Function fsync_loose_object_transaction

object-file.c:521–540

}

static void fsync_loose_object_transaction(struct odb_transaction *base,
					   int fd, const char *filename)
{
	struct odb_transaction_files *transaction =
		container_of_or_null(base, struct odb_transaction_files, base);

	/*
	 * If we have an active ODB transaction, we issue a call that
	 * cleans the filesystem page cache but avoids a hardware flush
	 * command. Later on we will issue a single hardware flush
	 * before renaming the objects to their final names as part of
	 * flush_batch_fsync.
	 */
	if (!transaction || !transaction->objdir ||
	    git_fsync(fd, FSYNC_WRITEOUT_ONLY) < 0) {
		if (errno == ENOSYS)
			warning(_("core.fsyncMethod = batch is unsupported on this platform"));
		fsync_or_die(fd, filename);
	}
}

/*
 * Cleanup after batch-mode fsync_object_files.