incubator-nuttx/sched/misc/dump.c

98 lines
3.4 KiB
C

/****************************************************************************
* sched/misc/dump.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/arch.h>
#include <nuttx/fs/fs.h>
#include <debug.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#ifdef CONFIG_DUMP_ON_EXIT
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: dumphandler
*
* Description:
* Dump the state of all tasks whenever on task exits. This is debug
* instrumentation that was added to check file-related reference counting
* but could be useful again sometime in the future.
*
****************************************************************************/
static void dumphandler(FAR struct tcb_s *tcb, FAR void *arg)
{
FAR struct filelist *filelist;
int i;
int j;
sinfo(" TCB=%p name=%s\n", tcb, tcb->name);
sinfo(" priority=%d state=%d\n", tcb->sched_priority, tcb->task_state);
filelist = &tcb->group->tg_filelist;
for (i = 0; i < filelist->fl_rows; i++)
{
for (j = 0; j < CONFIG_NFILE_DESCRIPTORS_PER_BLOCK; j++)
{
struct inode *inode = filelist->fl_files[i][j].f_inode;
if (inode)
{
sinfo(" fd=%d refcount=%d\n",
i * CONFIG_NFILE_DESCRIPTORS_PER_BLOCK + j,
inode->i_crefs);
}
}
}
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxsched_dumponexit
*
* Description:
* Dump the state of all tasks whenever on task exits. This is debug
* instrumentation that was added to check file-related reference counting
* but could be useful again sometime in the future.
*
****************************************************************************/
void nxsched_dumponexit(void)
{
sinfo("Other tasks:\n");
nxsched_foreach(dumphandler, NULL);
}
#endif /* CONFIG_DUMP_ON_EXIT */