Merge groveronline.com:/root/bk/linux-2.5

into groveronline.com:/root/bk/linux-acpi

CREDITS

@@ -2440,7 +2440,6 @@ D: implemented kmod
 D: modularized BSD Unix domain sockets
 
 N: Martin Kasper Petersen
-E: mkp@linuxcare.com
 E: mkp@mkp.net
 D: PA-RISC port
 D: XFS file system
@@ -3466,14 +3465,10 @@ S: D-73732 Esslingen
 S: Germany
 
 N: Leonard N. Zubkoff
-E: lnz@dandelion.com
 W: http://www.dandelion.com/Linux/
 D: BusLogic SCSI driver
 D: Mylex DAC960 PCI RAID driver
 D: Miscellaneous kernel fixes
-S: 3078 Sulphur Spring Court
-S: San Jose, California 95148
-S: USA
 
 N: Alessandro Zummo
 E: azummo@ita.flashnet.it

Makefile

 VERSION = 2
 PATCHLEVEL = 5
-SUBLEVEL = 54
+SUBLEVEL = 55
 EXTRAVERSION =
 
 # *DOCUMENTATION*

arch/i386/Kconfig

@@ -303,11 +303,6 @@ config X86_POPAD_OK
 	depends on !M386
 	default y
 
-config X86_USE_STRING_486
-	bool
-	depends on MELAN || M586MMX || M586TSC || M586 || M486
-	default y
-
 config X86_ALIGNMENT_16
 	bool
 	depends on MWINCHIP3D || MWINCHIP2 || MWINCHIPC6 || MCYRIXIII || MELAN || MK6 || M586MMX || M586TSC || M586 || M486
@@ -345,7 +340,7 @@ config X86_OOSTORE
 
 config X86_PREFETCH
 	bool
-	depends on MPENTIUMIII || MP4
+	depends on MPENTIUMIII || MPENTIUM4
 	default y
 
 config X86_SSE2

arch/i386/kernel/edd.c

@@ -419,8 +419,8 @@ edd_show_info_flags(struct edd_device *edev, char *buf, size_t count,
 		return 0;
 	}
 
-	if (info->params.info_flags & EDD_INFO_DMA_BOUNDRY_ERROR_TRANSPARENT)
-		p += snprintf(p, left, "DMA boundry error transparent\n");
+	if (info->params.info_flags & EDD_INFO_DMA_BOUNDARY_ERROR_TRANSPARENT)
+		p += snprintf(p, left, "DMA boundary error transparent\n");
 	if (info->params.info_flags & EDD_INFO_GEOMETRY_VALID)
 		p += snprintf(p, left, "geometry valid\n");
 	if (info->params.info_flags & EDD_INFO_REMOVABLE)

arch/i386/kernel/pci-dma.c

@@ -19,7 +19,7 @@ void *dma_alloc_coherent(struct device *dev, size_t size,
 	void *ret;
 	int gfp = GFP_ATOMIC;
 
-	if (dev == NULL || ((u32)*dev->dma_mask != 0xffffffff))
+	if (dev == NULL || (*dev->dma_mask < 0xffffffff))
 		gfp |= GFP_DMA;
 	ret = (void *)__get_free_pages(gfp, get_order(size));
 

arch/i386/kernel/traps.c

@@ -276,8 +276,11 @@ static inline unsigned long get_cr2(void)
 static inline void do_trap(int trapnr, int signr, char *str, int vm86,
 			   struct pt_regs * regs, long error_code, siginfo_t *info)
 {
-	if (vm86 && regs->eflags & VM_MASK)
+	if (regs->eflags & VM_MASK) {
+		if (vm86)
 			goto vm86_trap;
+		goto trap_signal;
+	}
 
 	if (!(regs->xcs & 3))
 		goto kernel_trap;

arch/x86_64/mm/init.c

@@ -161,7 +161,7 @@ static  struct temp_map {
 } temp_mappings[] __initdata = { 
 	{ &temp_boot_pmds[0], (void *)(40UL * 1024 * 1024) },
 	{ &temp_boot_pmds[1], (void *)(42UL * 1024 * 1024) }, 
-	{ &temp_boot_pmds[1], (void *)(44UL * 1024 * 1024) }, 
+	{ &temp_boot_pmds[2], (void *)(44UL * 1024 * 1024) }, 
 	{}
 }; 
 

drivers/atm/atmtcp.c

@@ -173,7 +173,7 @@ static int atmtcp_v_ioctl(struct atm_dev *dev,unsigned int cmd,void *arg)
 static int atmtcp_v_send(struct atm_vcc *vcc,struct sk_buff *skb)
 {
 	struct atmtcp_dev_data *dev_data;
-	struct atm_vcc *out_vcc;
+	struct atm_vcc *out_vcc=NULL; /* Initializer quietens GCC warning */
 	struct sk_buff *new_skb;
 	struct atmtcp_hdr *hdr;
 	int size;

drivers/cdrom/cdrom.c

@@ -727,6 +727,7 @@ static int cdrom_load_unload(struct cdrom_device_info *cdi, int slot)
 	cgc.cmd[0] = GPCMD_LOAD_UNLOAD;
 	cgc.cmd[4] = 2 + (slot >= 0);
 	cgc.cmd[8] = slot;
+	cgc.timeout = 60 * HZ;
 
 	/* The Sanyo 3 CD changer uses byte 7 of the 
 	GPCMD_TEST_UNIT_READY to command to switch CDs instead of
@@ -1901,6 +1902,7 @@ static int mmc_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
 {		
 	struct cdrom_device_ops *cdo = cdi->ops;
 	struct cdrom_generic_command cgc;
+	struct request_sense sense;
 	char buffer[32];
 	int ret = 0;
 
@@ -1935,9 +1937,11 @@ static int mmc_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
 		cgc.buffer = (char *) kmalloc(blocksize, GFP_KERNEL);
 		if (cgc.buffer == NULL)
 			return -ENOMEM;
+		memset(&sense, 0, sizeof(sense));
+		cgc.sense = &sense;
 		cgc.data_direction = CGC_DATA_READ;
 		ret = cdrom_read_block(cdi, &cgc, lba, 1, format, blocksize);
-		if (ret) {
+		if (ret && sense.sense_key==0x05 && sense.asc==0x20 && sense.ascq==0x00) {
 			/*
 			 * SCSI-II devices are not required to support
 			 * READ_CD, so let's try switching block size

drivers/char/ip2.c

@@ -33,10 +33,11 @@ ip2_loadmain(int *, int  *, unsigned char *, int ); // ref into ip2main.c
 */
 static int io[IP2_MAX_BOARDS]= { 0, 0, 0, 0 };
 static int irq[IP2_MAX_BOARDS] = { -1, -1, -1, -1 }; 
-static int poll_only = 0;
 
 #ifdef MODULE
 
+static int poll_only = 0;
+
 #	if LINUX_VERSION_CODE >= KERNEL_VERSION(2,1,0)
 		MODULE_AUTHOR("Doug McNash");
 		MODULE_DESCRIPTION("Computone IntelliPort Plus Driver");

drivers/hotplug/pci_hotplug_core.c

@@ -596,7 +596,7 @@ static ssize_t power_read_file (struct file *file, char *buf, size_t count, loff
 
 	if (*offset < 0)
 		return -EINVAL;
-	if (count <= 0)
+	if (count == 0 || count > 16384)
 		return 0;
 	if (*offset != 0)
 		return 0;

drivers/isdn/hisax/config.c

@@ -1511,7 +1511,8 @@ static int __init HiSax_init(void)
 	       nrcards, (nrcards > 1) ? "s" : "");
 
 	/* Install only, if at least one card found */
-	HiSax_inithardware(NULL);
+	if (!HiSax_inithardware(NULL))
+		return -ENODEV;
 	return 0;
 
  out_tei:
@@ -1575,7 +1576,8 @@ int elsa_init_pcmcia(void *pcm_iob, int pcm_irq, int *busy_flag, int prot)
 	printk(KERN_DEBUG "HiSax: Total %d card%s defined\n",
 	       nrcards, (nrcards > 1) ? "s" : "");
 
-	HiSax_inithardware(busy_flag);
+	if (!HiSax_inithardware(busy_flag))
+		return -ENODEV;
 	printk(KERN_NOTICE "HiSax: module installed\n");
 #endif
 	return 0;
@@ -1617,7 +1619,8 @@ int hfc_init_pcmcia(void *pcm_iob, int pcm_irq, int *busy_flag, int prot)
 	printk(KERN_DEBUG "HiSax: Total %d card%s defined\n",
 	       nrcards, (nrcards > 1) ? "s" : "");
 
-	HiSax_inithardware(busy_flag);
+	if (!HiSax_inithardware(busy_flag))
+		return -ENODEV;
 	printk(KERN_NOTICE "HiSax: module installed\n");
 #endif
 	return 0;
@@ -1659,7 +1662,8 @@ int sedl_init_pcmcia(void *pcm_iob, int pcm_irq, int *busy_flag, int prot)
 	printk(KERN_DEBUG "HiSax: Total %d card%s defined\n",
 	       nrcards, (nrcards > 1) ? "s" : "");
 
-	HiSax_inithardware(busy_flag);
+	if (!HiSax_inithardware(busy_flag))
+		return -ENODEV;
 	printk(KERN_NOTICE "HiSax: module installed\n");
 #endif
 	return 0;
@@ -1701,7 +1705,8 @@ int avm_a1_init_pcmcia(void *pcm_iob, int pcm_irq, int *busy_flag, int prot)
 	printk(KERN_DEBUG "HiSax: Total %d card%s defined\n",
 	       nrcards, (nrcards > 1) ? "s" : "");
 
-	HiSax_inithardware(busy_flag);
+	if (!HiSax_inithardware(busy_flag))
+		return -ENODEV;
 	printk(KERN_NOTICE "HiSax: module installed\n");
 #endif
 	return 0;

drivers/macintosh/apm_emu.c

@@ -183,7 +183,7 @@ static int check_apm_user(struct apm_user *as, const char *func)
 static ssize_t do_read(struct file *fp, char *buf, size_t count, loff_t *ppos)
 {
 	struct apm_user *	as;
-	int			i;
+	size_t			i;
 	apm_event_t		event;
 	DECLARE_WAITQUEUE(wait, current);
 

drivers/media/video/Makefile

 #
-# Makefile for the kernel character device drivers.
+# Makefile for the video capture/playback device drivers.
 #
 
 # All of the (potential) objects that export symbols.

drivers/media/video/zr36067.c

@@ -4158,7 +4158,6 @@ static int do_zoran_ioctl(struct zoran *zr, unsigned int cmd,
 		{
 			struct zoran_status bs;
 			int norm, input, status;
-			unsigned long timeout;
 
 			if (zr->codec_mode != BUZ_MODE_IDLE) {
 				DEBUG1(printk(KERN_ERR
@@ -4204,9 +4203,8 @@ static int do_zoran_ioctl(struct zoran *zr, unsigned int cmd,
 
 			/* sleep 1 second */
 
-			timeout = jiffies + 1 * HZ;
-			while (jiffies < timeout)
-				schedule();
+			set_current_state(TASK_UNINTERRUPTIBLE);
+			schedule_timeout(HZ);
 
 			/* Get status of video decoder */
 

drivers/net/appletalk/Kconfig

@@ -13,7 +13,7 @@ config DEV_APPLETALK
 
 config LTPC
 	tristate "Apple/Farallon LocalTalk PC support"
-	depends on DEV_APPLETALK
+	depends on DEV_APPLETALK && (ISA || EISA)
 	help
 	  This allows you to use the AppleTalk PC card to connect to LocalTalk
 	  networks. The card is also known as the Farallon PhoneNet PC card.
@@ -24,7 +24,7 @@ config LTPC
 
 config COPS
 	tristate "COPS LocalTalk PC support"
-	depends on DEV_APPLETALK
+	depends on DEV_APPLETALK && (ISA || EISA)
 	help
 	  This allows you to use COPS AppleTalk cards to connect to LocalTalk
 	  networks. You also need version 1.3.3 or later of the netatalk

drivers/net/atari_bionet.c

@@ -114,8 +114,6 @@ static char version[] =
 #include <asm/atari_stdma.h>
 
 
-extern struct net_device *init_etherdev(struct net_device *dev, int sizeof_private);
-
 /* use 0 for production, 1 for verification, >2 for debug
  */
 #ifndef NET_DEBUG

drivers/pcmcia/yenta.c

@@ -695,7 +695,7 @@ static int yenta_suspend(pci_socket_t *socket)
 
 	/*
 	 * This does not work currently. The controller
-	 * loses too much informationduring D3 to come up
+	 * loses too much information during D3 to come up
 	 * cleanly. We should probably fix yenta_init()
 	 * to update all the critical registers, notably
 	 * the IO and MEM bridging region data.. That is

drivers/scsi/gdth.c

@@ -4,9 +4,11 @@
  * Intel Corporation:  Storage RAID Controllers                         *
  *                                                                      *
  * gdth.c                                                               *
- * Copyright (C) 1995-01 ICP vortex, an Intel company,  Achim Leubner   *
+ * Copyright (C) 1995-02 ICP vortex, an Intel company,  Achim Leubner   *
+ * <achim.leubner@intel.com>                                            *
  *                                                                      *
- * <achim@vortex.de>                                                    *
+ * Additions/Fixes: Boji Tony Kannanthanam                              *
+ * <boji.t.kannanthanam@intel.com>                                      *
  *                                                                      *
  * This program is free software; you can redistribute it and/or modify *
  * it under the terms of the GNU General Public License as published    *
@@ -22,9 +24,23 @@
  * along with this kernel; if not, write to the Free Software           *
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.            *
  *                                                                      *
- * Tested with Linux 1.2.13, ..., 2.2.19, ..., 2.4.7                    *
+ * Tested with Linux 1.2.13, ..., 2.2.20, ..., 2.4.18                   *
  *                                                                      *
  * $Log: gdth.c,v $
+ * Revision 1.61  2002/10/03 09:35:22  boji
+ * Fixed SCREENSERVICE intialisation in SMP cases.
+ * Added checks for gdth_polling before GDTH_HA_LOCK
+ *
+ * Revision 1.60  2002/02/05 09:35:22  achim
+ * MODULE_LICENSE only if kernel >= 2.4.11
+ *
+ * Revision 1.59  2002/01/30 09:46:33  achim
+ * Small changes
+ *
+ * Revision 1.58  2002/01/29 15:30:02  achim
+ * Set default value of shared_access to Y
+ * New status S_CACHE_RESERV for clustering added
+ *
  * Revision 1.57  2001/08/21 11:16:35  achim
  * Bugfix free_irq()
  *
@@ -232,7 +248,7 @@
  * Initial revision
  *
  ************************************************************************/
-#ident "$Id: gdth.c,v 1.57 2001/08/21 11:16:35 achim Exp $" 
+#ident "$Id: gdth.c,v 1.60 2002/02/05 09:35:22 achim Exp $" 
 
 /* All GDT Disk Array Controllers are fully supported by this driver.
  * This includes the PCI/EISA/ISA SCSI Disk Array Controllers and the
@@ -269,7 +285,7 @@
  *
  * The default values are: "gdth=disable:N,reserve_mode:1,reverse_scan:N,
  *                          max_ids:127,rescan:N,virt_ctr:N,hdr_channel:0,
- *                          shared_access:N".
+ *                          shared_access:Y".
  * Here is another example: "gdth=reserve_list:0,1,2,0,0,1,3,0,rescan:Y".
  * 
  * When loading the gdth driver as a module, the same options are available. 
@@ -670,7 +686,7 @@ static int rescan = 0;
 /* map channels to virtual controllers */
 static int virt_ctr = 0;
 /* shared access */
-static int shared_access = 0;
+static int shared_access = 1;
 
 #ifdef MODULE
 #if LINUX_VERSION_CODE >= 0x02011A
@@ -2343,11 +2359,12 @@ static void gdth_next(int hanum)
     register Scsi_Cmnd *nscp;
     unchar b, t, firsttime;
     unchar this_cmd, next_cmd;
-    ulong flags;
+    ulong flags = 0;
     int cmd_index;
 
     TRACE(("gdth_next() hanum %d\n",hanum));
     ha = HADATA(gdth_ctr_tab[hanum]);
+    if (!gdth_polling) 
     	GDTH_LOCK_HA(ha, flags);
 
     ha->cmd_cnt = ha->cmd_offs_dpmem = 0;
@@ -2443,9 +2460,11 @@ static void gdth_next(int hanum)
                 if (!nscp->SCp.have_data_in)
                     nscp->SCp.have_data_in++;
                 else {
+                    if (!gdth_polling) 
                         GDTH_UNLOCK_HA(ha,flags);
                     /* io_request_lock already active ! */
                     nscp->scsi_done(nscp);
+                    if (!gdth_polling) 
                     	GDTH_LOCK_HA(ha,flags);
                 }
             }
@@ -2471,9 +2490,11 @@ static void gdth_next(int hanum)
             if (!nscp->SCp.have_data_in)
                 nscp->SCp.have_data_in++;
             else {
+                if (!gdth_polling) 
                 	GDTH_UNLOCK_HA(ha,flags);
                 /* io_request_lock already active ! */      
                 nscp->scsi_done(nscp);
+                if (!gdth_polling) 
                 	GDTH_LOCK_HA(ha,flags);
             }
         } else {
@@ -2500,15 +2521,19 @@ static void gdth_next(int hanum)
                     if (!nscp->SCp.have_data_in)
                         nscp->SCp.have_data_in++;
                     else {
+                	if (!gdth_polling) 
                         	GDTH_UNLOCK_HA(ha,flags);
                         /* io_request_lock already active ! */      
                         nscp->scsi_done(nscp);
+                	if (!gdth_polling) 
                         	GDTH_LOCK_HA(ha,flags);
                     }
                 } else if (gdth_internal_cache_cmd(hanum,nscp)) {
+                    if (!gdth_polling) 
                     	GDTH_UNLOCK_HA(ha,flags);
                     /* io_request_lock already active ! */      
                     nscp->scsi_done(nscp);
+                    if (!gdth_polling) 
                     	GDTH_LOCK_HA(ha,flags);
                 }
                 break;
@@ -2524,9 +2549,11 @@ static void gdth_next(int hanum)
                     if (!nscp->SCp.have_data_in)
                         nscp->SCp.have_data_in++;
                     else {
+                    	if (!gdth_polling) 
                         	GDTH_UNLOCK_HA(ha,flags);
                         /* io_request_lock already active ! */      
                         nscp->scsi_done(nscp);
+                    	if (!gdth_polling) 
                         	GDTH_LOCK_HA(ha,flags);
                     }
                 } else {
@@ -2562,9 +2589,11 @@ static void gdth_next(int hanum)
                     if (!nscp->SCp.have_data_in)
                         nscp->SCp.have_data_in++;
                     else {
+                    	if (!gdth_polling) 
                         	GDTH_UNLOCK_HA(ha,flags);
                         /* io_request_lock already active ! */      
                         nscp->scsi_done(nscp);
+                    	if (!gdth_polling) 
                         	GDTH_LOCK_HA(ha,flags);
                     }
                 } else if (!(cmd_index=gdth_fill_cache_cmd(hanum,nscp,t)))
@@ -2581,9 +2610,11 @@ static void gdth_next(int hanum)
                 if (!nscp->SCp.have_data_in)
                     nscp->SCp.have_data_in++;
                 else {
+                    if (!gdth_polling) 
                     	GDTH_UNLOCK_HA(ha,flags);
                     /* io_request_lock already active ! */  
                     nscp->scsi_done(nscp);
+                    if (!gdth_polling) 
                     	GDTH_LOCK_HA(ha,flags);
                 }
                 break;
@@ -2604,6 +2635,7 @@ static void gdth_next(int hanum)
         gdth_release_event(hanum);
     }
 
+    if (!gdth_polling) 
     	GDTH_UNLOCK_HA(ha, flags);
 
     if (gdth_polling && ha->cmd_cnt > 0) {
@@ -3512,9 +3544,13 @@ static int gdth_sync_event(int hanum,int service,unchar index,Scsi_Cmnd *scp)
                     ha->hdr[scp->target].cluster_type &= ~CLUSTER_RESERVED;
                 }
                 memset((char*)scp->sense_buffer,0,16);
+                if (ha->status == (ushort)S_CACHE_RESERV) {
+                    scp->result = (DID_OK << 16) | (RESERVATION_CONFLICT << 1);
+                } else {
                     scp->sense_buffer[0] = 0x70;
                     scp->sense_buffer[2] = NOT_READY;
                     scp->result = (DID_OK << 16) | (CHECK_CONDITION << 1);
+                }
 #if LINUX_VERSION_CODE >= 0x010300
                 if (scp->done != gdth_scsi_done)
 #endif  
@@ -3981,6 +4017,7 @@ GDTH_INITFUNC(int, gdth_detect(Scsi_Host_Template *shtp))
         return 0;
     }
 
+    printk("GDT: Storage RAID Controller Driver. Version: %s \n",GDTH_VERSION_STR);
     /* initializations */
     gdth_polling = TRUE; b = 0;
     gdth_clear_events();
@@ -4215,6 +4252,7 @@ GDTH_INITFUNC(int, gdth_detect(Scsi_Host_Template *shtp))
         gdth_pci_str pcistr[MAXHA];
 
         cnt = gdth_search_pci(pcistr);
+	printk("GDT: Found %d PCI Storage RAID Controllers\n",cnt);
         gdth_sort_pci(pcistr,cnt);
         for (ctr = 0; ctr < cnt; ++ctr) {
             if (gdth_ctr_count >= MAXHA)
@@ -4229,8 +4267,8 @@ GDTH_INITFUNC(int, gdth_detect(Scsi_Host_Template *shtp))
                 continue;
             }
             /* controller found and initialized */
-            printk("Configuring GDT-PCI HA at %d/%d IRQ %u\n",
-                   pcistr[ctr].bus,PCI_SLOT(pcistr[ctr].device_fn),ha->irq);
+            printk("GDT CTR%d: Configuring GDT-PCI HA at %d/%d IRQ %u\n",
+                   ctr,pcistr[ctr].bus,PCI_SLOT(pcistr[ctr].device_fn),ha->irq);
 
 #if LINUX_VERSION_CODE >= 0x010346 
             if (request_irq(ha->irq, gdth_interrupt,
@@ -4703,9 +4741,7 @@ void gdth_halt(void)
     del_timer(&gdth_timer);
 #endif
 #if LINUX_VERSION_CODE >= 0x020100
-#if LINUX_VERSION_CODE < 0x020322
     unregister_reboot_notifier(&gdth_notifier);
-#endif
     return NOTIFY_OK;
 #endif
 }

drivers/scsi/gdth.h

@@ -2,15 +2,15 @@
 #define _GDTH_H
 
 /*
- * Header file for the GDT ISA/EISA/PCI Disk Array Controller driver for Linux
+ * Header file for the GDT Disk Array/Storage RAID controllers driver for Linux
  * 
- * gdth.h Copyright (C) 1995-01 ICP vortex Computersysteme GmbH, Achim Leubner
+ * gdth.h Copyright (C) 1995-02 ICP vortex, an Intel company, Achim Leubner
  * See gdth.c for further informations and 
  * below for supported controller types
  *
- * <achim@vortex.de>
+ * <achim.leubner@intel.com>
  *
- * $Id: gdth.h,v 1.44 2001/08/21 11:19:05 achim Exp $
+ * $Id: gdth.h,v 1.46 2002/02/05 09:39:53 achim Exp $
  */
 
 #include <linux/version.h>
@@ -29,9 +29,9 @@
 /* defines, macros */
 
 /* driver version */
-#define GDTH_VERSION_STR        "2.03"
+#define GDTH_VERSION_STR        "2.05"
 #define GDTH_VERSION            2
-#define GDTH_SUBVERSION         3
+#define GDTH_SUBVERSION         5
 
 /* protocol version */
 #define PROTOCOL_VERSION        1
@@ -265,6 +265,7 @@
 #define S_CACHE_UNKNOWN 12                      /* cache serv.: drive unknown */
 #define S_RAW_SCSI      12                      /* raw serv.: target error */
 #define S_RAW_ILL       0xff                    /* raw serv.: illegal */
+#define S_CACHE_RESERV	-24			/* cache: reserv. conflict */	
 
 /* timeout values */
 #define INIT_RETRIES    100000                  /* 100000 * 1ms = 100s */

fs/proc/array.c

@@ -161,7 +161,8 @@ static inline char * task_state(struct task_struct *p, char *buffer)
 		"Uid:\t%d\t%d\t%d\t%d\n"
 		"Gid:\t%d\t%d\t%d\t%d\n",
 		get_task_state(p), p->tgid,
-		p->pid, p->pid ? p->real_parent->pid : 0, 0,
+		p->pid, p->pid ? p->real_parent->pid : 0,
+		p->pid && p->ptrace ? p->parent->pid : 0,
 		p->uid, p->euid, p->suid, p->fsuid,
 		p->gid, p->egid, p->sgid, p->fsgid);
 	read_unlock(&tasklist_lock);	

include/asm-i386/edd.h

@@ -48,7 +48,7 @@
 #define EDD_EXT_ENHANCED_DISK_DRIVE_SUPPORT (1 << 2)
 #define EDD_EXT_64BIT_EXTENSIONS            (1 << 3)
 
-#define EDD_INFO_DMA_BOUNDRY_ERROR_TRANSPARENT (1 << 0)
+#define EDD_INFO_DMA_BOUNDARY_ERROR_TRANSPARENT (1 << 0)
 #define EDD_INFO_GEOMETRY_VALID                (1 << 1)
 #define EDD_INFO_REMOVABLE                     (1 << 2)
 #define EDD_INFO_WRITE_VERIFY                  (1 << 3)

include/asm-x86_64/spinlock.h

@@ -15,7 +15,7 @@ extern int printk(const char * fmt, ...)
 
 typedef struct {
 	volatile unsigned int lock;
-#if SPINLOCK_DEBUG
+#if CONFIG_DEBUG_SPINLOCK
 	unsigned magic;
 #endif
 } spinlock_t;

include/asm-x86_64/xor.h

@@ -51,7 +51,7 @@ typedef struct { unsigned long a,b; } __attribute__((aligned(16))) xmm_store_t;
 		: "memory");			\
 } while(0)
 
-#define XMMS_RESTORE				\
+#define XMMS_RESTORE do {			\
 	asm volatile (				\
 		"sfence			;\n\t"	\
 		"movups (%1),%%xmm0	;\n\t"	\

include/linux/signal.h

@@ -70,37 +70,24 @@ static inline int sigfindinword(unsigned long word)
 #define _SIG_SET_BINOP(name, op)					\
 static inline void name(sigset_t *r, const sigset_t *a, const sigset_t *b) \
 {									\
+	extern void _NSIG_WORDS_is_unsupported_size(void);		\
 	unsigned long a0, a1, a2, a3, b0, b1, b2, b3;			\
-	unsigned long i;						\
 									\
-	for (i = 0; i < _NSIG_WORDS/4; ++i) {				\
-		a0 = a->sig[4*i+0]; a1 = a->sig[4*i+1];			\
-		a2 = a->sig[4*i+2]; a3 = a->sig[4*i+3];			\
-		b0 = b->sig[4*i+0]; b1 = b->sig[4*i+1];			\
-		b2 = b->sig[4*i+2]; b3 = b->sig[4*i+3];			\
-		r->sig[4*i+0] = op(a0, b0);				\
-		r->sig[4*i+1] = op(a1, b1);				\
-		r->sig[4*i+2] = op(a2, b2);				\
-		r->sig[4*i+3] = op(a3, b3);				\
-	}								\
-	switch (_NSIG_WORDS % 4) {					\
-	    case 3:							\
-		a0 = a->sig[4*i+0]; a1 = a->sig[4*i+1]; a2 = a->sig[4*i+2]; \
-		b0 = b->sig[4*i+0]; b1 = b->sig[4*i+1]; b2 = b->sig[4*i+2]; \
-		r->sig[4*i+0] = op(a0, b0);				\
-		r->sig[4*i+1] = op(a1, b1);				\
-		r->sig[4*i+2] = op(a2, b2);				\
-		break;							\
+	switch (_NSIG_WORDS) {						\
+	    case 4:							\
+		a3 = a->sig[3]; a2 = a->sig[2];				\
+		b3 = b->sig[3]; b2 = b->sig[2];				\
+		r->sig[3] = op(a3, b3);					\
+		r->sig[2] = op(a2, b2);					\
 	    case 2:							\
-		a0 = a->sig[4*i+0]; a1 = a->sig[4*i+1];			\
-		b0 = b->sig[4*i+0]; b1 = b->sig[4*i+1];			\
-		r->sig[4*i+0] = op(a0, b0);				\
-		r->sig[4*i+1] = op(a1, b1);				\
-		break;							\
+		a1 = a->sig[1]; b1 = b->sig[1];				\
+		r->sig[1] = op(a1, b1);					\
 	    case 1:							\
-		a0 = a->sig[4*i+0]; b0 = b->sig[4*i+0];			\
-		r->sig[4*i+0] = op(a0, b0);				\
+		a0 = a->sig[0]; b0 = b->sig[0];				\
+		r->sig[0] = op(a0, b0);					\
 		break;							\
+	    default:							\
+		_NSIG_WORDS_is_unsupported_size();			\
 	}								\
 }
 
@@ -121,18 +108,16 @@ _SIG_SET_BINOP(signandsets, _sig_nand)
 #define _SIG_SET_OP(name, op)						\
 static inline void name(sigset_t *set)					\
 {									\
-	unsigned long i;						\
+	extern void _NSIG_WORDS_is_unsupported_size(void);		\
 									\
-	for (i = 0; i < _NSIG_WORDS/4; ++i) {				\
-		set->sig[4*i+0] = op(set->sig[4*i+0]);			\
-		set->sig[4*i+1] = op(set->sig[4*i+1]);			\
-		set->sig[4*i+2] = op(set->sig[4*i+2]);			\
-		set->sig[4*i+3] = op(set->sig[4*i+3]);			\
-	}								\
-	switch (_NSIG_WORDS % 4) {					\
-	    case 3: set->sig[4*i+2] = op(set->sig[4*i+2]);		\
-	    case 2: set->sig[4*i+1] = op(set->sig[4*i+1]);		\
-	    case 1: set->sig[4*i+0] = op(set->sig[4*i+0]);		\
+	switch (_NSIG_WORDS) {						\
+	    case 4: set->sig[3] = op(set->sig[3]);			\
+		    set->sig[2] = op(set->sig[2]);			\
+	    case 2: set->sig[1] = op(set->sig[1]);			\
+	    case 1: set->sig[0] = op(set->sig[0]);			\
+		    break;						\
+	    default:							\
+		_NSIG_WORDS_is_unsupported_size();			\
 	}								\
 }
 

mm/memory.c

@@ -113,10 +113,8 @@ static inline void free_one_pgd(mmu_gather_t *tlb, pgd_t * dir)
 	}
 	pmd = pmd_offset(dir, 0);
 	pgd_clear(dir);
-	for (j = 0; j < PTRS_PER_PMD ; j++) {
-		prefetchw(pmd+j+(PREFETCH_STRIDE/16));
+	for (j = 0; j < PTRS_PER_PMD ; j++)
 		free_one_pmd(tlb, pmd+j);
-	}
 	pmd_free_tlb(tlb, pmd);
 }