Build fix: Missing message in LTTNG_DEPRECATED invocation

[lttng-tools.git] / src / common / defaults.c

diff --git a/src/common/defaults.c b/src/common/defaults.c
index 0303c887a885cecbaa43a10243c3af0227049a71..2550784cf1b01cf834f695e51e16c3cadf58d7a7 100644 (file)
--- a/src/common/defaults.c
+++ b/src/common/defaults.c
@@ -1,18 +1,8 @@
 /*
- * Copyright (C) 2012 - Simon Marchi <simon.marchi@polymtl.ca>
+ * Copyright (C) 2012 Simon Marchi <simon.marchi@polymtl.ca>
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License, version 2 only, as
- * published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
  *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 51
- * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #define _LGPL_SOURCE
@@ -24,50 +14,58 @@
 
 #include "defaults.h"
 #include "macros.h"
-#include "align.h"
 #include "error.h"
 
 static int pthread_attr_init_done;
 static pthread_attr_t tattr;
 
-LTTNG_HIDDEN
+static size_t get_page_size(void)
+{
+       const long ret = sysconf(_SC_PAGE_SIZE);
+
+       if (ret < 0) {
+               /*
+                * Fatal error since there is no safe way to recover from this.
+                */
+               PERROR("Failed to get system page size using sysconf(_SC_PAGE_SIZE)");
+               abort();
+       }
+
+       return (size_t) ret;
+}
+
 size_t default_get_channel_subbuf_size(void)
 {
-       return max(_DEFAULT_CHANNEL_SUBBUF_SIZE, PAGE_SIZE);
+       return max(_DEFAULT_CHANNEL_SUBBUF_SIZE, get_page_size());
 }
 
-LTTNG_HIDDEN
 size_t default_get_metadata_subbuf_size(void)
 {
-       return max(DEFAULT_METADATA_SUBBUF_SIZE, PAGE_SIZE);
+       return max(DEFAULT_METADATA_SUBBUF_SIZE, get_page_size());
 }
 
-LTTNG_HIDDEN
 size_t default_get_kernel_channel_subbuf_size(void)
 {
-       return max(DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE, PAGE_SIZE);
+       return max(DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE, get_page_size());
 }
 
-LTTNG_HIDDEN
 size_t default_get_ust_pid_channel_subbuf_size(void)
 {
-       return max(DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE, PAGE_SIZE);
+       return max(DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE, get_page_size());
 }
 
-LTTNG_HIDDEN
 size_t default_get_ust_uid_channel_subbuf_size(void)
 {
-       return max(DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE, PAGE_SIZE);
+       return max(DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE, get_page_size());
 }
 
-LTTNG_HIDDEN
 pthread_attr_t *default_pthread_attr(void)
 {
        if (pthread_attr_init_done) {
                return &tattr;
        }
 
-       WARN("Uninitializez pthread attributes, using libc defaults.");
+       WARN("Uninitialized pthread attributes, using libc defaults.");
        return NULL;
 }
 
@@ -117,8 +115,8 @@ static void __attribute__((constructor)) init_default_pthread_attr(void)
                selected_ss = DEFAULT_LTTNG_THREAD_STACK_SIZE;
        }
 
-       if (rlim.rlim_max >= 0 && selected_ss > rlim.rlim_max) {
-               WARN("Your system's stack size restrictions (%zu bytes) may be too low for the LTTng daemons to function properly, please set the stack size limit to at leat %zu bytes to ensure reliable operation",
+       if (rlim.rlim_max > 0 && selected_ss > rlim.rlim_max) {
+               WARN("Your system's stack size restrictions (%zu bytes) may be too low for the LTTng daemons to function properly, please set the stack size limit to at least %zu bytes to ensure reliable operation",
                        (size_t) rlim.rlim_max, (size_t) DEFAULT_LTTNG_THREAD_STACK_SIZE);
                selected_ss = (size_t) rlim.rlim_max;
        }