Merge branch 'for-linus' of git://www.jni.nu/cris

53bcef60 · Linus Torvalds <[email protected]> · 2010-08-08 10:08:26 -07:00

* 'for-linus' of git://www.jni.nu/cris: (51 commits)
  CRIS: Fix alignment problem for older ld
  CRIS: Always dump registers for segfaulting process.
  CRIS: Add config for pausing a seg-faulting process
  CRIS: Don't take faults while in_atomic
  CRIS: Fixup lookup for delay slot faults
  CRIS: Discard exit.text and .data at runtime
  CRIS: Add cache aligned and read mostly data sections
  CRIS: Return something from profile write
  CRIS: Add ARTPEC-3 and timestamps for sync-serial
  CRIS: Better ARTPEC-3 support for gpio
  CRIS: Add include guard
  CRIS: Better handling of pinmux settings
  CRIS: New DMA defines for ARTPEC-3
  CRIS: __do_strncpy_from_user: Don't read the byte beyond the nil
  CRIS: Pagetable for ARTPEC-3
  CRIS: Machine dependent memmap.h
  CRIS: Check if pointer is set before using it
  CRIS: Machine dependent dma.h
  CRIS: Define __read_mostly for CRISv32
  CRIS: Discard .note.gnu.build-id section
  ...

Commit: 53bcef60633086ad73683d01a4ef9ca678484d2d
Parents: 4fd6c6bf · 85d98657

Merge commit. Changes below are compared with the first parent: 4fd6c6bf.

Changes

54 files changed · +857 −742

File	Status	Add	Del	Content
arch/cris/Kconfig	modified	+4	−1	View file
arch/cris/Kconfig.debug	modified	+6	−0	View file
arch/cris/arch-v10/drivers/Kconfig	modified	+1	−1	View file
arch/cris/arch-v10/drivers/eeprom.c	modified	+0	−2	View file
arch/cris/arch-v10/drivers/gpio.c	modified	+54	−28	View file
arch/cris/arch-v10/drivers/i2c.c	modified	+17	−22	View file
arch/cris/arch-v10/drivers/i2c.h	modified	+1	−2	View file
arch/cris/arch-v10/drivers/sync_serial.c	modified	+21	−9	View file
arch/cris/arch-v10/kernel/fasttimer.c	modified	+1	−5	View file
arch/cris/arch-v10/kernel/head.S	modified	+1	−1	View file
arch/cris/arch-v10/kernel/time.c	modified	+2	−52	View file
arch/cris/arch-v32/drivers/cryptocop.c	modified	+20	−8	View file
arch/cris/arch-v32/drivers/i2c.c	modified	+6	−6	View file
arch/cris/arch-v32/drivers/mach-a3/gpio.c	modified	+19	−9	View file
arch/cris/arch-v32/drivers/mach-fs/gpio.c	modified	+25	−17	View file
arch/cris/arch-v32/drivers/sync_serial.c	modified	+21	−9	View file
arch/cris/arch-v32/kernel/cacheflush.S	modified	+5	−0	View file
arch/cris/arch-v32/kernel/entry.S	modified	+50	−30	View file
arch/cris/arch-v32/kernel/head.S	modified	+41	−3	View file
arch/cris/arch-v32/kernel/irq.c	modified	+22	−25	View file
arch/cris/arch-v32/kernel/kgdb.c	modified	+8	−8	View file
arch/cris/arch-v32/kernel/kgdb_asm.S	modified	+1	−1	View file
arch/cris/arch-v32/kernel/pinmux.c	deleted	+0	−229	View before deletion
arch/cris/arch-v32/kernel/setup.c	modified	+66	−8	View file
arch/cris/arch-v32/kernel/signal.c	modified	+1	−1	View file
arch/cris/arch-v32/kernel/time.c	modified	+34	−51	View file
arch/cris/arch-v32/kernel/traps.c	modified	+2	−4	View file
arch/cris/arch-v32/lib/checksum.S	modified	+3	−0	View file
arch/cris/arch-v32/lib/checksumcopy.S	modified	+3	−0	View file
arch/cris/arch-v32/lib/spinlock.S	modified	+7	−0	View file
arch/cris/arch-v32/mach-a3/Kconfig	modified	+4	−0	View file
arch/cris/arch-v32/mach-a3/dram_init.S	modified	+15	−1	View file
arch/cris/arch-v32/mach-a3/hw_settings.S	modified	+2	−0	View file
arch/cris/arch-v32/mm/init.c	modified	+18	−5	View file
arch/cris/arch-v32/mm/mmu.S	modified	+4	−0	View file
arch/cris/boot/Makefile	modified	+1	−1	View file
arch/cris/boot/compressed/misc.c	modified	+25	−40	View file
arch/cris/include/arch-v32/arch/cache.h	modified	+2	−0	View file
arch/cris/include/arch-v32/arch/dma.h	modified	+1	−79	View file
arch/cris/include/arch-v32/arch/io.h	modified	+12	−8	View file
arch/cris/include/arch-v32/arch/memmap.h	modified	+1	−24	View file
arch/cris/include/arch-v32/arch/pgtable.h	modified	+8	−0	View file
arch/cris/include/arch-v32/arch/uaccess.h	modified	+3	−4	View file
arch/cris/include/arch-v32/mach-a3/mach/dma.h	modified	+27	−0	View file
arch/cris/include/arch-v32/mach-a3/mach/startup.inc	modified	+26	−2	View file
arch/cris/include/arch-v32/mach-fs/mach/dma.h	added	+79	−0	View file
arch/cris/include/arch-v32/mach-fs/mach/memmap.h	added	+24	−0	View file
arch/cris/include/arch-v32/mach-fs/mach/startup.inc	modified	+5	−0	View file
arch/cris/include/asm/etraxgpio.h	modified	+78	−18	View file
arch/cris/include/asm/sync_serial.h	modified	+26	−1	View file
arch/cris/kernel/profile.c	modified	+7	−8	View file
arch/cris/kernel/time.c	modified	+5	−2	View file
arch/cris/kernel/vmlinux.lds.S	modified	+13	−1	View file
arch/cris/mm/fault.c	modified	+29	−16	View file

Only the first 600 diff lines are shown. Download the complete patch.

arch/cris/Kconfig

View file

diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig
index 887ef85..aefe3b1 100644
--- a/arch/cris/Kconfig
+++ b/arch/cris/Kconfig
@@ -24,7 +24,7 @@ config GENERIC_CMOS_UPDATE
 	def_bool y
 
 config ARCH_USES_GETTIMEOFFSET
-	def_bool y
+	def_bool n
 
 config GENERIC_IOMAP
        bool
@@ -128,16 +128,19 @@ choice
 
 config ETRAX100LX
 	bool "ETRAX-100LX-v1"
+	select ARCH_USES_GETTIMEOFFSET
 	help
 	  Support version 1 of the ETRAX 100LX.
 
 config ETRAX100LX_V2
 	bool "ETRAX-100LX-v2"
+	select ARCH_USES_GETTIMEOFFSET
 	help
 	  Support version 2 of the ETRAX 100LX.
 
 config SVINTO_SIM
 	bool "ETRAX-100LX-for-xsim-simulator"
+	select ARCH_USES_GETTIMEOFFSET
 	help
 	  Support the xsim ETRAX Simulator.
 

arch/cris/Kconfig.debug

View file

diff --git a/arch/cris/Kconfig.debug b/arch/cris/Kconfig.debug
index 0a1d62a..0b9a630 100644
--- a/arch/cris/Kconfig.debug
+++ b/arch/cris/Kconfig.debug
@@ -32,4 +32,10 @@ config DEBUG_NMI_OOPS
 	  If the system locks up without any debug information you can say Y
 	  here to make it possible to dump an OOPS with an external NMI.
 
+config NO_SEGFAULT_TERMINATION
+	bool "Keep segfaulting processes"
+	help
+	  Place segfaulting user mode processes on a wait queue instead of
+	  delivering a terminating SIGSEGV to allow debugging with gdb.
+
 endmenu

arch/cris/arch-v10/drivers/Kconfig

View file

diff --git a/arch/cris/arch-v10/drivers/Kconfig b/arch/cris/arch-v10/drivers/Kconfig
index 58f5864..0d72217 100644
--- a/arch/cris/arch-v10/drivers/Kconfig
+++ b/arch/cris/arch-v10/drivers/Kconfig
@@ -383,7 +383,7 @@ config ETRAX_RS485
 	depends on ETRAX_SERIAL
 	help
 	  Enables support for RS-485 serial communication.  For a primer on
-	  RS-485, see <http://www.hw.cz/english/docs/rs485/rs485.html>.
+	  RS-485, see <http://en.wikipedia.org/wiki/Rs485>
 
 config ETRAX_RS485_ON_PA
 	bool "RS-485 mode on PA"

arch/cris/arch-v10/drivers/eeprom.c

View file

diff --git a/arch/cris/arch-v10/drivers/eeprom.c b/arch/cris/arch-v10/drivers/eeprom.c
index c340550..5047a33 100644
--- a/arch/cris/arch-v10/drivers/eeprom.c
+++ b/arch/cris/arch-v10/drivers/eeprom.c
@@ -28,7 +28,6 @@
 #include <linux/init.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
-#include <linux/smp_lock.h>
 #include <linux/wait.h>
 #include <asm/uaccess.h>
 #include "i2c.h"
@@ -376,7 +375,6 @@ int __init eeprom_init(void)
 /* Opens the device. */
 static int eeprom_open(struct inode * inode, struct file * file)
 {
-  cycle_kernel_lock();
   if(iminor(inode) != EEPROM_MINOR_NR)
      return -ENXIO;
   if(imajor(inode) != EEPROM_MAJOR_NR)

arch/cris/arch-v10/drivers/gpio.c

View file

diff --git a/arch/cris/arch-v10/drivers/gpio.c b/arch/cris/arch-v10/drivers/gpio.c
index 4b0f65f..a07b6d2 100644
--- a/arch/cris/arch-v10/drivers/gpio.c
+++ b/arch/cris/arch-v10/drivers/gpio.c
@@ -16,7 +16,6 @@
 #include <linux/errno.h>
 #include <linux/kernel.h>
 #include <linux/fs.h>
-#include <linux/smp_lock.h>
 #include <linux/string.h>
 #include <linux/poll.h>
 #include <linux/init.h>
@@ -46,8 +45,7 @@ static char gpio_name[] = "etrax gpio";
 static wait_queue_head_t *gpio_wq;
 #endif
 
-static int gpio_ioctl(struct inode *inode, struct file *file,
-	unsigned int cmd, unsigned long arg);
+static long gpio_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
 static ssize_t gpio_write(struct file *file, const char __user *buf,
 	size_t count, loff_t *off);
 static int gpio_open(struct inode *inode, struct file *filp);
@@ -324,7 +322,6 @@ gpio_open(struct inode *inode, struct file *filp)
 	if (!priv)
 		return -ENOMEM;
 
-	lock_kernel();
 	priv->minor = p;
 
 	/* initialize the io/alarm struct */
@@ -359,7 +356,6 @@ gpio_open(struct inode *inode, struct file *filp)
 	alarmlist = priv;
 	spin_unlock_irqrestore(&gpio_lock, flags);
 
-	unlock_kernel();
 	return 0;
 }
 
@@ -504,9 +500,7 @@ unsigned long inline setget_output(struct gpio_private *priv, unsigned long arg)
 static int
 gpio_leds_ioctl(unsigned int cmd, unsigned long arg);
 
-static int
-gpio_ioctl(struct inode *inode, struct file *file,
-	   unsigned int cmd, unsigned long arg)
+static long gpio_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	unsigned long flags;
 	unsigned long val;
@@ -516,54 +510,65 @@ gpio_ioctl(struct inode *inode, struct file *file,
 	if (_IOC_TYPE(cmd) != ETRAXGPIO_IOCTYPE)
 		return -EINVAL;
 
-	spin_lock_irqsave(&gpio_lock, flags);
-
 	switch (_IOC_NR(cmd)) {
 	case IO_READBITS: /* Use IO_READ_INBITS and IO_READ_OUTBITS instead */
 		// read the port
+		spin_lock_irqsave(&gpio_lock, flags);
 		if (USE_PORTS(priv)) {
 			ret =  *priv->port;
 		} else if (priv->minor == GPIO_MINOR_G) {
 			ret =  (*R_PORT_G_DATA) & 0x7FFFFFFF;
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
+
 		break;
 	case IO_SETBITS:
 		// set changeable bits with a 1 in arg
+		spin_lock_irqsave(&gpio_lock, flags);
+
 		if (USE_PORTS(priv)) {
-			*priv->port = *priv->shadow |= 
+			*priv->port = *priv->shadow |=
 			  ((unsigned char)arg & priv->changeable_bits);
 		} else if (priv->minor == GPIO_MINOR_G) {
 			*R_PORT_G_DATA = port_g_data_shadow |= (arg & dir_g_out_bits);
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
+
 		break;
 	case IO_CLRBITS:
 		// clear changeable bits with a 1 in arg
+		spin_lock_irqsave(&gpio_lock, flags);
 		if (USE_PORTS(priv)) {
-			*priv->port = *priv->shadow &= 
+			*priv->port = *priv->shadow &=
 			 ~((unsigned char)arg & priv->changeable_bits);
 		} else if (priv->minor == GPIO_MINOR_G) {
 			*R_PORT_G_DATA = port_g_data_shadow &= ~((unsigned long)arg & dir_g_out_bits);
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_HIGHALARM:
 		// set alarm when bits with 1 in arg go high
+		spin_lock_irqsave(&gpio_lock, flags);
 		priv->highalarm |= arg;
 		gpio_some_alarms = 1;
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_LOWALARM:
 		// set alarm when bits with 1 in arg go low
+		spin_lock_irqsave(&gpio_lock, flags);
 		priv->lowalarm |= arg;
 		gpio_some_alarms = 1;
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_CLRALARM:
-		// clear alarm for bits with 1 in arg
+		/* clear alarm for bits with 1 in arg */
+		spin_lock_irqsave(&gpio_lock, flags);
 		priv->highalarm &= ~arg;
 		priv->lowalarm  &= ~arg;
 		{
 			/* Must update gpio_some_alarms */
 			struct gpio_private *p = alarmlist;
 			int some_alarms;
-			spin_lock_irq(&gpio_lock);
 			p = alarmlist;
 			some_alarms = 0;
 			while (p) {
@@ -574,11 +579,12 @@ gpio_ioctl(struct inode *inode, struct file *file,
 				p = p->next;
 			}
 			gpio_some_alarms = some_alarms;
-			spin_unlock_irq(&gpio_lock);
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_READDIR: /* Use IO_SETGET_INPUT/OUTPUT instead! */
 		/* Read direction 0=input 1=output */
+		spin_lock_irqsave(&gpio_lock, flags);
 		if (USE_PORTS(priv)) {
 			ret = *priv->dir_shadow;
 		} else if (priv->minor == GPIO_MINOR_G) {
@@ -587,30 +593,40 @@ gpio_ioctl(struct inode *inode, struct file *file,
 			 */
 			ret = (dir_g_shadow | dir_g_out_bits) & 0x7FFFFFFF;
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_SETINPUT: /* Use IO_SETGET_INPUT instead! */
-		/* Set direction 0=unchanged 1=input, 
-		 * return mask with 1=input 
+		/* Set direction 0=unchanged 1=input,
+		 * return mask with 1=input
 		 */
+		spin_lock_irqsave(&gpio_lock, flags);
 		ret = setget_input(priv, arg) & 0x7FFFFFFF;
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_SETOUTPUT: /* Use IO_SETGET_OUTPUT instead! */
-		/* Set direction 0=unchanged 1=output, 
-		 * return mask with 1=output 
+		/* Set direction 0=unchanged 1=output,
+		 * return mask with 1=output
 		 */
+		spin_lock_irqsave(&gpio_lock, flags);
 		ret =  setget_output(priv, arg) & 0x7FFFFFFF;
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_SHUTDOWN:
+		spin_lock_irqsave(&gpio_lock, flags);
 		SOFT_SHUTDOWN();
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_GET_PWR_BT:
+		spin_lock_irqsave(&gpio_lock, flags);
 #if defined (CONFIG_ETRAX_SOFT_SHUTDOWN)
 		ret = (*R_PORT_G_DATA & ( 1 << CONFIG_ETRAX_POWERBUTTON_BIT));
 #else
 		ret = 0;
 #endif
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
 	case IO_CFG_WRITE_MODE:
+		spin_lock_irqsave(&gpio_lock, flags);
 		priv->clk_mask = arg & 0xFF;
 		priv->data_mask = (arg >> 8) & 0xFF;
 		priv->write_msb = (arg >> 16) & 0x01;
@@ -626,28 +642,33 @@ gpio_ioctl(struct inode *inode, struct file *file,
 			priv->data_mask = 0;
 			ret = -EPERM;
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		break;
-	case IO_READ_INBITS: 
+	case IO_READ_INBITS:
 		/* *arg is result of reading the input pins */
+		spin_lock_irqsave(&gpio_lock, flags);
 		if (USE_PORTS(priv)) {
 			val = *priv->port;
 		} else if (priv->minor == GPIO_MINOR_G) {
 			val = *R_PORT_G_DATA;
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		if (copy_to_user((void __user *)arg, &val, sizeof(val)))
 			ret = -EFAULT;
 		break;
 	case IO_READ_OUTBITS:
 		 /* *arg is result of reading the output shadow */
+		spin_lock_irqsave(&gpio_lock, flags);
 		if (USE_PORTS(priv)) {
 			val = *priv->shadow;
 		} else if (priv->minor == GPIO_MINOR_G) {
 			val = port_g_data_shadow;
 		}
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		if (copy_to_user((void __user *)arg, &val, sizeof(val)))
 			ret = -EFAULT;
 		break;
-	case IO_SETGET_INPUT: 
+	case IO_SETGET_INPUT:
 		/* bits set in *arg is set to input,
 		 * *arg updated with current input pins.
 		 */
@@ -656,7 +677,9 @@ gpio_ioctl(struct inode *inode, struct file *file,
 			ret = -EFAULT;
 			break;
 		}
+		spin_lock_irqsave(&gpio_lock, flags);
 		val = setget_input(priv, val);
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		if (copy_to_user((void __user *)arg, &val, sizeof(val)))
 			ret = -EFAULT;
 		break;
@@ -668,18 +691,21 @@ gpio_ioctl(struct inode *inode, struct file *file,
 			ret = -EFAULT;
 			break;
 		}
+		spin_lock_irqsave(&gpio_lock, flags);
 		val = setget_output(priv, val);
+		spin_unlock_irqrestore(&gpio_lock, flags);
 		if (copy_to_user((void __user *)arg, &val, sizeof(val)))
 			ret = -EFAULT;
 		break;
 	default:
+		spin_lock_irqsave(&gpio_lock, flags);
 		if (priv->minor == GPIO_MINOR_LEDS)
 			ret = gpio_leds_ioctl(cmd, arg);
 		else
 			ret = -EINVAL;
+		spin_unlock_irqrestore(&gpio_lock, flags);
 	} /* switch */
 
-	spin_unlock_irqrestore(&gpio_lock, flags);
 	return ret;
 }
 
@@ -713,12 +739,12 @@ gpio_leds_ioctl(unsigned int cmd, unsigned long arg)
 }
 
 static const struct file_operations gpio_fops = {
-	.owner       = THIS_MODULE,
-	.poll        = gpio_poll,
-	.ioctl       = gpio_ioctl,
-	.write       = gpio_write,
-	.open        = gpio_open,
-	.release     = gpio_release,
+	.owner          = THIS_MODULE,
+	.poll           = gpio_poll,
+	.unlocked_ioctl = gpio_ioctl,
+	.write          = gpio_write,
+	.open           = gpio_open,
+	.release        = gpio_release,
 };
 
 static void ioif_watcher(const unsigned int gpio_in_available,

arch/cris/arch-v10/drivers/i2c.c

View file

diff --git a/arch/cris/arch-v10/drivers/i2c.c b/arch/cris/arch-v10/drivers/i2c.c
index a8737a8..77a9418 100644
--- a/arch/cris/arch-v10/drivers/i2c.c
+++ b/arch/cris/arch-v10/drivers/i2c.c
@@ -14,7 +14,6 @@
 
 #include <linux/module.h>
 #include <linux/sched.h>
-#include <linux/smp_lock.h>
 #include <linux/errno.h>
 #include <linux/kernel.h>
 #include <linux/fs.h>
@@ -60,8 +59,8 @@ static const char i2c_name[] = "i2c";
 
 #define SDABIT CONFIG_ETRAX_I2C_DATA_PORT
 #define SCLBIT CONFIG_ETRAX_I2C_CLK_PORT
-#define i2c_enable() 
-#define i2c_disable() 
+#define i2c_enable()
+#define i2c_disable()
 
 /* enable or disable output-enable, to select output or input on the i2c bus */
 
@@ -91,7 +90,7 @@ static const char i2c_name[] = "i2c";
 
 #define i2c_dir_out() \
 	*R_PORT_PB_I2C = (port_pb_i2c_shadow &= ~IO_MASK(R_PORT_PB_I2C, i2c_oe_)); \
-	REG_SHADOW_SET(R_PORT_PB_DIR, port_pb_dir_shadow, 0, 1); 
+	REG_SHADOW_SET(R_PORT_PB_DIR, port_pb_dir_shadow, 0, 1);
 #define i2c_dir_in() \
 	*R_PORT_PB_I2C = (port_pb_i2c_shadow |= IO_MASK(R_PORT_PB_I2C, i2c_oe_)); \
 	REG_SHADOW_SET(R_PORT_PB_DIR, port_pb_dir_shadow, 0, 0);
@@ -189,7 +188,7 @@ i2c_outbyte(unsigned char x)
 		} else {
 			i2c_data(I2C_DATA_LOW);
 		}
-		
+
 		i2c_delay(CLOCK_LOW_TIME/2);
 		i2c_clk(I2C_CLOCK_HIGH);
 		i2c_delay(CLOCK_HIGH_TIME);
@@ -416,7 +415,7 @@ i2c_sendnack(void)
 *#
 *#--------------------------------------------------------------------------*/
 int
-i2c_writereg(unsigned char theSlave, unsigned char theReg, 
+i2c_writereg(unsigned char theSlave, unsigned char theReg,
 	     unsigned char theValue)
 {
 	int error, cntr = 3;
@@ -468,7 +467,7 @@ i2c_writereg(unsigned char theSlave, unsigned char theReg,
 		 * enable interrupt again
 		 */
 		local_irq_restore(flags);
-		
+
 	} while(error && cntr--);
 
 	i2c_delay(CLOCK_LOW_TIME);
@@ -504,7 +503,7 @@ i2c_readreg(unsigned char theSlave, unsigned char theReg)
 		 * generate start condition
 		 */
 		i2c_start();
-    
+
 		/*
 		 * send slave address
 		 */
@@ -555,7 +554,7 @@ i2c_readreg(unsigned char theSlave, unsigned char theReg)
 		 * enable interrupt again
 		 */
 		local_irq_restore(flags);
-		
+
 	} while(error && cntr--);
 
 	spin_unlock(&i2c_lock);
@@ -566,7 +565,6 @@ i2c_readreg(unsigned char theSlave, unsigned char theReg)
 static int
 i2c_open(struct inode *inode, struct file *filp)
 {
-	cycle_kernel_lock();
 	return 0;
 }
 
@@ -579,9 +577,7 @@ i2c_release(struct inode *inode, struct file *filp)
 /* Main device API. ioctl's to write or read to/from i2c registers.
  */
 
-static int
-i2c_ioctl(struct inode *inode, struct file *file,
-	  unsigned int cmd, unsigned long arg)
+static long i2c_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	if(_IOC_TYPE(cmd) != ETRAXI2C_IOCTYPE) {
 		return -EINVAL;
@@ -590,7 +586,7 @@ i2c_ioctl(struct inode *inode, struct file *file,
 	switch (_IOC_NR(cmd)) {
 		case I2C_WRITEREG:
 			/* write to an i2c slave */
-			D(printk("i2cw %d %d %d\n", 
+			D(printk(KERN_DEBUG "i2cw %d %d %d\n",
 				 I2C_ARGSLAVE(arg),
 				 I2C_ARGREG(arg),
 				 I2C_ARGVALUE(arg)));
@@ -602,26 +598,25 @@ i2c_ioctl(struct inode *inode, struct file *file,
 		{
 			unsigned char val;
 			/* read from an i2c slave */
-			D(printk("i2cr %d %d ", 
+			D(printk(KERN_DEBUG "i2cr %d %d ",
 				I2C_ARGSLAVE(arg),
 				I2C_ARGREG(arg)));
 			val = i2c_readreg(I2C_ARGSLAVE(arg), I2C_ARGREG(arg));
-			D(printk("= %d\n", val));
+			D(printk(KERN_DEBUG "= %d\n", val));
 			return val;
-		}					    
+		}
 		default:
 			return -EINVAL;
 
 	}
-	
 	return 0;
 }
 
 static const struct file_operations i2c_fops = {
-	.owner    = THIS_MODULE,
-	.ioctl    = i2c_ioctl,
-	.open     = i2c_open,
-	.release  = i2c_release,
+	.owner		= THIS_MODULE,
+	.unlocked_ioctl	= i2c_ioctl,
+	.open		= i2c_open,
+	.release	= i2c_release,
 };
 
 int __init

arch/cris/arch-v10/drivers/i2c.h

View file

diff --git a/arch/cris/arch-v10/drivers/i2c.h b/arch/cris/arch-v10/drivers/i2c.h
index 4ee9142..e36c962 100644
--- a/arch/cris/arch-v10/drivers/i2c.h
+++ b/arch/cris/arch-v10/drivers/i2c.h
@@ -1,5 +1,4 @@
-/* $Id: i2c.h,v 1.3 2004/05/28 09:26:59 starvik Exp $ */
-
+/* i2c.h */
 int i2c_init(void);
 
 /* High level I2C actions */

arch/cris/arch-v10/drivers/sync_serial.c

View file

diff --git a/arch/cris/arch-v10/drivers/sync_serial.c b/arch/cris/arch-v10/drivers/sync_serial.c
index 109dcd8..ee2dd43 100644
--- a/arch/cris/arch-v10/drivers/sync_serial.c
+++ b/arch/cris/arch-v10/drivers/sync_serial.c
@@ -157,7 +157,7 @@ static int sync_serial_open(struct inode *inode, struct file *file);
 static int sync_serial_release(struct inode *inode, struct file *file);
 static unsigned int sync_serial_poll(struct file *filp, poll_table *wait);
 
-static int sync_serial_ioctl(struct inode *inode, struct file *file,
+static int sync_serial_ioctl(struct file *file,
 	unsigned int cmd, unsigned long arg);
 static ssize_t sync_serial_write(struct file *file, const char *buf,
 	size_t count, loff_t *ppos);
@@ -244,13 +244,13 @@ static unsigned sync_serial_prescale_shadow;
 #define NUMBER_OF_PORTS 2
 
 static const struct file_operations sync_serial_fops = {
-	.owner   = THIS_MODULE,
-	.write   = sync_serial_write,
-	.read    = sync_serial_read,
-	.poll    = sync_serial_poll,
-	.ioctl   = sync_serial_ioctl,
-	.open    = sync_serial_open,
-	.release = sync_serial_release
+	.owner		= THIS_MODULE,
+	.write		= sync_serial_write,
+	.read		= sync_serial_read,
+	.poll		= sync_serial_poll,
+	.unlocked_ioctl	= sync_serial_ioctl,
+	.open		= sync_serial_open,
+	.release	= sync_serial_release
 };
 
 static int __init etrax_sync_serial_init(void)
@@ -678,7 +678,7 @@ static unsigned int sync_serial_poll(struct file *file, poll_table *wait)
 	return mask;
 }
 
-static int sync_serial_ioctl(struct inode *inode, struct file *file,
+static int sync_serial_ioctl_unlocked(struct file *file,
 		  unsigned int cmd, unsigned long arg)
 {
 	int return_val = 0;
@@ -956,6 +956,18 @@ static int sync_serial_ioctl(struct inode *inode, struct file *file,
 	return return_val;
 }
 
+static long sync_serial_ioctl(struct file *file,
+			      unsigned int cmd, unsigned long arg)
+{
+	long ret;
+
+	lock_kernel();
+	ret = sync_serial_ioctl_unlocked(file, cmd, arg);
+	unlock_kernel();
+
+	return ret;
+}
+
 
 static ssize_t sync_serial_write(struct file *file, const char *buf,
 	size_t count, loff_t *ppos)

arch/cris/arch-v10/kernel/fasttimer.c

View file

diff --git a/arch/cris/arch-v10/kernel/fasttimer.c b/arch/cris/arch-v10/kernel/fasttimer.c
index 5ff08a8..8a8196e 100644
--- a/arch/cris/arch-v10/kernel/fasttimer.c
+++ b/arch/cris/arch-v10/kernel/fasttimer.c
@@ -467,11 +467,7 @@ timer1_handler(int irq, void *dev_id)
 
 static void wake_up_func(unsigned long data)
 {
-#ifdef DECLARE_WAITQUEUE
-  wait_queue_head_t  *sleep_wait_p = (wait_queue_head_t*)data;
-#else
-  struct wait_queue **sleep_wait_p = (struct wait_queue **)data;
-#endif
+  wait_queue_head_t *sleep_wait_p = (wait_queue_head_t *)data;
   wake_up(sleep_wait_p);
 }
 

arch/cris/arch-v10/kernel/head.S

View file

diff --git a/arch/cris/arch-v10/kernel/head.S b/arch/cris/arch-v10/kernel/head.S
index fc45771..a1f2014 100644
--- a/arch/cris/arch-v10/kernel/head.S
+++ b/arch/cris/arch-v10/kernel/head.S
@@ -280,7 +280,7 @@ _no_romfs_in_flash:
 	;; the "rom fs" we'll possibly use in 2.4 if not JFFS (which does
 	;; not need this mechanism anyway)
 
-	move.d	__vmlinux_end, $r0; the image will be after the vmlinux end address
+	move.d	__init_end, $r0; the image will be after the end of init
 	move.d	[$r0], $r1	; cramfs assumes same endian on host/target
 	cmp.d	CRAMFS_MAGIC, $r1; magic value in cramfs superblock
 	bne	2f

arch/cris/arch-v10/kernel/time.c

View file

diff --git a/arch/cris/arch-v10/kernel/time.c b/arch/cris/arch-v10/kernel/time.c
index 30adae5..00eb36f 100644
--- a/arch/cris/arch-v10/kernel/time.c
+++ b/arch/cris/arch-v10/kernel/time.c
@@ -61,66 +61,16 @@ unsigned long get_ns_in_jiffie(void)
 
 unsigned long do_slow_gettimeoffset(void)
 {
-	unsigned long count, t1;

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