280c10eba5
copyout dump only if qls_mpi_core_dump() is successful. (like to credit x90c for pointing the issue) Submitted by:David C Somayajulu
131 lines
3.4 KiB
C
131 lines
3.4 KiB
C
/*
|
|
* Copyright (c) 2013-2014 Qlogic Corporation
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
/*
|
|
* File: qls_ioctl.c
|
|
* Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
|
|
*/
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
|
|
#include "qls_os.h"
|
|
#include "qls_hw.h"
|
|
#include "qls_def.h"
|
|
#include "qls_inline.h"
|
|
#include "qls_glbl.h"
|
|
#include "qls_ioctl.h"
|
|
#include "qls_dump.h"
|
|
extern qls_mpi_coredump_t ql_mpi_coredump;
|
|
|
|
static int qls_eioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag,
|
|
struct thread *td);
|
|
|
|
static struct cdevsw qla_cdevsw = {
|
|
.d_version = D_VERSION,
|
|
.d_ioctl = qls_eioctl,
|
|
.d_name = "qlxge",
|
|
};
|
|
|
|
int
|
|
qls_make_cdev(qla_host_t *ha)
|
|
{
|
|
ha->ioctl_dev = make_dev(&qla_cdevsw,
|
|
ha->ifp->if_dunit,
|
|
UID_ROOT,
|
|
GID_WHEEL,
|
|
0600,
|
|
"%s",
|
|
if_name(ha->ifp));
|
|
|
|
if (ha->ioctl_dev == NULL)
|
|
return (-1);
|
|
|
|
ha->ioctl_dev->si_drv1 = ha;
|
|
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
qls_del_cdev(qla_host_t *ha)
|
|
{
|
|
if (ha->ioctl_dev != NULL)
|
|
destroy_dev(ha->ioctl_dev);
|
|
return;
|
|
}
|
|
|
|
static int
|
|
qls_eioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag,
|
|
struct thread *td)
|
|
{
|
|
qla_host_t *ha;
|
|
int rval = 0;
|
|
device_t pci_dev;
|
|
|
|
qls_mpi_dump_t *mpi_dump;
|
|
|
|
if ((ha = (qla_host_t *)dev->si_drv1) == NULL)
|
|
return ENXIO;
|
|
|
|
pci_dev= ha->pci_dev;
|
|
|
|
switch(cmd) {
|
|
|
|
case QLA_MPI_DUMP:
|
|
mpi_dump = (qls_mpi_dump_t *)data;
|
|
|
|
if (mpi_dump->size == 0) {
|
|
mpi_dump->size = sizeof (qls_mpi_coredump_t);
|
|
} else {
|
|
if ((mpi_dump->size != sizeof (qls_mpi_coredump_t)) ||
|
|
(mpi_dump->dbuf == NULL))
|
|
rval = EINVAL;
|
|
else {
|
|
if (qls_mpi_core_dump(ha) == 0) {
|
|
rval = copyout(&ql_mpi_coredump,
|
|
mpi_dump->dbuf,
|
|
mpi_dump->size);
|
|
} else
|
|
rval = ENXIO;
|
|
|
|
if (rval) {
|
|
device_printf(ha->pci_dev,
|
|
"%s: mpidump failed[%d]\n",
|
|
__func__, rval);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return rval;
|
|
}
|
|
|