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-rw-r--r--runtime/print_new.c129
1 files changed, 0 insertions, 129 deletions
diff --git a/runtime/print_new.c b/runtime/print_new.c
deleted file mode 100644
index 52017426..00000000
--- a/runtime/print_new.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/* -*- linux-c -*-
- * Print Flush Function
- * Copyright (C) 2007-2008 Red Hat Inc.
- *
- * This file is part of systemtap, and is free software. You can
- * redistribute it and/or modify it under the terms of the GNU General
- * Public License (GPL); either version 2, or (at your option) any
- * later version.
- */
-
-/** Send the print buffer to the transport now.
- * Output accumulates in the print buffer until it
- * is filled, or this is called. This MUST be called before returning
- * from a probe or accumulated output in the print buffer will be lost.
- *
- * @note Preemption must be disabled to use this.
- */
-
-static DEFINE_SPINLOCK(_stp_print_lock);
-
-void EXPORT_FN(stp_print_flush)(_stp_pbuf *pb)
-{
- size_t len = pb->len;
- void *entry = NULL;
-
- /* check to see if there is anything in the buffer */
- dbug_trans(1, "len = %zu\n", len);
- if (likely(len == 0))
- return;
-
- pb->len = 0;
-
- if (unlikely(_stp_transport_get_state() != STP_TRANSPORT_RUNNING))
- return;
-
-#ifdef STP_BULKMODE
-#ifdef NO_PERCPU_HEADERS
- {
- char *bufp = pb->buf;
-
- while (len > 0) {
- size_t bytes_reserved;
-
- bytes_reserved = _stp_data_write_reserve(len, &entry);
- if (likely(entry && bytes_reserved > 0)) {
- memcpy(_stp_data_entry_data(entry), bufp,
- bytes_reserved);
- _stp_data_write_commit(entry);
- bufp += bytes_reserved;
- len -= bytes_reserved;
- }
- else {
- atomic_inc(&_stp_transport_failures);
- break;
- }
- }
- }
-
-#else /* !NO_PERCPU_HEADERS */
-
- {
- char *bufp = pb->buf;
- struct _stp_trace t = { .sequence = _stp_seq_inc(),
- .pdu_len = len};
- size_t bytes_reserved;
-
- bytes_reserved = _stp_data_write_reserve(sizeof(struct _stp_trace), &entry);
- if (likely(entry && bytes_reserved > 0)) {
- /* prevent unaligned access by using memcpy() */
- memcpy(_stp_data_entry_data(entry), &t, sizeof(t));
- _stp_data_write_commit(entry);
- }
- else {
- atomic_inc(&_stp_transport_failures);
- return;
- }
-
- while (len > 0) {
- bytes_reserved = _stp_data_write_reserve(len, &entry);
- if (likely(entry && bytes_reserved > 0)) {
- memcpy(_stp_data_entry_data(entry), bufp,
- bytes_reserved);
- _stp_data_write_commit(entry);
- bufp += bytes_reserved;
- len -= bytes_reserved;
- }
- else {
- atomic_inc(&_stp_transport_failures);
- break;
- }
- }
- }
-#endif /* !NO_PERCPU_HEADERS */
-
-#else /* !STP_BULKMODE */
-
-#if STP_TRANSPORT_VERSION == 1
-
- if (unlikely(_stp_ctl_write(STP_REALTIME_DATA, pb->buf, len) <= 0))
- atomic_inc (&_stp_transport_failures);
-
-#else /* STP_TRANSPORT_VERSION != 1 */
- {
- unsigned long flags;
- char *bufp = pb->buf;
-
- dbug_trans(1, "calling _stp_data_write...\n");
- spin_lock_irqsave(&_stp_print_lock, flags);
- while (len > 0) {
- size_t bytes_reserved;
-
- bytes_reserved = _stp_data_write_reserve(len, &entry);
- if (likely(entry && bytes_reserved > 0)) {
- memcpy(_stp_data_entry_data(entry), bufp,
- bytes_reserved);
- _stp_data_write_commit(entry);
- bufp += bytes_reserved;
- len -= bytes_reserved;
- }
- else {
- atomic_inc(&_stp_transport_failures);
- break;
- }
- }
- spin_unlock_irqrestore(&_stp_print_lock, flags);
- }
-#endif /* STP_TRANSPORT_VERSION != 1 */
-#endif /* !STP_BULKMODE */
-}