log: hide internal variable

As announced in earlier releases, rte_logs can now be made
internal to EAL.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Andrew Rybchenko <arybchenko@solarflare.com>
Signed-off-by: David Marchand <david.marchand@redhat.com>

doc/guides/rel_notes/deprecation.rst

@@ -70,10 +70,6 @@ Deprecation Notices
 * eal: The function ``rte_eal_remote_launch`` will return new error codes
   after read or write error on the pipe, instead of calling ``rte_panic``.
 
-* eal: The ``rte_logs`` struct and global symbol will be made private to
-  remove it from the externally visible ABI and allow it to be updated in the
-  future.
-
 * eal: The ``rte_dev_event`` structure will be made private to the EAL as no
   public API makes use of it.
 

doc/guides/rel_notes/release_20_11.rst

@@ -84,6 +84,9 @@ API Changes
    Also, make sure to start the actual text at the margin.
    =======================================================
 
+* eal: The ``rte_logs`` struct and global symbol was made private
+  and is no longer part of the API.
+
 * mbuf: Removed the unioned field ``refcnt_atomic`` from
   the structures ``rte_mbuf`` and ``rte_mbuf_ext_shared_info``.
   The field ``refcnt`` is remaining from the old unions.

lib/librte_eal/common/eal_common_log.c

@@ -17,11 +17,21 @@
 
 #include "eal_private.h"
 
-/* global log structure */
-struct rte_logs rte_logs = {
+struct rte_log_dynamic_type {
+	const char *name;
+	uint32_t loglevel;
+};
+
+/** The rte_log structure. */
+static struct rte_logs {
+	uint32_t type;  /**< Bitfield with enabled logs. */
+	uint32_t level; /**< Log level. */
+	FILE *file;     /**< Output file set by rte_openlog_stream, or NULL. */
+	size_t dynamic_types_len;
+	struct rte_log_dynamic_type *dynamic_types;
+} rte_logs = {
 	.type = ~0,
 	.level = RTE_LOG_DEBUG,
-	.file = NULL,
 };
 
 struct rte_eal_opt_loglevel {
@@ -53,11 +63,6 @@ struct log_cur_msg {
 	uint32_t logtype;  /**< log type  - see rte_log.h */
 };
 
-struct rte_log_dynamic_type {
-	const char *name;
-	uint32_t loglevel;
-};
-
  /* per core log */
 static RTE_DEFINE_PER_LCORE(struct log_cur_msg, log_cur_msg);
 

lib/librte_eal/include/rte_log.h

@@ -27,20 +27,6 @@ extern "C" {
 #include <rte_config.h>
 #include <rte_compat.h>
 
-struct rte_log_dynamic_type;
-
-/** The rte_log structure. */
-struct rte_logs {
-	uint32_t type;  /**< Bitfield with enabled logs. */
-	uint32_t level; /**< Log level. */
-	FILE *file;     /**< Output file set by rte_openlog_stream, or NULL. */
-	size_t dynamic_types_len;
-	struct rte_log_dynamic_type *dynamic_types;
-};
-
-/** Global log information */
-extern struct rte_logs rte_logs;
-
 /* SDK log type */
 #define RTE_LOGTYPE_EAL        0 /**< Log related to eal. */
 #define RTE_LOGTYPE_MALLOC     1 /**< Log related to malloc. */
@@ -270,7 +256,7 @@ void rte_log_dump(FILE *f);
  * to rte_openlog_stream().
  *
  * The level argument determines if the log should be displayed or
- * not, depending on the global rte_logs variable.
+ * not, depending on the loglevel settings.
  *
  * The preferred alternative is the RTE_LOG() because it adds the
  * level and type in the logged string.
@@ -301,7 +287,7 @@ int rte_log(uint32_t level, uint32_t logtype, const char *format, ...)
  * to rte_openlog_stream().
  *
  * The level argument determines if the log should be displayed or
- * not, depending on the global rte_logs variable. A trailing
+ * not, depending on the loglevel settings. A trailing
  * newline may be added if needed.
  *
  * The preferred alternative is the RTE_LOG() because it adds the

lib/librte_eal/rte_eal_version.map

@@ -115,7 +115,6 @@ DPDK_21 {
 	rte_log_set_level;
 	rte_log_set_level_pattern;
 	rte_log_set_level_regexp;
-	rte_logs;
 	rte_malloc;
 	rte_malloc_dump_stats;
 	rte_malloc_get_socket_stats;