inode, barrier, &log_items);
-
- GString *buf = g_string_new("");
- bluesky_serialize_inode(buf, inode);
- BlueSkyRCStr *data = bluesky_string_new_from_gstring(buf);
-
- char key[64];
- sprintf(key, "inode-%016"PRIx64, inode->inum);
+ bluesky_file_flush(inode, &log_items);
- BlueSkyCloudLog *cloudlog = bluesky_cloudlog_new(fs);
- cloudlog->type = LOGTYPE_DATA;
- cloudlog->inum = inode->inum;
- cloudlog->data = data;
- bluesky_string_ref(data);
+ BlueSkyCloudLog *cloudlog = bluesky_serialize_inode(inode);
- log_items = g_list_prepend(log_items, bluesky_cloudlog_sync(cloudlog));
+ bluesky_cloudlog_unref(inode->committed_item);
+ inode->committed_item = cloudlog;
- bluesky_cloudlog_insert(cloudlog);
+ bluesky_cloudlog_sync(cloudlog);
+ bluesky_cloudlog_ref(cloudlog);
+ log_items = g_list_prepend(log_items, cloudlog);
/* Wait for all log items to be committed to disk. */
- while (log_items != NULL) {
- BlueSkyLogItem *log_item = (BlueSkyLogItem *)log_items->data;
- bluesky_log_item_finish(log_item);
- log_items = g_list_delete_link(log_items, log_items);
- }
+ bluesky_log_finish_all(log_items);
- BlueSkyStoreAsync *async = bluesky_store_async_new(fs->store);
- async->op = STORE_OP_PUT;
- async->key = g_strdup(key);
- async->data = data;
- bluesky_store_async_submit(async);
- if (barrier != NULL)
- bluesky_store_add_barrier(barrier, async);
- bluesky_store_async_unref(async);
+ /* Mark the inode as clean */
+ inode->change_commit = inode->change_count;
+ inode->change_time = 0;
+ g_mutex_lock(inode->fs->lock);
+ bluesky_list_unlink(&inode->fs->unlogged_list, inode->unlogged_list);
+ inode->unlogged_list = NULL;
+ g_mutex_unlock(inode->fs->lock);
}
/* Write back an inode and all associated data and wait for completion. Inode
* should already be locked. */
void bluesky_inode_do_sync(BlueSkyInode *inode)
{
- BlueSkyStoreAsync *barrier = bluesky_store_async_new(inode->fs->store);
- barrier->op = STORE_OP_BARRIER;
-
if (bluesky_verbose) {
g_log("bluesky/inode", G_LOG_LEVEL_DEBUG,
"Synchronous writeback for inode %"PRIu64"...", inode->inum);
}
- bluesky_inode_start_sync(inode, barrier);
- bluesky_store_async_submit(barrier);
- bluesky_store_async_wait(barrier);
- bluesky_store_async_unref(barrier);
+ bluesky_inode_start_sync(inode);
if (bluesky_verbose) {
g_log("bluesky/inode", G_LOG_LEVEL_DEBUG,
"Writeback for inode %"PRIu64" complete", inode->inum);
/* Synchronize filesystem superblock to stable storage. */
void bluesky_superblock_flush(BlueSkyFS *fs)
{
+#if 0
GString *buf = g_string_new("");
bluesky_serialize_superblock(buf, fs);
BlueSkyRCStr *data = bluesky_string_new_from_gstring(buf);
bluesky_store_async_unref(async);
//bluesky_store_sync(fs->store);
+#endif
}