Merge redhat.com:/spare/repo/linus-2.6

into redhat.com:/spare/repo/net-drivers-2.6

drivers/ide/ide-io.c

@@ -54,8 +54,6 @@
 #include <asm/io.h>
 #include <asm/bitops.h>
 
-#include "ide_modes.h"
-
 #if (DISK_RECOVERY_TIME > 0)
 
 #error So the User Has To Fix the Compilation And Stop Hacking Port 0x43. Does anyone ever use this anyway ??

drivers/ide/ide-lib.c

@@ -22,8 +22,6 @@
 #include <asm/io.h>
 #include <asm/bitops.h>
 
-#include "ide_modes.h"
-
 /*
  *	IDE library routines. These are plug in code that most 
  *	drivers can use but occasionally may be weird enough
@@ -170,7 +168,7 @@ u8 ide_rate_filter (u8 mode, u8 speed)
 		BUG();
 	return min(speed, speed_max[mode]);
 #else /* !CONFIG_BLK_DEV_IDEDMA */
-	return min(speed, XFER_PIO_4);
+	return min(speed, (u8)XFER_PIO_4);
 #endif /* CONFIG_BLK_DEV_IDEDMA */
 }
 
@@ -188,6 +186,12 @@ int ide_dma_enable (ide_drive_t *drive)
 
 EXPORT_SYMBOL(ide_dma_enable);
 
+/*
+ * Standard (generic) timings for PIO modes, from ATA2 specification.
+ * These timings are for access to the IDE data port register *only*.
+ * Some drives may specify a mode, while also specifying a different
+ * value for cycle_time (from drive identification data).
+ */
 const ide_pio_timings_t ide_pio_timings[6] = {
 	{ 70,	165,	600 },	/* PIO Mode 0 */
 	{ 50,	125,	383 },	/* PIO Mode 1 */
@@ -199,6 +203,13 @@ const ide_pio_timings_t ide_pio_timings[6] = {
 
 EXPORT_SYMBOL_GPL(ide_pio_timings);
 
+/*
+ * Shared data/functions for determining best PIO mode for an IDE drive.
+ * Most of this stuff originally lived in cmd640.c, and changes to the
+ * ide_pio_blacklist[] table should be made with EXTREME CAUTION to avoid
+ * breaking the fragile cmd640.c support.
+ */
+
 /*
  * Black list. Some drives incorrectly report their maximal PIO mode,
  * at least in respect to CMD640. Here we keep info on some known drives.

drivers/ide/ide-probe.c

@@ -649,10 +649,13 @@ static void hwif_register (ide_hwif_t *hwif)
 	/* register with global device tree */
 	strlcpy(hwif->gendev.bus_id,hwif->name,BUS_ID_SIZE);
 	hwif->gendev.driver_data = hwif;
+	if (hwif->gendev.parent == NULL) {
 		if (hwif->pci_dev)
 			hwif->gendev.parent = &hwif->pci_dev->dev;
 		else
-		hwif->gendev.parent = NULL; /* Would like to do = &device_legacy */
+			/* Would like to do = &device_legacy */
+			hwif->gendev.parent = NULL;
+	}
 	device_register(&hwif->gendev);
 }
 
@@ -770,8 +773,7 @@ void probe_hwif (ide_hwif_t *hwif)
 	 */
 	for (unit = 0; unit < MAX_DRIVES; ++unit) {
 		ide_drive_t *drive = &hwif->drives[unit];
-		drive->dn = ((hwif->channel ? 2 : 0) + unit);
-		hwif->drives[unit].dn = ((hwif->channel ? 2 : 0) + unit);
+		drive->dn = (hwif->channel ? 2 : 0) + unit;
 		(void) probe_for_drive(drive);
 		if (drive->present && !hwif->present) {
 			hwif->present = 1;
@@ -945,15 +947,10 @@ static int ide_init_queue(ide_drive_t *drive)
 	if (drive->disk)
 		drive->disk->queue = drive->queue;
 
-	return 0;
-}
-
-/*
- * Setup the drive for request handling.
- */
-static void ide_init_drive(ide_drive_t *drive)
-{
+	/* needs drive->queue to be set */
 	ide_toggle_bounce(drive, 1);
+
+	return 0;
 }
 
 /*
@@ -1068,10 +1065,9 @@ static int init_irq (ide_hwif_t *hwif)
 	}
 
 	/*
-	 * Link any new drives into the hwgroup, allocate
-	 * the block device queue and initialize the drive.
-	 * Note that ide_init_drive sends commands to the new
-	 * drive.
+	 * For any present drive:
+	 * - allocate the block device queue
+	 * - link drive into the hwgroup
 	 */
 	for (index = 0; index < MAX_DRIVES; ++index) {
 		ide_drive_t *drive = &hwif->drives[index];
@@ -1092,7 +1088,6 @@ static int init_irq (ide_hwif_t *hwif)
 			hwgroup->drive->next = drive;
 		}
 		spin_unlock_irq(&ide_lock);
-		ide_init_drive(drive);
 	}
 
 #if !defined(__mc68000__) && !defined(CONFIG_APUS) && !defined(__sparc__)
@@ -1303,31 +1298,6 @@ int hwif_init (ide_hwif_t *hwif)
 
 EXPORT_SYMBOL(hwif_init);
 
-int export_ide_init_queue (ide_drive_t *drive)
-{
-	if (ide_init_queue(drive))
-		return 1;
-
-	ide_init_drive(drive);
-	return 0;
-}
-
-EXPORT_SYMBOL(export_ide_init_queue);
-
-u8 export_probe_for_drive (ide_drive_t *drive)
-{
-	return probe_for_drive(drive);
-}
-
-EXPORT_SYMBOL(export_probe_for_drive);
-
-int ideprobe_init (void);
-static ide_module_t ideprobe_module = {
-	IDE_PROBE_MODULE,
-	ideprobe_init,
-	NULL
-};
-
 int ideprobe_init (void)
 {
 	unsigned int index;
@@ -1359,7 +1329,7 @@ int ideprobe_init (void)
 		}
 	}
 	if (!ide_probe)
-		ide_probe = &ideprobe_module;
+		ide_probe = &ideprobe_init;
 	MOD_DEC_USE_COUNT;
 	return 0;
 }

drivers/ide/ide.c

@@ -161,8 +161,6 @@
 #include <asm/io.h>
 #include <asm/bitops.h>
 
-#include "ide_modes.h"
-
 
 /* default maximum number of failures */
 #define IDE_DEFAULT_MAX_FAILURES 	1
@@ -180,7 +178,9 @@ static int initializing;	/* set while initializing built-in drivers */
 DECLARE_MUTEX(ide_cfg_sem);
 spinlock_t ide_lock __cacheline_aligned_in_smp = SPIN_LOCK_UNLOCKED;
 
+#ifdef CONFIG_BLK_DEV_IDEPCI
 static int ide_scan_direction; /* THIS was formerly 2.2.x pci=reverse */
+#endif
 
 #ifdef CONFIG_IDEDMA_AUTO
 int noautodma = 0;
@@ -190,11 +190,7 @@ int noautodma = 1;
 
 EXPORT_SYMBOL(noautodma);
 
-/*
- * ide_modules keeps track of the available IDE chipset/probe/driver modules.
- */
-ide_module_t *ide_chipsets;
-ide_module_t *ide_probe;
+int (*ide_probe)(void);
 
 /*
  * This is declared extern in ide.h, for access by other IDE modules:
@@ -452,7 +448,7 @@ void ide_probe_module (void)
 		(void) request_module("ide-probe-mod");
 #endif /* (CONFIG_KMOD) && (CONFIG_BLK_DEV_IDE_MODULE) */
 	} else {
-		(void) ide_probe->init();
+		(void)ide_probe();
 	}
 }
 
@@ -1045,21 +1041,6 @@ int ide_register_hw (hw_regs_t *hw, ide_hwif_t **hwifp)
 
 EXPORT_SYMBOL(ide_register_hw);
 
-/*
- * Compatibility function with existing drivers.  If you want
- * something different, use the function above.
- */
-int ide_register (int arg1, int arg2, int irq)
-{
-	hw_regs_t hw;
-	ide_init_hwif_ports(&hw, (unsigned long) arg1, (unsigned long) arg2, NULL);
-	hw.irq = irq;
-	return ide_register_hw(&hw, NULL);
-}
-
-EXPORT_SYMBOL(ide_register);
-
-
 /*
  *	Locks for IDE setting functionality
  */
@@ -1658,11 +1639,15 @@ int generic_ide_ioctl(struct block_device *bdev, unsigned int cmd,
 
 		case HDIO_SCAN_HWIF:
 		{
+			hw_regs_t hw;
 			int args[3];
 			if (!capable(CAP_SYS_RAWIO)) return -EACCES;
 			if (copy_from_user(args, (void *)arg, 3 * sizeof(int)))
 				return -EFAULT;
-			if (ide_register(args[0], args[1], args[2]) == -1)
+			ide_init_hwif_ports(&hw, (unsigned long) args[0],
+					    (unsigned long) args[1], NULL);
+			hw.irq = args[2];
+			if (ide_register_hw(&hw, NULL) == -1)
 				return -EIO;
 			return 0;
 		}

drivers/ide/ide_modes.h

-/*
- *  linux/drivers/ide/ide_modes.h
- *
- *  Copyright (C) 1996  Linus Torvalds, Igor Abramov, and Mark Lord
- */
-
-#ifndef _IDE_MODES_H
-#define _IDE_MODES_H
-
-#include <linux/config.h>
-
-/*
- * Shared data/functions for determining best PIO mode for an IDE drive.
- * Most of this stuff originally lived in cmd640.c, and changes to the
- * ide_pio_blacklist[] table should be made with EXTREME CAUTION to avoid
- * breaking the fragile cmd640.c support.
- */
-
-/*
- * Standard (generic) timings for PIO modes, from ATA2 specification.
- * These timings are for access to the IDE data port register *only*.
- * Some drives may specify a mode, while also specifying a different
- * value for cycle_time (from drive identification data).
- */
-typedef struct ide_pio_timings_s {
-	int	setup_time;	/* Address setup (ns) minimum */
-	int	active_time;	/* Active pulse (ns) minimum */
-	int	cycle_time;	/* Cycle time (ns) minimum = (setup + active + recovery) */
-} ide_pio_timings_t;
-
-typedef struct ide_pio_data_s {
-	u8 pio_mode;
-	u8 use_iordy;
-	u8 overridden;
-	u8 blacklisted;
-	unsigned int cycle_time;
-} ide_pio_data_t;
-	
-u8 ide_get_best_pio_mode (ide_drive_t *drive, u8 mode_wanted, u8 max_mode, ide_pio_data_t *d);
-extern const ide_pio_timings_t ide_pio_timings[6];
-#endif /* _IDE_MODES_H */

drivers/ide/legacy/ali14xx.c

@@ -54,8 +54,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
-
 /* port addresses for auto-detection */
 #define ALI_NUM_PORTS 4
 static int ports[ALI_NUM_PORTS] __initdata = {0x074, 0x0f4, 0x034, 0x0e4};

drivers/ide/legacy/dtc2278.c

@@ -21,8 +21,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
-
 /*
  * Changing this #undef to #define may solve start up problems in some systems.
  */

drivers/ide/legacy/ht6560b.c

@@ -53,8 +53,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
-
 /* #define DEBUG */  /* remove comments for DEBUG messages */
 
 /*

drivers/ide/legacy/qd65xx.c

@@ -42,7 +42,6 @@
 #include <asm/system.h>
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "qd65xx.h"
 
 /*

drivers/ide/legacy/umc8672.c

@@ -54,8 +54,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
-
 /*
  * Default speeds.  These can be changed with "auto-tune" and/or hdparm.
  */

drivers/ide/pci/aec62xx.c

@@ -16,7 +16,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "aec62xx.h"
 
 #if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/alim15x3.c

@@ -37,7 +37,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "alim15x3.h"
 
 /*

drivers/ide/pci/cmd640.c

@@ -115,8 +115,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
-
 /*
  * This flag is set in ide.c by the parameter:  ide0=cmd640_vlb
  */

drivers/ide/pci/cmd64x.c

@@ -25,7 +25,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "cmd64x.h"
 
 #if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/cs5520.c

@@ -51,7 +51,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "cs5520.h"
 
 #if defined(DISPLAY_CS5520_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/cs5530.c

@@ -31,7 +31,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "cs5530.h"
 
 #if defined(DISPLAY_CS5530_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/cy82c693.c

@@ -54,7 +54,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "cy82c693.h"
 
 /*
@@ -113,7 +112,7 @@ static void compute_clocks (u8 pio, pio_clocks_t *p_pclk)
 
 	/* note: we use the same values for 16bit IOR and IOW
          *	those are all the same, since I don't have other
-	 *	timings than those from ide_modes.h
+	 *	timings than those from ide-lib.c
 	 */
 
 	p_pclk->time_16r = (u8)clk1;

drivers/ide/pci/hpt34x.c

@@ -42,7 +42,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "hpt34x.h"
 
 #if defined(DISPLAY_HPT34X_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/hpt366.c

@@ -62,7 +62,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "hpt366.h"
 
 #if defined(DISPLAY_HPT366_TIMINGS) && defined(CONFIG_PROC_FS)
@@ -989,7 +988,40 @@ static void __init init_hwif_hpt366 (ide_hwif_t *hwif)
 	hwif->intrproc			= &hpt3xx_intrproc;
 	hwif->maskproc			= &hpt3xx_maskproc;
 
-	pci_read_config_byte(hwif->pci_dev, 0x5a, &ata66);
+	/*
+	 * The HPT37x uses the CBLID pins as outputs for MA15/MA16
+	 * address lines to access an external eeprom.  To read valid
+	 * cable detect state the pins must be enabled as inputs.
+	 */
+	if (hpt_minimum_revision(dev, 8) && PCI_FUNC(dev->devfn) & 1) {
+		/*
+		 * HPT374 PCI function 1
+		 * - set bit 15 of reg 0x52 to enable TCBLID as input
+		 * - set bit 15 of reg 0x56 to enable FCBLID as input
+		 */
+		u16 mcr3, mcr6;
+		pci_read_config_word(dev, 0x52, &mcr3);
+		pci_read_config_word(dev, 0x56, &mcr6);
+		pci_write_config_word(dev, 0x52, mcr3 | 0x8000);
+		pci_write_config_word(dev, 0x56, mcr6 | 0x8000);
+		/* now read cable id register */
+		pci_read_config_byte(dev, 0x5a, &ata66);
+		pci_write_config_word(dev, 0x52, mcr3);
+		pci_write_config_word(dev, 0x56, mcr6);
+	} else if (hpt_minimum_revision(dev, 3)) {
+		/*
+		 * HPT370/372 and 374 pcifn 0
+		 * - clear bit 0 of 0x5b to enable P/SCBLID as inputs
+		 */
+		u8 scr2;
+		pci_read_config_byte(dev, 0x5b, &scr2);
+		pci_write_config_byte(dev, 0x5b, scr2 & ~1);
+		/* now read cable id register */
+		pci_read_config_byte(dev, 0x5a, &ata66);
+		pci_write_config_byte(dev, 0x5b, scr2);
+	} else {
+		pci_read_config_byte(dev, 0x5a, &ata66);
+	}
 
 #ifdef DEBUG
 	printk("HPT366: reg5ah=0x%02x ATA-%s Cable Port%d\n",

drivers/ide/pci/it8172.c

@@ -42,7 +42,6 @@
 #include <asm/io.h>
 #include <asm/it8172/it8172_int.h>
 
-#include "ide_modes.h"
 #include "it8172.h"
 
 /*

drivers/ide/pci/opti621.c

@@ -104,7 +104,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "opti621.h"
 
 #define OPTI621_MAX_PIO 3

drivers/ide/pci/pdc202xx_new.c

@@ -32,7 +32,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "pdc202xx_new.h"
 
 #define PDC202_DEBUG_CABLE	0

drivers/ide/pci/pdc202xx_old.c

@@ -46,7 +46,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "pdc202xx_old.h"
 
 #define PDC202_DEBUG_CABLE	0

drivers/ide/pci/pdcadma.c

@@ -24,7 +24,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "pdcadma.h"
 
 #if defined(DISPLAY_PDCADMA_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/piix.c

@@ -103,7 +103,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "piix.h"
 
 static int no_piix_dma;

drivers/ide/pci/sc1200.c

@@ -29,7 +29,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 #include "sc1200.h"
 
 #define SC1200_REV_A	0x00

drivers/ide/pci/serverworks.c

@@ -39,7 +39,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "serverworks.h"
 
 static u8 svwks_revision = 0;

drivers/ide/pci/siimage.c

@@ -15,7 +15,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "siimage.h"
 
 #if defined(DISPLAY_SIIMAGE_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/sis5513.c

@@ -63,7 +63,6 @@
 #include <asm/irq.h>
 
 #include "ide-timing.h"
-#include "ide_modes.h"
 #include "sis5513.h"
 
 /* registers layout and init values are chipset family dependant */

drivers/ide/pci/sl82c105.c

@@ -29,7 +29,6 @@
 #include <asm/io.h>
 #include <asm/dma.h>
 
-#include "ide_modes.h"
 #include "sl82c105.h"
 
 #undef DEBUG

drivers/ide/pci/slc90e66.c

@@ -21,7 +21,6 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
 #include "slc90e66.h"
 
 #if defined(DISPLAY_SLC90E66_TIMINGS) && defined(CONFIG_PROC_FS)

drivers/ide/pci/triflex.c

@@ -41,7 +41,6 @@
 #include <linux/ide.h>
 #include <linux/init.h>
 
-#include "ide_modes.h"
 #include "triflex.h"
 
 static struct pci_dev *triflex_dev;

drivers/ide/ppc/mpc8xx.c

@@ -42,7 +42,6 @@
 #include <asm/machdep.h>
 #include <asm/irq.h>
 
-#include "ide_modes.h"
 static int identify  (volatile u8 *p);
 static void print_fixed (volatile u8 *p);
 static void print_funcid (int func);

drivers/ide/ppc/pmac.c

@@ -42,7 +42,6 @@
 #include <linux/adb.h>
 #include <linux/pmu.h>
 #endif
-#include "ide_modes.h"
 
 extern void ide_do_request(ide_hwgroup_t *hwgroup, int masked_irq);
 
@@ -942,7 +941,7 @@ pmac_ide_build_sglist(ide_drive_t *drive, struct request *rq)
 	if (hwif->sg_dma_active)
 		BUG();
 		
-	nents = blk_rq_map_sg(&drive->queue, rq, sg);
+	nents = blk_rq_map_sg(drive->queue, rq, sg);
 		
 	if (rq_data_dir(rq) == READ)
 		pmif->sg_dma_direction = PCI_DMA_FROMDEVICE;

include/linux/ide.h

@@ -1242,21 +1242,6 @@ typedef struct ide_driver_s {
 
 extern int generic_ide_ioctl(struct block_device *, unsigned, unsigned long);
 
-/*
- * IDE modules.
- */
-#define IDE_CHIPSET_MODULE		0	/* not supported yet */
-#define IDE_PROBE_MODULE		1
-
-typedef int	(ide_module_init_proc)(void);
-
-typedef struct ide_module_s {
-	int				type;
-	ide_module_init_proc		*init;
-	void				*info;
-	struct ide_module_s		*next;
-} ide_module_t;
-
 typedef struct ide_devices_s {
 	char			name[4];		/* hdX */
 	unsigned		attached	: 1;	/* native */
@@ -1274,8 +1259,7 @@ typedef struct ide_devices_s {
  */
 #ifndef _IDE_C
 extern	ide_hwif_t	ide_hwifs[];		/* master data repository */
-extern ide_module_t	*ide_chipsets;
-extern	ide_module_t	*ide_probe;
+extern int (*ide_probe)(void);
 
 extern ide_devices_t   *idedisk;
 extern ide_devices_t   *idecd;
@@ -1772,8 +1756,6 @@ extern int ide_hwif_request_regions(ide_hwif_t *hwif);
 extern void ide_hwif_release_regions(ide_hwif_t* hwif);
 extern void ide_unregister (unsigned int index);
 
-extern int export_ide_init_queue(ide_drive_t *);
-extern u8 export_probe_for_drive(ide_drive_t *);
 extern int probe_hwif_init(ide_hwif_t *);
 
 static inline void *ide_get_hwifdata (ide_hwif_t * hwif)
@@ -1794,6 +1776,24 @@ extern char *ide_xfer_verbose(u8 xfer_rate);
 extern void ide_toggle_bounce(ide_drive_t *drive, int on);
 extern int ide_set_xfer_rate(ide_drive_t *drive, u8 rate);
 
+typedef struct ide_pio_timings_s {
+	int	setup_time;	/* Address setup (ns) minimum */
+	int	active_time;	/* Active pulse (ns) minimum */
+	int	cycle_time;	/* Cycle time (ns) minimum = (setup + active + recovery) */
+} ide_pio_timings_t;
+
+typedef struct ide_pio_data_s {
+	u8 pio_mode;
+	u8 use_iordy;
+	u8 overridden;
+	u8 blacklisted;
+	unsigned int cycle_time;
+} ide_pio_data_t;
+
+extern u8 ide_get_best_pio_mode (ide_drive_t *drive, u8 mode_wanted, u8 max_mode, ide_pio_data_t *d);
+extern const ide_pio_timings_t ide_pio_timings[6];
+
+
 extern spinlock_t ide_lock;
 extern struct semaphore ide_cfg_sem;
 /*

ipc/msg.c

@@ -707,7 +707,7 @@ asmlinkage long sys_msgsnd (int msqid, struct msgbuf *msgp, size_t msgsz, int ms
 		goto retry;
 	}
 
-	msq->q_lspid = current->pid;
+	msq->q_lspid = current->tgid;
 	msq->q_stime = get_seconds();
 
 	if(!pipelined_send(msq,msg)) {
@@ -801,7 +801,7 @@ asmlinkage long sys_msgrcv (int msqid, struct msgbuf *msgp, size_t msgsz,
 		list_del(&msg->m_list);
 		msq->q_qnum--;
 		msq->q_rtime = get_seconds();
-		msq->q_lrpid = current->pid;
+		msq->q_lrpid = current->tgid;
 		msq->q_cbytes -= msg->m_ts;
 		atomic_sub(msg->m_ts,&msg_bytes);
 		atomic_dec(&msg_hdrs);

ipc/sem.c

@@ -664,7 +664,7 @@ static int semctl_main(int semid, int semnum, int cmd, int version, union semun
 		for (un = sma->undo; un; un = un->id_next)
 			un->semadj[semnum] = 0;
 		curr->semval = val;
-		curr->sempid = current->pid;
+		curr->sempid = current->tgid;
 		sma->sem_ctime = get_seconds();
 		/* maybe some queued-up processes were waiting for this */
 		update_queue(sma);
@@ -1052,7 +1052,7 @@ asmlinkage long sys_semtimedop(int semid, struct sembuf __user *tsops,
 	if (error)
 		goto out_unlock_free;
 
-	error = try_atomic_semop (sma, sops, nsops, un, current->pid);
+	error = try_atomic_semop (sma, sops, nsops, un, current->tgid);
 	if (error <= 0)
 		goto update;
 
@@ -1064,7 +1064,7 @@ asmlinkage long sys_semtimedop(int semid, struct sembuf __user *tsops,
 	queue.sops = sops;
 	queue.nsops = nsops;
 	queue.undo = un;
-	queue.pid = current->pid;
+	queue.pid = current->tgid;
 	queue.id = semid;
 	if (alter)
 		append_to_queue(sma ,&queue);
@@ -1206,7 +1206,7 @@ void exit_sem(struct task_struct *tsk)
 				sem->semval += u->semadj[i];
 				if (sem->semval < 0)
 					sem->semval = 0; /* shouldn't happen */
-				sem->sempid = current->pid;
+				sem->sempid = current->tgid;
 			}
 		}
 		sma->sem_otime = get_seconds();

ipc/shm.c

@@ -89,7 +89,7 @@ static inline void shm_inc (int id) {
 	if(!(shp = shm_lock(id)))
 		BUG();
 	shp->shm_atim = get_seconds();
-	shp->shm_lprid = current->pid;
+	shp->shm_lprid = current->tgid;
 	shp->shm_nattch++;
 	shm_unlock(shp);
 }
@@ -136,7 +136,7 @@ static void shm_close (struct vm_area_struct *shmd)
 	/* remove from the list of attaches of the shm segment */
 	if(!(shp = shm_lock(id)))
 		BUG();
-	shp->shm_lprid = current->pid;
+	shp->shm_lprid = current->tgid;
 	shp->shm_dtim = get_seconds();
 	shp->shm_nattch--;
 	if(shp->shm_nattch == 0 &&
@@ -209,7 +209,7 @@ static int newseg (key_t key, int shmflg, size_t size)
 	if(id == -1) 
 		goto no_id;
 
-	shp->shm_cprid = current->pid;
+	shp->shm_cprid = current->tgid;
 	shp->shm_lprid = 0;
 	shp->shm_atim = shp->shm_dtim = 0;
 	shp->shm_ctim = get_seconds();