hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

drivers: Push down BKL into various drivers 

These are the last remaining device drivers using
the ->ioctl file operation in the drivers directory
(except from v4l drivers).

[fweisbec: drop i8k pushdown as it has been done from
procfs pushdown branch already]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Arnd Bergmann 2010-04-27 00:24:05 +02:00 committed by Frederic Weisbecker
parent 703c631ebb
commit 55929332c9
23 changed files with 280 additions and 115 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/char/apm-emulation.c
View File

@ -265,8 +265,8 @@ static unsigned int apm_poll(struct file *fp, poll_table * wait)
* Only when everyone who has opened /dev/apm_bios with write permission
* has acknowledge does the actual suspend happen.
*/
static int
apm_ioctl(struct inode * inode, struct file *filp, u_int cmd, u_long arg)
static long
apm_ioctl(struct file *filp, u_int cmd, u_long arg)
{
struct apm_user *as = filp->private_data;
int err = -EINVAL;
@ -274,6 +274,7 @@ apm_ioctl(struct inode * inode, struct file *filp, u_int cmd, u_long arg)
if (!as->suser || !as->writer)
return -EPERM;
lock_kernel();
switch (cmd) {
case APM_IOC_SUSPEND:
mutex_lock(&state_lock);
@ -334,6 +335,7 @@ apm_ioctl(struct inode * inode, struct file *filp, u_int cmd, u_long arg)
mutex_unlock(&state_lock);
break;
}
unlock_kernel();
return err;
}
@ -397,7 +399,7 @@ static const struct file_operations apm_bios_fops = {
.owner = THIS_MODULE,
.read = apm_read,
.poll = apm_poll,
.ioctl = apm_ioctl,
.unlocked_ioctl = apm_ioctl,
.open = apm_open,
.release = apm_release,
};

13
drivers/char/applicom.c
View File

@ -26,6 +26,7 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/smp_lock.h>
#include <linux/miscdevice.h>
#include <linux/pci.h>
#include <linux/wait.h>
@ -106,8 +107,7 @@ static unsigned int DeviceErrorCount; /* number of device error */
static ssize_t ac_read (struct file *, char __user *, size_t, loff_t *);
static ssize_t ac_write (struct file *, const char __user *, size_t, loff_t *);
static int ac_ioctl(struct inode *, struct file *, unsigned int,
unsigned long);
static long ac_ioctl(struct file *, unsigned int, unsigned long);
static irqreturn_t ac_interrupt(int, void *);
static const struct file_operations ac_fops = {
@ -115,7 +115,7 @@ static const struct file_operations ac_fops = {
.llseek = no_llseek,
.read = ac_read,
.write = ac_write,
.ioctl = ac_ioctl,
.unlocked_ioctl = ac_ioctl,
};
static struct miscdevice ac_miscdev = {
@ -689,7 +689,7 @@ static irqreturn_t ac_interrupt(int vec, void *dev_instance)
static int ac_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
static long ac_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{ /* @ ADG ou ATO selon le cas */
int i;
@ -711,7 +711,8 @@ static int ac_ioctl(struct inode *inode, struct file *file, unsigned int cmd, un
kfree(adgl);
return -EFAULT;
}
lock_kernel();
IndexCard = adgl->num_card-1;
if(cmd != 6 && ((IndexCard >= MAX_BOARD) || !apbs[IndexCard].RamIO)) {
@ -721,6 +722,7 @@ static int ac_ioctl(struct inode *inode, struct file *file, unsigned int cmd, un
warncount--;
}
kfree(adgl);
unlock_kernel();
return -EINVAL;
}
@ -838,6 +840,7 @@ static int ac_ioctl(struct inode *inode, struct file *file, unsigned int cmd, un
}
Dummy = readb(apbs[IndexCard].RamIO + VERS);
kfree(adgl);
unlock_kernel();
return 0;
}

16
drivers/char/ds1620.c
View File

@ -232,7 +232,7 @@ ds1620_read(struct file *file, char __user *buf, size_t count, loff_t *ptr)
}
static int
ds1620_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
ds1620_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct therm therm;
union {
@ -316,6 +316,18 @@ ds1620_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned
return 0;
}
static long
ds1620_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret;
lock_kernel();
ret = ds1620_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
#ifdef THERM_USE_PROC
static int
proc_therm_ds1620_read(char *buf, char **start, off_t offset,
@ -344,7 +356,7 @@ static const struct file_operations ds1620_fops = {
.owner = THIS_MODULE,
.open = ds1620_open,
.read = ds1620_read,
.ioctl = ds1620_ioctl,
.unlocked_ioctl = ds1620_unlocked_ioctl,
};
static struct miscdevice ds1620_miscdev = {

15
drivers/char/dtlk.c
View File

@ -93,8 +93,8 @@ static ssize_t dtlk_write(struct file *, const char __user *,
static unsigned int dtlk_poll(struct file *, poll_table *);
static int dtlk_open(struct inode *, struct file *);
static int dtlk_release(struct inode *, struct file *);
static int dtlk_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg);
static long dtlk_ioctl(struct file *file,
unsigned int cmd, unsigned long arg);
static const struct file_operations dtlk_fops =
{
@ -102,7 +102,7 @@ static const struct file_operations dtlk_fops =
.read = dtlk_read,
.write = dtlk_write,
.poll = dtlk_poll,
.ioctl = dtlk_ioctl,
.unlocked_ioctl = dtlk_ioctl,
.open = dtlk_open,
.release = dtlk_release,
};
@ -263,10 +263,9 @@ static void dtlk_timer_tick(unsigned long data)
wake_up_interruptible(&dtlk_process_list);
}
static int dtlk_ioctl(struct inode *inode,
struct file *file,
unsigned int cmd,
unsigned long arg)
static long dtlk_ioctl(struct file *file,
unsigned int cmd,
unsigned long arg)
{
char __user *argp = (char __user *)arg;
struct dtlk_settings *sp;
@ -276,7 +275,9 @@ static int dtlk_ioctl(struct inode *inode,
switch (cmd) {
case DTLK_INTERROGATE:
lock_kernel();
sp = dtlk_interrogate();
unlock_kernel();
if (copy_to_user(argp, sp, sizeof(struct dtlk_settings)))
return -EINVAL;
return 0;

17
drivers/char/generic_nvram.c
View File

@ -19,6 +19,7 @@
#include <linux/miscdevice.h>
#include <linux/fcntl.h>
#include <linux/init.h>
#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include <asm/nvram.h>
#ifdef CONFIG_PPC_PMAC
@ -84,8 +85,7 @@ static ssize_t write_nvram(struct file *file, const char __user *buf,
return p - buf;
}
static int nvram_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
static int nvram_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
switch(cmd) {
#ifdef CONFIG_PPC_PMAC
@ -116,12 +116,23 @@ static int nvram_ioctl(struct inode *inode, struct file *file,
return 0;
}
static long nvram_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret;
lock_kernel();
ret = nvram_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
const struct file_operations nvram_fops = {
.owner = THIS_MODULE,
.llseek = nvram_llseek,
.read = read_nvram,
.write = write_nvram,
.ioctl = nvram_ioctl,
.unlocked_ioctl = nvram_unlocked_ioctl,
};
static struct miscdevice nvram_dev = {

16
drivers/char/genrtc.c
View File

@ -262,7 +262,7 @@ static inline int gen_set_rtc_irq_bit(unsigned char bit)
#endif
}
static int gen_rtc_ioctl(struct inode *inode, struct file *file,
static int gen_rtc_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct rtc_time wtime;
@ -332,6 +332,18 @@ static int gen_rtc_ioctl(struct inode *inode, struct file *file,
return -EINVAL;
}
static long gen_rtc_unlocked_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int ret;
lock_kernel();
ret = gen_rtc_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
/*
* We enforce only one user at a time here with the open/close.
* Also clear the previous interrupt data on an open, and clean
@ -482,7 +494,7 @@ static const struct file_operations gen_rtc_fops = {
.read = gen_rtc_read,
.poll = gen_rtc_poll,
#endif
.ioctl = gen_rtc_ioctl,
.unlocked_ioctl = gen_rtc_unlocked_ioctl,
.open = gen_rtc_open,
.release = gen_rtc_release,
};

14
drivers/char/hpet.c
View File

@ -431,14 +431,18 @@ static int hpet_release(struct inode *inode, struct file *file)
static int hpet_ioctl_common(struct hpet_dev *, int, unsigned long, int);
static int
hpet_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
static long hpet_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
struct hpet_dev *devp;
int ret;
devp = file->private_data;
return hpet_ioctl_common(devp, cmd, arg, 0);
lock_kernel();
ret = hpet_ioctl_common(devp, cmd, arg, 0);
unlock_kernel();
return ret;
}
static int hpet_ioctl_ieon(struct hpet_dev *devp)
@ -654,7 +658,7 @@ static const struct file_operations hpet_fops = {
.llseek = no_llseek,
.read = hpet_read,
.poll = hpet_poll,
.ioctl = hpet_ioctl,
.unlocked_ioctl = hpet_ioctl,
.open = hpet_open,
.release = hpet_release,
.fasync = hpet_fasync,

26
drivers/char/ipmi/ipmi_devintf.c
View File

@ -228,8 +228,7 @@ static int handle_send_req(ipmi_user_t user,
return rv;
}
static int ipmi_ioctl(struct inode *inode,
struct file *file,
static int ipmi_ioctl(struct file *file,
unsigned int cmd,
unsigned long data)
{
@ -630,6 +629,23 @@ static int ipmi_ioctl(struct inode *inode,
return rv;
}
/*
* Note: it doesn't make sense to take the BKL here but
* not in compat_ipmi_ioctl. -arnd
*/
static long ipmi_unlocked_ioctl(struct file *file,
unsigned int cmd,
unsigned long data)
{
int ret;
lock_kernel();
ret = ipmi_ioctl(file, cmd, data);
unlock_kernel();
return ret;
}
#ifdef CONFIG_COMPAT
/*
@ -802,7 +818,7 @@ static long compat_ipmi_ioctl(struct file *filep, unsigned int cmd,
if (copy_to_user(precv64, &recv64, sizeof(recv64)))
return -EFAULT;
rc = ipmi_ioctl(filep->f_path.dentry->d_inode, filep,
rc = ipmi_ioctl(filep,
((cmd == COMPAT_IPMICTL_RECEIVE_MSG)
? IPMICTL_RECEIVE_MSG
: IPMICTL_RECEIVE_MSG_TRUNC),
@ -819,14 +835,14 @@ static long compat_ipmi_ioctl(struct file *filep, unsigned int cmd,
return rc;
}
default:
return ipmi_ioctl(filep->f_path.dentry->d_inode, filep, cmd, arg);
return ipmi_ioctl(filep, cmd, arg);
}
}
#endif
static const struct file_operations ipmi_fops = {
.owner = THIS_MODULE,
.ioctl = ipmi_ioctl,
.unlocked_ioctl = ipmi_unlocked_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = compat_ipmi_ioctl,
#endif

17
drivers/char/ipmi/ipmi_watchdog.c
View File

@ -659,7 +659,7 @@ static struct watchdog_info ident = {
.identity = "IPMI"
};
static int ipmi_ioctl(struct inode *inode, struct file *file,
static int ipmi_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
@ -730,6 +730,19 @@ static int ipmi_ioctl(struct inode *inode, struct file *file,
}
}
static long ipmi_unlocked_ioctl(struct file *file,
unsigned int cmd,
unsigned long arg)
{
int ret;
lock_kernel();
ret = ipmi_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
static ssize_t ipmi_write(struct file *file,
const char __user *buf,
size_t len,
@ -880,7 +893,7 @@ static const struct file_operations ipmi_wdog_fops = {
.read = ipmi_read,
.poll = ipmi_poll,
.write = ipmi_write,
.ioctl = ipmi_ioctl,
.unlocked_ioctl = ipmi_unlocked_ioctl,
.open = ipmi_open,
.release = ipmi_close,
.fasync = ipmi_fasync,

10
drivers/char/nvram.c
View File

@ -296,8 +296,8 @@ checksum_err:
return -EIO;
}
static int nvram_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
static long nvram_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int i;
@ -308,6 +308,7 @@ static int nvram_ioctl(struct inode *inode, struct file *file,
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
lock_kernel();
spin_lock_irq(&rtc_lock);
for (i = 0; i < NVRAM_BYTES; ++i)
@ -315,6 +316,7 @@ static int nvram_ioctl(struct inode *inode, struct file *file,
__nvram_set_checksum();
spin_unlock_irq(&rtc_lock);
unlock_kernel();
return 0;
case NVRAM_SETCKS:
@ -323,9 +325,11 @@ static int nvram_ioctl(struct inode *inode, struct file *file,
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
lock_kernel();
spin_lock_irq(&rtc_lock);
__nvram_set_checksum();
spin_unlock_irq(&rtc_lock);
unlock_kernel();
return 0;
default:
@ -422,7 +426,7 @@ static const struct file_operations nvram_fops = {
.llseek = nvram_llseek,
.read = nvram_read,
.write = nvram_write,
.ioctl = nvram_ioctl,
.unlocked_ioctl = nvram_ioctl,
.open = nvram_open,
.release = nvram_release,
};

7
drivers/char/nwflash.c
View File

@ -94,8 +94,9 @@ static int get_flash_id(void)
return c2;
}
static int flash_ioctl(struct inode *inodep, struct file *filep, unsigned int cmd, unsigned long arg)
static long flash_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
{
lock_kernel();
switch (cmd) {
case CMD_WRITE_DISABLE:
gbWriteBase64Enable = 0;
@ -113,8 +114,10 @@ static int flash_ioctl(struct inode *inodep, struct file *filep, unsigned int cm
default:
gbWriteBase64Enable = 0;
gbWriteEnable = 0;
unlock_kernel();
return -EINVAL;
}
unlock_kernel();
return 0;
}
@ -631,7 +634,7 @@ static const struct file_operations flash_fops =
.llseek = flash_llseek,
.read = flash_read,
.write = flash_write,
.ioctl = flash_ioctl,
.unlocked_ioctl = flash_ioctl,
};
static struct miscdevice flash_miscdev =

42
drivers/char/raw.c
View File

@ -121,13 +121,17 @@ static int raw_release(struct inode *inode, struct file *filp)
/*
* Forward ioctls to the underlying block device.
*/
static int
raw_ioctl(struct inode *inode, struct file *filp,
unsigned int command, unsigned long arg)
static long
raw_ioctl(struct file *filp, unsigned int command, unsigned long arg)
{
struct block_device *bdev = filp->private_data;
int ret;
return blkdev_ioctl(bdev, 0, command, arg);
lock_kernel();
ret = blkdev_ioctl(bdev, 0, command, arg);
unlock_kernel();
return ret;
}
static void bind_device(struct raw_config_request *rq)
@ -141,13 +145,14 @@ static void bind_device(struct raw_config_request *rq)
* Deal with ioctls against the raw-device control interface, to bind
* and unbind other raw devices.
*/
static int raw_ctl_ioctl(struct inode *inode, struct file *filp,
unsigned int command, unsigned long arg)
static long raw_ctl_ioctl(struct file *filp, unsigned int command,
unsigned long arg)
{
struct raw_config_request rq;
struct raw_device_data *rawdev;
int err = 0;
lock_kernel();
switch (command) {
case RAW_SETBIND:
case RAW_GETBIND:
@ -240,25 +245,26 @@ static int raw_ctl_ioctl(struct inode *inode, struct file *filp,
break;
}
out:
unlock_kernel();
return err;
}
static const struct file_operations raw_fops = {
.read = do_sync_read,
.aio_read = generic_file_aio_read,
.write = do_sync_write,
.aio_write = blkdev_aio_write,
.fsync = blkdev_fsync,
.open = raw_open,
.release= raw_release,
.ioctl = raw_ioctl,
.owner = THIS_MODULE,
.read = do_sync_read,
.aio_read = generic_file_aio_read,
.write = do_sync_write,
.aio_write = blkdev_aio_write,
.fsync = blkdev_fsync,
.open = raw_open,
.release = raw_release,
.unlocked_ioctl = raw_ioctl,
.owner = THIS_MODULE,
};
static const struct file_operations raw_ctl_fops = {
.ioctl = raw_ctl_ioctl,
.open = raw_open,
.owner = THIS_MODULE,
.unlocked_ioctl = raw_ctl_ioctl,
.open = raw_open,
.owner = THIS_MODULE,
};
static struct cdev raw_cdev;

9
drivers/hwmon/fschmd.c
View File

@ -38,6 +38,7 @@
#include <linux/i2c.h>
#include <linux/hwmon.h>
#include <linux/hwmon-sysfs.h>
#include <linux/smp_lock.h>
#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/sysfs.h>
@ -847,8 +848,7 @@ static ssize_t watchdog_write(struct file *filp, const char __user *buf,
return count;
}
static int watchdog_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
static long watchdog_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
static struct watchdog_info ident = {
.options = WDIOF_KEEPALIVEPING | WDIOF_SETTIMEOUT |
@ -858,6 +858,7 @@ static int watchdog_ioctl(struct inode *inode, struct file *filp,
int i, ret = 0;
struct fschmd_data *data = filp->private_data;
lock_kernel();
switch (cmd) {
case WDIOC_GETSUPPORT:
ident.firmware_version = data->revision;
@ -914,7 +915,7 @@ static int watchdog_ioctl(struct inode *inode, struct file *filp,
default:
ret = -ENOTTY;
}
unlock_kernel();
return ret;
}
@ -924,7 +925,7 @@ static const struct file_operations watchdog_fops = {
.open = watchdog_open,
.release = watchdog_release,
.write = watchdog_write,
.ioctl = watchdog_ioctl,
.unlocked_ioctl = watchdog_ioctl,
};

10
drivers/hwmon/w83793.c
View File

@ -35,6 +35,7 @@
#include <linux/slab.h>
#include <linux/i2c.h>
#include <linux/hwmon.h>
#include <linux/smp_lock.h>
#include <linux/hwmon-vid.h>
#include <linux/hwmon-sysfs.h>
#include <linux/err.h>
@ -1319,8 +1320,8 @@ static ssize_t watchdog_write(struct file *filp, const char __user *buf,
return count;
}
static int watchdog_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
static long watchdog_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg)
{
static struct watchdog_info ident = {
.options = WDIOF_KEEPALIVEPING |
@ -1332,6 +1333,7 @@ static int watchdog_ioctl(struct inode *inode, struct file *filp,
int val, ret = 0;
struct w83793_data *data = filp->private_data;
lock_kernel();
switch (cmd) {
case WDIOC_GETSUPPORT:
if (!nowayout)
@ -1385,7 +1387,7 @@ static int watchdog_ioctl(struct inode *inode, struct file *filp,
default:
ret = -ENOTTY;
}
unlock_kernel();
return ret;
}
@ -1395,7 +1397,7 @@ static const struct file_operations watchdog_fops = {
.open = watchdog_open,
.release = watchdog_close,
.write = watchdog_write,
.ioctl = watchdog_ioctl,
.unlocked_ioctl = watchdog_ioctl,
};
/*

34
drivers/input/misc/hp_sdc_rtc.c
View File

@ -43,6 +43,7 @@
#include <linux/proc_fs.h>
#include <linux/poll.h>
#include <linux/rtc.h>
#include <linux/smp_lock.h>
#include <linux/semaphore.h>
MODULE_AUTHOR("Brian S. Julin <bri@calyx.com>");
@ -64,8 +65,8 @@ static DECLARE_WAIT_QUEUE_HEAD(hp_sdc_rtc_wait);
static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos);
static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg);
static long hp_sdc_rtc_unlocked_ioctl(struct file *file,
unsigned int cmd, unsigned long arg);
static unsigned int hp_sdc_rtc_poll(struct file *file, poll_table *wait);
@ -512,7 +513,7 @@ static int hp_sdc_rtc_read_proc(char *page, char **start, off_t off,
return len;
}
static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file,
static int hp_sdc_rtc_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
#if 1
@ -659,14 +660,27 @@ static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file,
#endif
}
static long hp_sdc_rtc_unlocked_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
int ret;
lock_kernel();
ret = hp_sdc_rtc_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
static const struct file_operations hp_sdc_rtc_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = hp_sdc_rtc_read,
.poll = hp_sdc_rtc_poll,
.ioctl = hp_sdc_rtc_ioctl,
.open = hp_sdc_rtc_open,
.fasync = hp_sdc_rtc_fasync,
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = hp_sdc_rtc_read,
.poll = hp_sdc_rtc_poll,
.unlocked_ioctl = hp_sdc_rtc_ioctl,
.open = hp_sdc_rtc_open,
.fasync = hp_sdc_rtc_fasync,
};
static struct miscdevice hp_sdc_rtc_dev = {

2
drivers/macintosh/nvram.c
View File

@ -100,7 +100,7 @@ const struct file_operations nvram_fops = {
.llseek = nvram_llseek,
.read = read_nvram,
.write = write_nvram,
.ioctl = nvram_ioctl,
.unlocked_ioctl = nvram_ioctl,
};
static struct miscdevice nvram_dev = {

17
drivers/macintosh/via-pmu.c
View File

@ -2273,8 +2273,7 @@ static int register_pmu_pm_ops(void)
device_initcall(register_pmu_pm_ops);
#endif
static int
pmu_ioctl(struct inode * inode, struct file *filp,
static int pmu_ioctl(struct file *filp,
u_int cmd, u_long arg)
{
__u32 __user *argp = (__u32 __user *)arg;
@ -2337,11 +2336,23 @@ pmu_ioctl(struct inode * inode, struct file *filp,
return error;
}
static long pmu_unlocked_ioctl(struct file *filp,
u_int cmd, u_long arg)
{
int ret;
lock_kernel();
ret = pmu_ioctl(filp, cmd, arg);
unlock_kernel();
return ret;
}
static const struct file_operations pmu_device_fops = {
.read = pmu_read,
.write = pmu_write,
.poll = pmu_fpoll,
.ioctl = pmu_ioctl,
.unlocked_ioctl = pmu_unlocked_ioctl,
.open = pmu_open,
.release = pmu_release,
};

19
drivers/mtd/mtdchar.c
View File

@ -450,8 +450,7 @@ static int mtd_do_readoob(struct mtd_info *mtd, uint64_t start,
return ret;
}
static int mtd_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg)
static int mtd_ioctl(struct file *file, u_int cmd, u_long arg)
{
struct mtd_file_info *mfi = file->private_data;
struct mtd_info *mtd = mfi->mtd;
@ -822,6 +821,17 @@ static int mtd_ioctl(struct inode *inode, struct file *file,
return ret;
} /* memory_ioctl */
static long mtd_unlocked_ioctl(struct file *file, u_int cmd, u_long arg)
{
int ret;
lock_kernel();
ret = mtd_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
#ifdef CONFIG_COMPAT
struct mtd_oob_buf32 {
@ -836,7 +846,6 @@ struct mtd_oob_buf32 {
static long mtd_compat_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
struct inode *inode = file->f_path.dentry->d_inode;
struct mtd_file_info *mfi = file->private_data;
struct mtd_info *mtd = mfi->mtd;
void __user *argp = compat_ptr(arg);
@ -874,7 +883,7 @@ static long mtd_compat_ioctl(struct file *file, unsigned int cmd,
break;
}
default:
ret = mtd_ioctl(inode, file, cmd, (unsigned long)argp);
ret = mtd_ioctl(file, cmd, (unsigned long)argp);
}
unlock_kernel();
@ -942,7 +951,7 @@ static const struct file_operations mtd_fops = {
.llseek = mtd_lseek,
.read = mtd_read,
.write = mtd_write,
.ioctl = mtd_ioctl,
.unlocked_ioctl = mtd_unlocked_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = mtd_compat_ioctl,
#endif

17
drivers/pcmcia/pcmcia_ioctl.c
View File

@ -818,8 +818,7 @@ static u_int ds_poll(struct file *file, poll_table *wait)
/*====================================================================*/
static int ds_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg)
static int ds_ioctl(struct file *file, u_int cmd, u_long arg)
{
struct pcmcia_socket *s;
void __user *uarg = (char __user *)arg;
@ -1026,13 +1025,25 @@ free_out:
return err;
} /* ds_ioctl */
static long ds_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret;
lock_kernel();
ret = ds_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
/*====================================================================*/
static const struct file_operations ds_fops = {
.owner = THIS_MODULE,
.open = ds_open,
.release = ds_release,
.ioctl = ds_ioctl,
.unlocked_ioctl = ds_unlocked_ioctl,
.read = ds_read,
.write = ds_write,
.poll = ds_poll,

16
drivers/rtc/rtc-m41t80.c
View File

@ -623,7 +623,7 @@ static ssize_t wdt_read(struct file *file, char __user *buf,
* according to their available features. We only actually usefully support
* querying capabilities and current status.
*/
static int wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
static int wdt_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int new_margin, rv;
@ -676,6 +676,18 @@ static int wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
return -ENOTTY;
}
static long wdt_unlocked_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int ret;
lock_kernel();
ret = wdt_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
/**
* wdt_open:
* @inode: inode of device
@ -736,7 +748,7 @@ static int wdt_notify_sys(struct notifier_block *this, unsigned long code,
static const struct file_operations wdt_fops = {
.owner = THIS_MODULE,
.read = wdt_read,
.ioctl = wdt_ioctl,
.unlocked_ioctl = wdt_unlocked_ioctl,
.write = wdt_write,
.open = wdt_open,
.release = wdt_release,

44
drivers/sbus/char/openprom.c
View File

@ -298,9 +298,9 @@ static int opromgetbootargs(void __user *argp, struct openpromio *op, int bufsiz
/*
* SunOS and Solaris /dev/openprom ioctl calls.
*/
static int openprom_sunos_ioctl(struct inode * inode, struct file * file,
unsigned int cmd, unsigned long arg,
struct device_node *dp)
static long openprom_sunos_ioctl(struct file * file,
unsigned int cmd, unsigned long arg,
struct device_node *dp)
{
DATA *data = file->private_data;
struct openpromio *opp = NULL;
@ -316,6 +316,8 @@ static int openprom_sunos_ioctl(struct inode * inode, struct file * file,
if (bufsize < 0)
return bufsize;
lock_kernel();
switch (cmd) {
case OPROMGETOPT:
case OPROMGETPROP:
@ -365,6 +367,8 @@ static int openprom_sunos_ioctl(struct inode * inode, struct file * file,
}
kfree(opp);
unlock_kernel();
return error;
}
@ -547,13 +551,14 @@ static int opiocgetnext(unsigned int cmd, void __user *argp)
return 0;
}
static int openprom_bsd_ioctl(struct inode * inode, struct file * file,
static int openprom_bsd_ioctl(struct file * file,
unsigned int cmd, unsigned long arg)
{
DATA *data = (DATA *) file->private_data;
void __user *argp = (void __user *)arg;
int err;
lock_kernel();
switch (cmd) {
case OPIOCGET:
err = opiocget(argp, data);
@ -570,10 +575,10 @@ static int openprom_bsd_ioctl(struct inode * inode, struct file * file,
case OPIOCGETOPTNODE:
BUILD_BUG_ON(sizeof(phandle) != sizeof(int));
err = 0;
if (copy_to_user(argp, &options_node->phandle, sizeof(phandle)))
return -EFAULT;
return 0;
err = -EFAULT;
break;
case OPIOCGETNEXT:
case OPIOCGETCHILD:
@ -581,9 +586,10 @@ static int openprom_bsd_ioctl(struct inode * inode, struct file * file,
break;
default:
return -EINVAL;
err = -EINVAL;
break;
};
unlock_kernel();
return err;
}
@ -592,8 +598,8 @@ static int openprom_bsd_ioctl(struct inode * inode, struct file * file,
/*
* Handoff control to the correct ioctl handler.
*/
static int openprom_ioctl(struct inode * inode, struct file * file,
unsigned int cmd, unsigned long arg)
static long openprom_ioctl(struct file * file,
unsigned int cmd, unsigned long arg)
{
DATA *data = (DATA *) file->private_data;
@ -602,14 +608,14 @@ static int openprom_ioctl(struct inode * inode, struct file * file,
case OPROMNXTOPT:
if ((file->f_mode & FMODE_READ) == 0)
return -EPERM;
return openprom_sunos_ioctl(inode, file, cmd, arg,
return openprom_sunos_ioctl(file, cmd, arg,
options_node);
case OPROMSETOPT:
case OPROMSETOPT2:
if ((file->f_mode & FMODE_WRITE) == 0)
return -EPERM;
return openprom_sunos_ioctl(inode, file, cmd, arg,
return openprom_sunos_ioctl(file, cmd, arg,
options_node);
case OPROMNEXT:
@ -618,7 +624,7 @@ static int openprom_ioctl(struct inode * inode, struct file * file,
case OPROMNXTPROP:
if ((file->f_mode & FMODE_READ) == 0)
return -EPERM;
return openprom_sunos_ioctl(inode, file, cmd, arg,
return openprom_sunos_ioctl(file, cmd, arg,
data->current_node);
case OPROMU2P:
@ -630,7 +636,7 @@ static int openprom_ioctl(struct inode * inode, struct file * file,
case OPROMPATH2NODE:
if ((file->f_mode & FMODE_READ) == 0)
return -EPERM;
return openprom_sunos_ioctl(inode, file, cmd, arg, NULL);
return openprom_sunos_ioctl(file, cmd, arg, NULL);
case OPIOCGET:
case OPIOCNEXTPROP:
@ -639,12 +645,12 @@ static int openprom_ioctl(struct inode * inode, struct file * file,
case OPIOCGETCHILD:
if ((file->f_mode & FMODE_READ) == 0)
return -EBADF;
return openprom_bsd_ioctl(inode,file,cmd,arg);
return openprom_bsd_ioctl(file,cmd,arg);
case OPIOCSET:
if ((file->f_mode & FMODE_WRITE) == 0)
return -EBADF;
return openprom_bsd_ioctl(inode,file,cmd,arg);
return openprom_bsd_ioctl(file,cmd,arg);
default:
return -EINVAL;
@ -676,7 +682,7 @@ static long openprom_compat_ioctl(struct file *file, unsigned int cmd,
case OPROMSETCUR:
case OPROMPCI2NODE:
case OPROMPATH2NODE:
rval = openprom_ioctl(file->f_path.dentry->d_inode, file, cmd, arg);
rval = openprom_ioctl(file, cmd, arg);
break;
}
@ -709,7 +715,7 @@ static int openprom_release(struct inode * inode, struct file * file)
static const struct file_operations openprom_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.ioctl = openprom_ioctl,
.unlocked_ioctl = openprom_ioctl,
.compat_ioctl = openprom_compat_ioctl,
.open = openprom_open,
.release = openprom_release,

23
drivers/usb/mon/mon_bin.c
View File

@ -954,8 +954,7 @@ static int mon_bin_queued(struct mon_reader_bin *rp)
/*
*/
static int mon_bin_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
static int mon_bin_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct mon_reader_bin *rp = file->private_data;
// struct mon_bus* mbus = rp->r.m_bus;
@ -1095,6 +1094,19 @@ static int mon_bin_ioctl(struct inode *inode, struct file *file,
return ret;
}
static long mon_bin_unlocked_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int ret;
lock_kernel();
ret = mon_bin_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
#ifdef CONFIG_COMPAT
static long mon_bin_compat_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
@ -1148,14 +1160,13 @@ static long mon_bin_compat_ioctl(struct file *file,
return 0;
case MON_IOCG_STATS:
return mon_bin_ioctl(NULL, file, cmd,
(unsigned long) compat_ptr(arg));
return mon_bin_ioctl(file, cmd, (unsigned long) compat_ptr(arg));
case MON_IOCQ_URB_LEN:
case MON_IOCQ_RING_SIZE:
case MON_IOCT_RING_SIZE:
case MON_IOCH_MFLUSH:
return mon_bin_ioctl(NULL, file, cmd, arg);
return mon_bin_ioctl(file, cmd, arg);
default:
;
@ -1239,7 +1250,7 @@ static const struct file_operations mon_fops_binary = {
.read = mon_bin_read,
/* .write = mon_text_write, */
.poll = mon_bin_poll,
.ioctl = mon_bin_ioctl,
.unlocked_ioctl = mon_bin_unlocked_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = mon_bin_compat_ioctl,
#endif

3
drivers/usb/mon/mon_stat.c
View File

@ -11,6 +11,7 @@
#include <linux/slab.h>
#include <linux/usb.h>
#include <linux/fs.h>
#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include "usb_mon.h"
@ -63,6 +64,6 @@ const struct file_operations mon_fops_stat = {
.read = mon_stat_read,
/* .write = mon_stat_write, */
/* .poll = mon_stat_poll, */
/* .ioctl = mon_stat_ioctl, */
/* .unlocked_ioctl = mon_stat_ioctl, */
.release = mon_stat_release,
};