Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git

Signed-off-by: Steve French <sfrench@us.ibm.com>

arch/arm/kernel/time.c

@@ -422,12 +422,14 @@ static int timer_dyn_tick_disable(void)
 void timer_dyn_reprogram(void)
 {
 	struct dyn_tick_timer *dyn_tick = system_timer->dyn_tick;
+	unsigned long next, seq;
 
-	if (dyn_tick) {
-		write_seqlock(&xtime_lock);
-		if (dyn_tick->state & DYN_TICK_ENABLED)
+	if (dyn_tick && (dyn_tick->state & DYN_TICK_ENABLED)) {
+		next = next_timer_interrupt();
+		do {
+			seq = read_seqbegin(&xtime_lock);
 			dyn_tick->reprogram(next_timer_interrupt() - jiffies);
-		write_sequnlock(&xtime_lock);
+		} while (read_seqretry(&xtime_lock, seq));
 	}
 }
 

arch/h8300/kernel/process.c

@@ -45,6 +45,9 @@
 #include <asm/setup.h>
 #include <asm/pgtable.h>
 
+void (*pm_power_off)(void) = NULL;
+EXPORT_SYMBOL(pm_power_off);
+
 asmlinkage void ret_from_fork(void);
 
 /*

arch/i386/kernel/efi.c

@@ -70,10 +70,13 @@ static void efi_call_phys_prelog(void)
 {
 	unsigned long cr4;
 	unsigned long temp;
+	struct Xgt_desc_struct *cpu_gdt_descr;
 
 	spin_lock(&efi_rt_lock);
 	local_irq_save(efi_rt_eflags);
 
+	cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0);
+
 	/*
 	 * If I don't have PSE, I should just duplicate two entries in page
 	 * directory. If I have PSE, I just need to duplicate one entry in
@@ -103,18 +106,17 @@ static void efi_call_phys_prelog(void)
 	 */
 	local_flush_tlb();
 
-	per_cpu(cpu_gdt_descr, 0).address =
-				 __pa(per_cpu(cpu_gdt_descr, 0).address);
-	load_gdt((struct Xgt_desc_struct *)__pa(&per_cpu(cpu_gdt_descr, 0)));
+	cpu_gdt_descr->address = __pa(cpu_gdt_descr->address);
+	load_gdt(cpu_gdt_descr);
 }
 
 static void efi_call_phys_epilog(void)
 {
 	unsigned long cr4;
+	struct Xgt_desc_struct *cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0);
 
-	per_cpu(cpu_gdt_descr, 0).address =
-			(unsigned long)__va(per_cpu(cpu_gdt_descr, 0).address);
-	load_gdt((struct Xgt_desc_struct *)__va(&per_cpu(cpu_gdt_descr, 0)));
+	cpu_gdt_descr->address = __va(cpu_gdt_descr->address);
+	load_gdt(cpu_gdt_descr);
 
 	cr4 = read_cr4();
 

arch/i386/kernel/time.c

@@ -412,9 +412,9 @@ static int timer_resume(struct sys_device *dev)
 	write_seqlock_irqsave(&xtime_lock, flags);
 	xtime.tv_sec = sec;
 	xtime.tv_nsec = 0;
-	write_sequnlock_irqrestore(&xtime_lock, flags);
-	jiffies += sleep_length;
+	jiffies_64 += sleep_length;
 	wall_jiffies += sleep_length;
+	write_sequnlock_irqrestore(&xtime_lock, flags);
 	if (last_timer->resume)
 		last_timer->resume();
 	cur_timer = last_timer;

arch/powerpc/kernel/head_64.S

@@ -1537,6 +1537,9 @@ _STATIC(__boot_from_prom)
 	mr	r28,r6
 	mr	r27,r7
 
+	/* Align the stack to 16-byte boundary for broken yaboot */
+	rldicr	r1,r1,0,59
+
 	/* Make sure we are running in 64 bits mode */
 	bl	.enable_64b_mode
 

arch/sparc64/kernel/sys32.S

@@ -318,7 +318,7 @@ do_sys_recvmsg: /* compat_sys_recvmsg(int, struct compat_msghdr *, unsigned int)
 	nop
 	nop
 
-	.section	__ex_table
+	.section	__ex_table,"a"
 	.align		4
 	.word		1b, __retl_efault, 2b, __retl_efault
 	.word		3b, __retl_efault, 4b, __retl_efault

arch/sparc64/kernel/una_asm.S

@@ -47,7 +47,7 @@ __do_int_store:
 	 mov	0, %o0
 	.size	__do_int_store, .-__do_int_store
 
-	.section	__ex_table
+	.section	__ex_table,"a"
 	.word		4b, __retl_efault
 	.word		5b, __retl_efault
 	.word		6b, __retl_efault
@@ -129,7 +129,7 @@ do_int_load:
 	 mov	0, %o0
 	.size	__do_int_load, .-__do_int_load
 
-	.section	__ex_table
+	.section	__ex_table,"a"
 	.word		4b, __retl_efault
 	.word		5b, __retl_efault
 	.word		6b, __retl_efault

arch/sparc64/lib/U1copy_from_user.S

@@ -9,7 +9,7 @@
 	.align 4;		\
 99:	retl;			\
 	 mov	1, %o0;		\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/U1copy_to_user.S

@@ -9,7 +9,7 @@
 	.align 4;		\
 99:	retl;			\
 	 mov	1, %o0;		\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/U3copy_from_user.S

@@ -9,7 +9,7 @@
 	.align 4;		\
 99:	retl;			\
 	 mov	1, %o0;		\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/U3copy_to_user.S

@@ -9,7 +9,7 @@
 	.align 4;		\
 99:	retl;			\
 	 mov	1, %o0;		\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/bzero.S

@@ -92,7 +92,7 @@ __bzero_done:
 	.align 4;		\
 99:	retl;			\
 	 mov	%o1, %o0;	\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/copy_in_user.S

@@ -13,7 +13,7 @@
 	.align 4;		\
 99:	retl;			\
 	 mov 1, %o0;		\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/csum_copy_from_user.S

@@ -9,7 +9,7 @@
 	.align 4;		\
 99:	retl;			\
 	 mov	-1, %o0;	\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/csum_copy_to_user.S

@@ -9,7 +9,7 @@
 	.align 4;		\
 99:	retl;			\
 	 mov	-1, %o0;	\
-	.section __ex_table;	\
+	.section __ex_table,"a";\
 	.align 4;		\
 	.word 98b, 99b;		\
 	.text;			\

arch/sparc64/lib/strlen_user.S

@@ -85,7 +85,7 @@ __strnlen_user:
         retl
          clr    %o0
 
-	.section __ex_table,#alloc
+	.section __ex_table,"a"
 	.align	4
 
 	.word	10b, 30b

arch/sparc64/lib/strncpy_from_user.S

@@ -125,7 +125,7 @@ __strncpy_from_user:
 	 add	%o2, %o3, %o0
 	.size	__strncpy_from_user, .-__strncpy_from_user
 
-	.section __ex_table,#alloc
+	.section __ex_table,"a"
 	.align	4
 	.word	60b, __retl_efault
 	.word	61b, __retl_efault

arch/sparc64/solaris/entry64.S

@@ -217,7 +217,7 @@ solaris_unimplemented:
 	ba,pt		%xcc, ret_from_solaris
 	 nop
 
-	.section	__ex_table,#alloc
+	.section	__ex_table,"a"
 	.align		4
 	.word		exen, exenf
 

arch/v850/kernel/process.c

@@ -30,6 +30,9 @@
 #include <asm/system.h>
 #include <asm/pgtable.h>
 
+void (*pm_power_off)(void) = NULL;
+EXPORT_SYMBOL(pm_power_off);
+
 extern void ret_from_fork (void);
 
 

arch/xtensa/kernel/process.c

@@ -64,6 +64,9 @@ EXPORT_SYMBOL(init_task);
 
 struct task_struct *current_set[NR_CPUS] = {&init_task, };
 
+void (*pm_power_off)(void) = NULL;
+EXPORT_SYMBOL(pm_power_off);
+
 
 #if XCHAL_CP_NUM > 0
 

drivers/atm/fore200e.c

@@ -555,7 +555,7 @@ fore200e_pca_reset(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_pca_map(struct fore200e* fore200e)
 {
     DPRINTK(2, "device %s being mapped in memory\n", fore200e->name);
@@ -589,7 +589,7 @@ fore200e_pca_unmap(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_pca_configure(struct fore200e* fore200e)
 {
     struct pci_dev* pci_dev = (struct pci_dev*)fore200e->bus_dev;
@@ -2125,7 +2125,7 @@ fore200e_change_qos(struct atm_vcc* vcc,struct atm_qos* qos, int flags)
 }
     
 
-static int __init
+static int __devinit
 fore200e_irq_request(struct fore200e* fore200e)
 {
     if (request_irq(fore200e->irq, fore200e_interrupt, SA_SHIRQ, fore200e->name, fore200e->atm_dev) < 0) {
@@ -2148,7 +2148,7 @@ fore200e_irq_request(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_get_esi(struct fore200e* fore200e)
 {
     struct prom_data* prom = fore200e_kmalloc(sizeof(struct prom_data), GFP_KERNEL | GFP_DMA);
@@ -2180,7 +2180,7 @@ fore200e_get_esi(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_alloc_rx_buf(struct fore200e* fore200e)
 {
     int scheme, magn, nbr, size, i;
@@ -2245,7 +2245,7 @@ fore200e_alloc_rx_buf(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_init_bs_queue(struct fore200e* fore200e)
 {
     int scheme, magn, i;
@@ -2308,7 +2308,7 @@ fore200e_init_bs_queue(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_init_rx_queue(struct fore200e* fore200e)
 {
     struct host_rxq*     rxq =  &fore200e->host_rxq;
@@ -2368,7 +2368,7 @@ fore200e_init_rx_queue(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_init_tx_queue(struct fore200e* fore200e)
 {
     struct host_txq*     txq =  &fore200e->host_txq;
@@ -2431,7 +2431,7 @@ fore200e_init_tx_queue(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_init_cmd_queue(struct fore200e* fore200e)
 {
     struct host_cmdq*     cmdq =  &fore200e->host_cmdq;
@@ -2487,7 +2487,7 @@ fore200e_param_bs_queue(struct fore200e* fore200e,
 }
 
 
-static int __init
+static int __devinit
 fore200e_initialize(struct fore200e* fore200e)
 {
     struct cp_queues __iomem * cpq;
@@ -2539,7 +2539,7 @@ fore200e_initialize(struct fore200e* fore200e)
 }
 
 
-static void __init
+static void __devinit
 fore200e_monitor_putc(struct fore200e* fore200e, char c)
 {
     struct cp_monitor __iomem * monitor = fore200e->cp_monitor;
@@ -2551,7 +2551,7 @@ fore200e_monitor_putc(struct fore200e* fore200e, char c)
 }
 
 
-static int __init
+static int __devinit
 fore200e_monitor_getc(struct fore200e* fore200e)
 {
     struct cp_monitor __iomem * monitor = fore200e->cp_monitor;
@@ -2576,7 +2576,7 @@ fore200e_monitor_getc(struct fore200e* fore200e)
 }
 
 
-static void __init
+static void __devinit
 fore200e_monitor_puts(struct fore200e* fore200e, char* str)
 {
     while (*str) {
@@ -2591,7 +2591,7 @@ fore200e_monitor_puts(struct fore200e* fore200e, char* str)
 }
 
 
-static int __init
+static int __devinit
 fore200e_start_fw(struct fore200e* fore200e)
 {
     int               ok;
@@ -2622,7 +2622,7 @@ fore200e_start_fw(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_load_fw(struct fore200e* fore200e)
 {
     u32* fw_data = (u32*) fore200e->bus->fw_data;
@@ -2648,7 +2648,7 @@ fore200e_load_fw(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_register(struct fore200e* fore200e)
 {
     struct atm_dev* atm_dev;
@@ -2675,7 +2675,7 @@ fore200e_register(struct fore200e* fore200e)
 }
 
 
-static int __init
+static int __devinit
 fore200e_init(struct fore200e* fore200e)
 {
     if (fore200e_register(fore200e) < 0)
@@ -2721,7 +2721,7 @@ fore200e_init(struct fore200e* fore200e)
 	return -EBUSY;
 
     fore200e_supply(fore200e);
-    
+
     /* all done, board initialization is now complete */
     fore200e->state = FORE200E_STATE_COMPLETE;
     return 0;

drivers/char/hw_random.c

@@ -131,7 +131,9 @@ enum {
 	rng_hw_none,
 	rng_hw_intel,
 	rng_hw_amd,
+#ifdef __i386__
 	rng_hw_via,
+#endif
 	rng_hw_geode,
 };
 

drivers/infiniband/ulp/srp/ib_srp.c

@@ -1155,6 +1155,12 @@ static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func)
 
 	spin_lock_irq(target->scsi_host->host_lock);
 
+	if (target->state == SRP_TARGET_DEAD ||
+	    target->state == SRP_TARGET_REMOVED) {
+		scmnd->result = DID_BAD_TARGET << 16;
+		goto out;
+	}
+
 	if (scmnd->host_scribble == (void *) -1L)
 		goto out;
 

drivers/isdn/hisax/config.c

@@ -1929,6 +1929,8 @@ static struct pci_device_id hisax_pci_tbl[] __initdata = {
 	{PCI_VENDOR_ID_CCD,      PCI_DEVICE_ID_CCD_B00B,         PCI_ANY_ID, PCI_ANY_ID},
 	{PCI_VENDOR_ID_CCD,      PCI_DEVICE_ID_CCD_B00C,         PCI_ANY_ID, PCI_ANY_ID},
 	{PCI_VENDOR_ID_CCD,      PCI_DEVICE_ID_CCD_B100,         PCI_ANY_ID, PCI_ANY_ID},
+	{PCI_VENDOR_ID_CCD,      PCI_DEVICE_ID_CCD_B700,         PCI_ANY_ID, PCI_ANY_ID},
+	{PCI_VENDOR_ID_CCD,      PCI_DEVICE_ID_CCD_B701,         PCI_ANY_ID, PCI_ANY_ID},
 	{PCI_VENDOR_ID_ABOCOM,   PCI_DEVICE_ID_ABOCOM_2BD1,      PCI_ANY_ID, PCI_ANY_ID},
 	{PCI_VENDOR_ID_ASUSTEK,  PCI_DEVICE_ID_ASUSTEK_0675,     PCI_ANY_ID, PCI_ANY_ID},
 	{PCI_VENDOR_ID_BERKOM,   PCI_DEVICE_ID_BERKOM_T_CONCEPT, PCI_ANY_ID, PCI_ANY_ID},

drivers/isdn/hisax/hfc_pci.c

@@ -51,6 +51,8 @@ static const PCI_ENTRY id_list[] =
 	{PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B00B, "Billion", "B00B"},
 	{PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B00C, "Billion", "B00C"},
 	{PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B100, "Seyeon", "B100"},
+	{PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B700, "Primux II S0", "B700"},
+	{PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B701, "Primux II S0 NT", "B701"},
 	{PCI_VENDOR_ID_ABOCOM, PCI_DEVICE_ID_ABOCOM_2BD1, "Abocom/Magitek", "2BD1"},
 	{PCI_VENDOR_ID_ASUSTEK, PCI_DEVICE_ID_ASUSTEK_0675, "Asuscom/Askey", "675"},
 	{PCI_VENDOR_ID_BERKOM, PCI_DEVICE_ID_BERKOM_T_CONCEPT, "German telekom", "T-Concept"},

drivers/isdn/hisax/hfc_usb.c

@@ -1,7 +1,7 @@
 /*
  * hfc_usb.c
  *
- * $Id: hfc_usb.c,v 4.36 2005/04/08 09:55:13 martinb1 Exp $
+ * $Id: hfc_usb.c,v 2.3.2.13 2006/02/17 17:17:22 mbachem Exp $
  *
  * modular HiSax ISDN driver for Colognechip HFC-S USB chip
  *
@@ -45,7 +45,7 @@
 #include "hfc_usb.h"
 
 static const char *hfcusb_revision =
-    "$Revision: 4.36 $ $Date: 2005/04/08 09:55:13 $ ";
+    "$Revision: 2.3.2.13 $ $Date: 2006/02/17 17:17:22 $ ";
 
 /* Hisax debug support
 * use "modprobe debug=x" where x is bitfield of USB_DBG & ISDN_DBG
@@ -219,7 +219,7 @@ symbolic(struct hfcusb_symbolic_list list[], const int num)
 	for (i = 0; list[i].name != NULL; i++)
 		if (list[i].num == num)
 			return (list[i].name);
-	return "<unkown ERROR>";
+	return "<unknown ERROR>";
 }
 
 
@@ -235,9 +235,9 @@ ctrl_start_transfer(hfcusb_data * hfc)
 		hfc->ctrl_urb->transfer_buffer = NULL;
 		hfc->ctrl_urb->transfer_buffer_length = 0;
 		hfc->ctrl_write.wIndex =
-		    hfc->ctrl_buff[hfc->ctrl_out_idx].hfc_reg;
+		    cpu_to_le16(hfc->ctrl_buff[hfc->ctrl_out_idx].hfc_reg);
 		hfc->ctrl_write.wValue =
-		    hfc->ctrl_buff[hfc->ctrl_out_idx].reg_val;
+		    cpu_to_le16(hfc->ctrl_buff[hfc->ctrl_out_idx].reg_val);
 
 		usb_submit_urb(hfc->ctrl_urb, GFP_ATOMIC);	/* start transfer */
 	}
@@ -1282,7 +1282,7 @@ usb_init(hfcusb_data * hfc)
 	/* init the background machinery for control requests */
 	hfc->ctrl_read.bRequestType = 0xc0;
 	hfc->ctrl_read.bRequest = 1;
-	hfc->ctrl_read.wLength = 1;
+	hfc->ctrl_read.wLength = cpu_to_le16(1);
 	hfc->ctrl_write.bRequestType = 0x40;
 	hfc->ctrl_write.bRequest = 0;
 	hfc->ctrl_write.wLength = 0;
@@ -1373,9 +1373,8 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 
 	vend_idx = 0xffff;
 	for (i = 0; hfcusb_idtab[i].idVendor; i++) {
-		if (dev->descriptor.idVendor == hfcusb_idtab[i].idVendor
-		    && dev->descriptor.idProduct ==
-		    hfcusb_idtab[i].idProduct) {
+		if ((le16_to_cpu(dev->descriptor.idVendor) == hfcusb_idtab[i].idVendor)
+		    && (le16_to_cpu(dev->descriptor.idProduct) == hfcusb_idtab[i].idProduct)) {
 			vend_idx = i;
 			continue;
 		}
@@ -1516,8 +1515,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 							    usb_transfer_mode
 							    = USB_INT;
 							packet_size =
-							    ep->desc.
-							    wMaxPacketSize;
+							    le16_to_cpu(ep->desc.wMaxPacketSize);
 							break;
 						case USB_ENDPOINT_XFER_BULK:
 							if (ep_addr & 0x80)
@@ -1545,8 +1543,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 							    usb_transfer_mode
 							    = USB_BULK;
 							packet_size =
-							    ep->desc.
-							    wMaxPacketSize;
+							    le16_to_cpu(ep->desc.wMaxPacketSize);
 							break;
 						case USB_ENDPOINT_XFER_ISOC:
 							if (ep_addr & 0x80)
@@ -1574,8 +1571,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 							    usb_transfer_mode
 							    = USB_ISOC;
 							iso_packet_size =
-							    ep->desc.
-							    wMaxPacketSize;
+							    le16_to_cpu(ep->desc.wMaxPacketSize);
 							break;
 						default:
 							context->
@@ -1588,10 +1584,8 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 						    fifonum = cidx;
 						context->fifos[cidx].hfc =
 						    context;
-						context->fifos[cidx].
-						    usb_packet_maxlen =
-						    ep->desc.
-						    wMaxPacketSize;
+						context->fifos[cidx].usb_packet_maxlen =
+						    le16_to_cpu(ep->desc.wMaxPacketSize);
 						context->fifos[cidx].
 						    intervall =
 						    ep->desc.bInterval;

drivers/isdn/i4l/isdn_tty.c

@@ -1682,6 +1682,7 @@ isdn_tty_close(struct tty_struct *tty, struct file *filp)
 #ifdef ISDN_DEBUG_MODEM_OPEN
 		printk(KERN_DEBUG "isdn_tty_close after info->count != 0\n");
 #endif
+		module_put(info->owner);
 		return;
 	}
 	info->flags |= ISDN_ASYNC_CLOSING;

drivers/macintosh/windfarm_pid.c

@@ -143,3 +143,7 @@ s32 wf_cpu_pid_run(struct wf_cpu_pid_state *st, s32 new_power, s32 new_temp)
 	return st->target;
 }
 EXPORT_SYMBOL_GPL(wf_cpu_pid_run);
+
+MODULE_AUTHOR("Benjamin Herrenschmidt <benh@kernel.crashing.org>");
+MODULE_DESCRIPTION("PID algorithm for PowerMacs thermal control");
+MODULE_LICENSE("GPL");

drivers/mmc/au1xmmc.c

@@ -37,7 +37,7 @@
 #include <linux/config.h>
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
 #include <linux/mm.h>
 #include <linux/interrupt.h>
 #include <linux/dma-mapping.h>
@@ -194,7 +194,7 @@ static int au1xmmc_send_command(struct au1xmmc_host *host, int wait,
 
 	u32 mmccmd = (cmd->opcode << SD_CMD_CI_SHIFT);
 
-	switch (mmc_rsp_type(cmd->flags)) {
+	switch (mmc_resp_type(cmd)) {
 	case MMC_RSP_R1:
 		mmccmd |= SD_CMD_RT_1;
 		break;
@@ -740,7 +740,6 @@ static void au1xmmc_set_ios(struct mmc_host* mmc, struct mmc_ios* ios)
 static void au1xmmc_dma_callback(int irq, void *dev_id, struct pt_regs *regs)
 {
 	struct au1xmmc_host *host = (struct au1xmmc_host *) dev_id;
-	u32 status;
 
 	/* Avoid spurious interrupts */
 
@@ -887,7 +886,7 @@ struct mmc_host_ops au1xmmc_ops = {
 	.set_ios	= au1xmmc_set_ios,
 };
 
-static int au1xmmc_probe(struct device *dev)
+static int __devinit au1xmmc_probe(struct platform_device *pdev)
 {
 
 	int i, ret = 0;
@@ -904,7 +903,7 @@ static int au1xmmc_probe(struct device *dev)
 	disable_irq(AU1100_SD_IRQ);
 
 	for(i = 0; i < AU1XMMC_CONTROLLER_COUNT; i++) {
-		struct mmc_host *mmc = mmc_alloc_host(sizeof(struct au1xmmc_host), dev);
+		struct mmc_host *mmc = mmc_alloc_host(sizeof(struct au1xmmc_host), &pdev->dev);
 		struct au1xmmc_host *host = 0;
 
 		if (!mmc) {
@@ -967,7 +966,7 @@ static int au1xmmc_probe(struct device *dev)
 	return 0;
 }
 
-static int au1xmmc_remove(struct device *dev)
+static int __devexit au1xmmc_remove(struct platform_device *pdev)
 {
 
 	int i;
@@ -997,23 +996,24 @@ static int au1xmmc_remove(struct device *dev)
 	return 0;
 }
 
-static struct device_driver au1xmmc_driver = {
-	.name          = DRIVER_NAME,
-	.bus           = &platform_bus_type,
+static struct platform_driver au1xmmc_driver = {
 	.probe         = au1xmmc_probe,
 	.remove        = au1xmmc_remove,
 	.suspend       = NULL,
-	.resume        = NULL
+	.resume        = NULL,
+	.driver        = {
+		.name  = DRIVER_NAME,
+	},
 };
 
 static int __init au1xmmc_init(void)
 {
-	return driver_register(&au1xmmc_driver);
+	return platform_driver_register(&au1xmmc_driver);
 }
 
 static void __exit au1xmmc_exit(void)
 {
-	driver_unregister(&au1xmmc_driver);
+	platform_driver_unregister(&au1xmmc_driver);
 }
 
 module_init(au1xmmc_init);

drivers/net/chelsio/espi.c

@@ -296,9 +296,7 @@ void t1_espi_destroy(struct peespi *espi)
 
 struct peespi *t1_espi_create(adapter_t *adapter)
 {
-	struct peespi *espi = kmalloc(sizeof(*espi), GFP_KERNEL);
-
-	memset(espi, 0, sizeof(*espi));
+	struct peespi *espi = kzalloc(sizeof(*espi), GFP_KERNEL);
 
 	if (espi)
 		espi->adapter = adapter;

drivers/net/s2io.c

@@ -4092,6 +4092,7 @@ static void s2io_set_multicast(struct net_device *dev)
 		     i++, mclist = mclist->next) {
 			memcpy(sp->usr_addrs[i].addr, mclist->dmi_addr,
 			       ETH_ALEN);
+			mac_addr = 0;
 			for (j = 0; j < ETH_ALEN; j++) {
 				mac_addr |= mclist->dmi_addr[j];
 				mac_addr <<= 8;

drivers/net/tg3.c

@@ -3532,9 +3532,23 @@ static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
 		(base + len + 8 < base));
 }
 
+/* Test for DMA addresses > 40-bit */
+static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping,
+					  int len)
+{
+#if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64)
+	if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
+		return (((u64) mapping + len) > DMA_40BIT_MASK);
+	return 0;
+#else
+	return 0;
+#endif
+}
+
 static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
 
-static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
+/* Workaround 4GB and 40-bit hardware DMA bugs. */
+static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
 				       u32 last_plus_one, u32 *start,
 				       u32 base_flags, u32 mss)
 {
@@ -3742,6 +3756,9 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 			if (tg3_4g_overflow_test(mapping, len))
 				would_hit_hwbug = 1;
 
+			if (tg3_40bit_overflow_test(tp, mapping, len))
+				would_hit_hwbug = 1;
+
 			if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
 				tg3_set_txd(tp, entry, mapping, len,
 					    base_flags, (i == last)|(mss << 1));
@@ -3763,7 +3780,7 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		/* If the workaround fails due to memory/mapping
 		 * failure, silently drop this packet.
 		 */
-		if (tigon3_4gb_hwbug_workaround(tp, skb, last_plus_one,
+		if (tigon3_dma_hwbug_workaround(tp, skb, last_plus_one,
 						&start, base_flags, mss))
 			goto out_unlock;
 
@@ -10608,8 +10625,9 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 	unsigned long tg3reg_base, tg3reg_len;
 	struct net_device *dev;
 	struct tg3 *tp;
-	int i, err, pci_using_dac, pm_cap;
+	int i, err, pm_cap;
 	char str[40];
+	u64 dma_mask, persist_dma_mask;
 
 	if (tg3_version_printed++ == 0)
 		printk(KERN_INFO "%s", version);
@@ -10646,26 +10664,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 		goto err_out_free_res;
 	}
 
-	/* Configure DMA attributes. */
-	err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
-	if (!err) {
-		pci_using_dac = 1;
-		err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
-		if (err < 0) {
-			printk(KERN_ERR PFX "Unable to obtain 64 bit DMA "
-			       "for consistent allocations\n");
-			goto err_out_free_res;
-		}
-	} else {
-		err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
-		if (err) {
-			printk(KERN_ERR PFX "No usable DMA configuration, "
-			       "aborting.\n");
-			goto err_out_free_res;
-		}
-		pci_using_dac = 0;
-	}
-
 	tg3reg_base = pci_resource_start(pdev, 0);
 	tg3reg_len = pci_resource_len(pdev, 0);
 
@@ -10679,8 +10677,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 	SET_MODULE_OWNER(dev);
 	SET_NETDEV_DEV(dev, &pdev->dev);
 
-	if (pci_using_dac)
-		dev->features |= NETIF_F_HIGHDMA;
 	dev->features |= NETIF_F_LLTX;
 #if TG3_VLAN_TAG_USED
 	dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
@@ -10765,6 +10761,44 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 		goto err_out_iounmap;
 	}
 
+	/* 5714, 5715 and 5780 cannot support DMA addresses > 40-bit.
+	 * On 64-bit systems with IOMMU, use 40-bit dma_mask.
+	 * On 64-bit systems without IOMMU, use 64-bit dma_mask and
+	 * do DMA address check in tg3_start_xmit().
+	 */
+	if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
+		persist_dma_mask = dma_mask = DMA_40BIT_MASK;
+#ifdef CONFIG_HIGHMEM
+		dma_mask = DMA_64BIT_MASK;
+#endif
+	} else if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
+		persist_dma_mask = dma_mask = DMA_32BIT_MASK;
+	else
+		persist_dma_mask = dma_mask = DMA_64BIT_MASK;
+
+	/* Configure DMA attributes. */
+	if (dma_mask > DMA_32BIT_MASK) {
+		err = pci_set_dma_mask(pdev, dma_mask);
+		if (!err) {
+			dev->features |= NETIF_F_HIGHDMA;
+			err = pci_set_consistent_dma_mask(pdev,
+							  persist_dma_mask);
+			if (err < 0) {
+				printk(KERN_ERR PFX "Unable to obtain 64 bit "
+				       "DMA for consistent allocations\n");
+				goto err_out_iounmap;
+			}
+		}
+	}
+	if (err || dma_mask == DMA_32BIT_MASK) {
+		err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+		if (err) {
+			printk(KERN_ERR PFX "No usable DMA configuration, "
+			       "aborting.\n");
+			goto err_out_iounmap;
+		}
+	}
+
 	tg3_init_bufmgr_config(tp);
 
 #if TG3_TSO_SUPPORT != 0
@@ -10833,9 +10867,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 	} else
 		tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
 
-	if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
-		dev->features &= ~NETIF_F_HIGHDMA;
-
 	/* flow control autonegotiation is default behavior */
 	tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
 

drivers/s390/cio/chsc.c

@@ -1115,6 +1115,9 @@ chsc_enable_facility(int operation_code)
 		goto out;
 	}
 	switch (sda_area->response.code) {
+	case 0x0001: /* everything ok */
+		ret = 0;
+		break;
 	case 0x0003: /* invalid request block */
 	case 0x0007:
 		ret = -EINVAL;
@@ -1123,6 +1126,8 @@ chsc_enable_facility(int operation_code)
 	case 0x0101: /* facility not provided */
 		ret = -EOPNOTSUPP;
 		break;
+	default: /* something went wrong */
+		ret = -EIO;
 	}
  out:
 	free_page((unsigned long)sda_area);

drivers/scsi/sr_ioctl.c

@@ -192,7 +192,7 @@ int sr_do_ioctl(Scsi_CD *cd, struct packet_command *cgc)
 	SDev = cd->device;
 
 	if (!sense) {
-		sense = kmalloc(sizeof(*sense), GFP_KERNEL);
+		sense = kmalloc(SCSI_SENSE_BUFFERSIZE, GFP_KERNEL);
 		if (!sense) {
 			err = -ENOMEM;
 			goto out;

drivers/usb/serial/usb-serial.c

@@ -242,8 +242,10 @@ static void serial_close(struct tty_struct *tty, struct file * filp)
 
 	down(&port->sem);
 
-	if (port->open_count == 0)
-		goto out;
+	if (port->open_count == 0) {
+		up(&port->sem);
+		return;
+	}
 
 	--port->open_count;
 	if (port->open_count == 0) {
@@ -260,10 +262,8 @@ static void serial_close(struct tty_struct *tty, struct file * filp)
 		module_put(port->serial->type->driver.owner);
 	}
 
-	kref_put(&port->serial->kref, destroy_serial);
-
-out:
 	up(&port->sem);
+	kref_put(&port->serial->kref, destroy_serial);
 }
 
 static int serial_write (struct tty_struct * tty, const unsigned char *buf, int count)

fs/cramfs/inode.c

@@ -36,7 +36,7 @@ static DECLARE_MUTEX(read_mutex);
 
 /* These two macros may change in future, to provide better st_ino
    semantics. */
-#define CRAMINO(x)	((x)->offset?(x)->offset<<2:1)
+#define CRAMINO(x)	(((x)->offset && (x)->size)?(x)->offset<<2:1)
 #define OFFSET(x)	((x)->i_ino)
 
 
@@ -66,8 +66,36 @@ static int cramfs_iget5_test(struct inode *inode, void *opaque)
 
 static int cramfs_iget5_set(struct inode *inode, void *opaque)
 {
+	static struct timespec zerotime;
 	struct cramfs_inode *cramfs_inode = opaque;
+	inode->i_mode = cramfs_inode->mode;
+	inode->i_uid = cramfs_inode->uid;
+	inode->i_size = cramfs_inode->size;
+	inode->i_blocks = (cramfs_inode->size - 1) / 512 + 1;
+	inode->i_blksize = PAGE_CACHE_SIZE;
+	inode->i_gid = cramfs_inode->gid;
+	/* Struct copy intentional */
+	inode->i_mtime = inode->i_atime = inode->i_ctime = zerotime;
 	inode->i_ino = CRAMINO(cramfs_inode);
+	/* inode->i_nlink is left 1 - arguably wrong for directories,
+	   but it's the best we can do without reading the directory
+           contents.  1 yields the right result in GNU find, even
+	   without -noleaf option. */
+	if (S_ISREG(inode->i_mode)) {
+		inode->i_fop = &generic_ro_fops;
+		inode->i_data.a_ops = &cramfs_aops;
+	} else if (S_ISDIR(inode->i_mode)) {
+		inode->i_op = &cramfs_dir_inode_operations;
+		inode->i_fop = &cramfs_directory_operations;
+	} else if (S_ISLNK(inode->i_mode)) {
+		inode->i_op = &page_symlink_inode_operations;
+		inode->i_data.a_ops = &cramfs_aops;
+	} else {
+		inode->i_size = 0;
+		inode->i_blocks = 0;
+		init_special_inode(inode, inode->i_mode,
+			old_decode_dev(cramfs_inode->size));
+	}
 	return 0;
 }
 
@@ -77,37 +105,7 @@ static struct inode *get_cramfs_inode(struct super_block *sb,
 	struct inode *inode = iget5_locked(sb, CRAMINO(cramfs_inode),
 					    cramfs_iget5_test, cramfs_iget5_set,
 					    cramfs_inode);
-	static struct timespec zerotime;
-
 	if (inode && (inode->i_state & I_NEW)) {
-		inode->i_mode = cramfs_inode->mode;
-		inode->i_uid = cramfs_inode->uid;
-		inode->i_size = cramfs_inode->size;
-		inode->i_blocks = (cramfs_inode->size - 1) / 512 + 1;
-		inode->i_blksize = PAGE_CACHE_SIZE;
-		inode->i_gid = cramfs_inode->gid;
-		/* Struct copy intentional */
-		inode->i_mtime = inode->i_atime = inode->i_ctime = zerotime;
-		inode->i_ino = CRAMINO(cramfs_inode);
-		/* inode->i_nlink is left 1 - arguably wrong for directories,
-		   but it's the best we can do without reading the directory
-	           contents.  1 yields the right result in GNU find, even
-		   without -noleaf option. */
-		if (S_ISREG(inode->i_mode)) {
-			inode->i_fop = &generic_ro_fops;
-			inode->i_data.a_ops = &cramfs_aops;
-		} else if (S_ISDIR(inode->i_mode)) {
-			inode->i_op = &cramfs_dir_inode_operations;
-			inode->i_fop = &cramfs_directory_operations;
-		} else if (S_ISLNK(inode->i_mode)) {
-			inode->i_op = &page_symlink_inode_operations;
-			inode->i_data.a_ops = &cramfs_aops;
-		} else {
-			inode->i_size = 0;
-			inode->i_blocks = 0;
-			init_special_inode(inode, inode->i_mode,
-				old_decode_dev(cramfs_inode->size));
-		}
 		unlock_new_inode(inode);
 	}
 	return inode;

fs/fifo.c

@@ -34,10 +34,7 @@ static int fifo_open(struct inode *inode, struct file *filp)
 {
 	int ret;
 
-	ret = -ERESTARTSYS;
-	if (mutex_lock_interruptible(PIPE_MUTEX(*inode)))
-		goto err_nolock_nocleanup;
-
+	mutex_lock(PIPE_MUTEX(*inode));
 	if (!inode->i_pipe) {
 		ret = -ENOMEM;
 		if(!pipe_new(inode))
@@ -140,8 +137,6 @@ err:
 
 err_nocleanup:
 	mutex_unlock(PIPE_MUTEX(*inode));
-
-err_nolock_nocleanup:
 	return ret;
 }
 

fs/proc/task_mmu.c

@@ -204,7 +204,6 @@ static void smaps_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
 {
 	pte_t *pte, ptent;
 	spinlock_t *ptl;
-	unsigned long pfn;
 	struct page *page;
 
 	pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl);
@@ -214,12 +213,12 @@ static void smaps_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
 			continue;
 
 		mss->resident += PAGE_SIZE;
-		pfn = pte_pfn(ptent);
-		if (!pfn_valid(pfn))
+
+		page = vm_normal_page(vma, addr, ptent);
+		if (!page)
 			continue;
 
-		page = pfn_to_page(pfn);
-		if (page_count(page) >= 2) {
+		if (page_mapcount(page) >= 2) {
 			if (pte_dirty(ptent))
 				mss->shared_dirty += PAGE_SIZE;
 			else
@@ -289,7 +288,7 @@ static int show_smap(struct seq_file *m, void *v)
 	struct mem_size_stats mss;
 
 	memset(&mss, 0, sizeof mss);
-	if (vma->vm_mm)
+	if (vma->vm_mm && !is_vm_hugetlb_page(vma))
 		smaps_pgd_range(vma, vma->vm_start, vma->vm_end, &mss);
 	return show_map_internal(m, v, &mss);
 }

fs/ramfs/inode.c

@@ -137,6 +137,7 @@ static int ramfs_symlink(struct inode * dir, struct dentry *dentry, const char *
 				inode->i_gid = dir->i_gid;
 			d_instantiate(dentry, inode);
 			dget(dentry);
+			dir->i_mtime = dir->i_ctime = CURRENT_TIME;
 		} else
 			iput(inode);
 	}

fs/reiserfs/namei.c

@@ -247,7 +247,7 @@ static int linear_search_in_dir_item(struct cpu_key *key,
 		/* mark, that this generation number is used */
 		if (de->de_gen_number_bit_string)
 			set_bit(GET_GENERATION_NUMBER(deh_offset(deh)),
-				(unsigned long *)de->de_gen_number_bit_string);
+				de->de_gen_number_bit_string);
 
 		// calculate pointer to name and namelen
 		de->de_entry_num = i;
@@ -431,7 +431,7 @@ static int reiserfs_add_entry(struct reiserfs_transaction_handle *th,
 	struct reiserfs_de_head *deh;
 	INITIALIZE_PATH(path);
 	struct reiserfs_dir_entry de;
-	int bit_string[MAX_GENERATION_NUMBER / (sizeof(int) * 8) + 1];
+	DECLARE_BITMAP(bit_string, MAX_GENERATION_NUMBER + 1);
 	int gen_number;
 	char small_buf[32 + DEH_SIZE];	/* 48 bytes now and we avoid kmalloc
 					   if we create file with short name */
@@ -486,7 +486,7 @@ static int reiserfs_add_entry(struct reiserfs_transaction_handle *th,
 
 	/* find the proper place for the new entry */
 	memset(bit_string, 0, sizeof(bit_string));
-	de.de_gen_number_bit_string = (char *)bit_string;
+	de.de_gen_number_bit_string = bit_string;
 	retval = reiserfs_find_entry(dir, name, namelen, &path, &de);
 	if (retval != NAME_NOT_FOUND) {
 		if (buffer != small_buf)
@@ -508,7 +508,7 @@ static int reiserfs_add_entry(struct reiserfs_transaction_handle *th,
 	}
 
 	gen_number =
-	    find_first_zero_bit((unsigned long *)bit_string,
+	    find_first_zero_bit(bit_string,
 				MAX_GENERATION_NUMBER + 1);
 	if (gen_number > MAX_GENERATION_NUMBER) {
 		/* there is no free generation number */

include/asm-s390/system.h

@@ -118,6 +118,8 @@ static inline void sched_cacheflush(void)
 extern void account_vtime(struct task_struct *);
 extern void account_tick_vtime(struct task_struct *);
 extern void account_system_vtime(struct task_struct *);
+#else
+#define account_vtime(x) do { /* empty */ } while (0)
 #endif
 
 #define finish_arch_switch(prev) do {					     \

include/asm-sparc64/futex.h

@@ -20,7 +20,7 @@
 	"4:	ba	3b\n"				\
 	"	 mov	%5, %0\n"			\
 	"	.previous\n"				\
-	"	.section __ex_table,#alloc\n"		\
+	"	.section __ex_table,\"a\"\n"		\
 	"	.align	4\n"				\
 	"	.word	1b, 4b\n"			\
 	"	.word	2b, 4b\n"			\

include/asm-sparc64/uaccess.h

@@ -136,7 +136,7 @@ __asm__ __volatile__(							\
 	"b	2b\n\t"							\
 	" mov	%3, %0\n\n\t"						\
 	".previous\n\t"							\
-	".section __ex_table,#alloc\n\t"				\
+	".section __ex_table,\"a\"\n\t"					\
 	".align	4\n\t"							\
 	".word	1b, 3b\n\t"						\
 	".previous\n\n\t"						\
@@ -148,7 +148,7 @@ if (__builtin_constant_p(ret) && ret == -EFAULT)			\
 __asm__ __volatile__(							\
 	"/* Put user asm ret, inline. */\n"				\
 "1:\t"	"st"#size "a %1, [%2] %%asi\n\n\t"				\
-	".section __ex_table,#alloc\n\t"				\
+	".section __ex_table,\"a\"\n\t"					\
 	".align	4\n\t"							\
 	".word	1b, __ret_efault\n\n\t"					\
 	".previous\n\n\t"						\
@@ -163,7 +163,7 @@ __asm__ __volatile__(							\
 	"ret\n\t"							\
 	" restore %%g0, %3, %%o0\n\n\t"					\
 	".previous\n\t"							\
-	".section __ex_table,#alloc\n\t"				\
+	".section __ex_table,\"a\"\n\t"					\
 	".align	4\n\t"							\
 	".word	1b, 3b\n\n\t"						\
 	".previous\n\n\t"						\
@@ -206,7 +206,7 @@ __asm__ __volatile__(							\
 	"b	2b\n\t"							\
 	" mov	%3, %0\n\n\t"						\
 	".previous\n\t"							\
-	".section __ex_table,#alloc\n\t"				\
+	".section __ex_table,\"a\"\n\t"					\
 	".align	4\n\t"							\
 	".word	1b, 3b\n\n\t"						\
 	".previous\n\t"							\
@@ -218,7 +218,7 @@ if (__builtin_constant_p(retval) && retval == -EFAULT)			\
 __asm__ __volatile__(							\
 	"/* Get user asm ret, inline. */\n"				\
 "1:\t"	"ld"#size "a [%1] %%asi, %0\n\n\t"				\
-	".section __ex_table,#alloc\n\t"				\
+	".section __ex_table,\"a\"\n\t"					\
 	".align	4\n\t"							\
 	".word	1b,__ret_efault\n\n\t"					\
 	".previous\n\t"							\
@@ -233,7 +233,7 @@ __asm__ __volatile__(							\
 	"ret\n\t"							\
 	" restore %%g0, %2, %%o0\n\n\t"					\
 	".previous\n\t"							\
-	".section __ex_table,#alloc\n\t"				\
+	".section __ex_table,\"a\"\n\t"					\
 	".align	4\n\t"							\
 	".word	1b, 3b\n\n\t"						\
 	".previous\n\t"							\

include/linux/hrtimer.h

@@ -116,6 +116,10 @@ extern int hrtimer_try_to_cancel(struct hrtimer *timer);
 extern ktime_t hrtimer_get_remaining(const struct hrtimer *timer);
 extern int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp);
 
+#ifdef CONFIG_NO_IDLE_HZ
+extern ktime_t hrtimer_get_next_event(void);
+#endif
+
 static inline int hrtimer_active(const struct hrtimer *timer)
 {
 	return timer->state == HRTIMER_PENDING;

include/linux/kmalloc_sizes.h

@@ -19,8 +19,10 @@
 	CACHE(32768)
 	CACHE(65536)
 	CACHE(131072)
-#ifndef CONFIG_MMU
+#if (NR_CPUS > 512) || (MAX_NUMNODES > 256) || !defined(CONFIG_MMU)
 	CACHE(262144)
+#endif
+#ifndef CONFIG_MMU
 	CACHE(524288)
 	CACHE(1048576)
 #ifdef CONFIG_LARGE_ALLOCS

include/linux/memory_hotplug.h

@@ -6,6 +6,10 @@
 #include <linux/mmzone.h>
 #include <linux/notifier.h>
 
+struct page;
+struct zone;
+struct pglist_data;
+
 #ifdef CONFIG_MEMORY_HOTPLUG
 /*
  * pgdat resizing functions

include/linux/pci_ids.h

@@ -1752,6 +1752,8 @@
 #define PCI_DEVICE_ID_CCD_B00B		0xb00b
 #define PCI_DEVICE_ID_CCD_B00C		0xb00c
 #define PCI_DEVICE_ID_CCD_B100		0xb100
+#define PCI_DEVICE_ID_CCD_B700		0xb700
+#define PCI_DEVICE_ID_CCD_B701		0xb701
 
 #define PCI_VENDOR_ID_EXAR		0x13a8
 #define PCI_DEVICE_ID_EXAR_XR17C152	0x0152

include/linux/reiserfs_fs.h

@@ -1052,7 +1052,7 @@ struct reiserfs_dir_entry {
 	int de_entrylen;
 	int de_namelen;
 	char *de_name;
-	char *de_gen_number_bit_string;
+	unsigned long *de_gen_number_bit_string;
 
 	__u32 de_dir_id;
 	__u32 de_objectid;

kernel/hrtimer.c

@@ -505,6 +505,41 @@ ktime_t hrtimer_get_remaining(const struct hrtimer *timer)
 	return rem;
 }
 
+#ifdef CONFIG_NO_IDLE_HZ
+/**
+ * hrtimer_get_next_event - get the time until next expiry event
+ *
+ * Returns the delta to the next expiry event or KTIME_MAX if no timer
+ * is pending.
+ */
+ktime_t hrtimer_get_next_event(void)
+{
+	struct hrtimer_base *base = __get_cpu_var(hrtimer_bases);
+	ktime_t delta, mindelta = { .tv64 = KTIME_MAX };
+	unsigned long flags;
+	int i;
+
+	for (i = 0; i < MAX_HRTIMER_BASES; i++, base++) {
+		struct hrtimer *timer;
+
+		spin_lock_irqsave(&base->lock, flags);
+		if (!base->first) {
+			spin_unlock_irqrestore(&base->lock, flags);
+			continue;
+		}
+		timer = rb_entry(base->first, struct hrtimer, node);
+		delta.tv64 = timer->expires.tv64;
+		spin_unlock_irqrestore(&base->lock, flags);
+		delta = ktime_sub(delta, base->get_time());
+		if (delta.tv64 < mindelta.tv64)
+			mindelta.tv64 = delta.tv64;
+	}
+	if (mindelta.tv64 < 0)
+		mindelta.tv64 = 0;
+	return mindelta;
+}
+#endif
+
 /**
  * hrtimer_init - initialize a timer to the given clock
  *

kernel/sched.c

@@ -4028,6 +4028,8 @@ static inline void __cond_resched(void)
 	 */
 	if (unlikely(preempt_count()))
 		return;
+	if (unlikely(system_state != SYSTEM_RUNNING))
+		return;
 	do {
 		add_preempt_count(PREEMPT_ACTIVE);
 		schedule();

kernel/timer.c

@@ -489,9 +489,21 @@ unsigned long next_timer_interrupt(void)
 	struct list_head *list;
 	struct timer_list *nte;
 	unsigned long expires;
+	unsigned long hr_expires = MAX_JIFFY_OFFSET;
+	ktime_t hr_delta;
 	tvec_t *varray[4];
 	int i, j;
 
+	hr_delta = hrtimer_get_next_event();
+	if (hr_delta.tv64 != KTIME_MAX) {
+		struct timespec tsdelta;
+		tsdelta = ktime_to_timespec(hr_delta);
+		hr_expires = timespec_to_jiffies(&tsdelta);
+		if (hr_expires < 3)
+			return hr_expires + jiffies;
+	}
+	hr_expires += jiffies;
+
 	base = &__get_cpu_var(tvec_bases);
 	spin_lock(&base->t_base.lock);
 	expires = base->timer_jiffies + (LONG_MAX >> 1);
@@ -542,6 +554,10 @@ found:
 		}
 	}
 	spin_unlock(&base->t_base.lock);
+
+	if (time_before(hr_expires, expires))
+		return hr_expires;
+
 	return expires;
 }
 #endif
@@ -925,6 +941,8 @@ static inline void update_times(void)
 void do_timer(struct pt_regs *regs)
 {
 	jiffies_64++;
+	/* prevent loading jiffies before storing new jiffies_64 value. */
+	barrier();
 	update_times();
 	softlockup_tick(regs);
 }

mm/mempolicy.c

@@ -197,7 +197,7 @@ static struct mempolicy *mpol_new(int mode, nodemask_t *nodes)
 	return policy;
 }
 
-static void gather_stats(struct page *, void *);
+static void gather_stats(struct page *, void *, int pte_dirty);
 static void migrate_page_add(struct page *page, struct list_head *pagelist,
 				unsigned long flags);
 
@@ -239,7 +239,7 @@ static int check_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
 			continue;
 
 		if (flags & MPOL_MF_STATS)
-			gather_stats(page, private);
+			gather_stats(page, private, pte_dirty(*pte));
 		else if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL))
 			migrate_page_add(page, private, flags);
 		else
@@ -1753,67 +1753,137 @@ static inline int mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol)
 struct numa_maps {
 	unsigned long pages;
 	unsigned long anon;
-	unsigned long mapped;
+	unsigned long active;
+	unsigned long writeback;
 	unsigned long mapcount_max;
+	unsigned long dirty;
+	unsigned long swapcache;
 	unsigned long node[MAX_NUMNODES];
 };
 
-static void gather_stats(struct page *page, void *private)
+static void gather_stats(struct page *page, void *private, int pte_dirty)
 {
 	struct numa_maps *md = private;
 	int count = page_mapcount(page);
 
-	if (count)
-		md->mapped++;
+	md->pages++;
+	if (pte_dirty || PageDirty(page))
+		md->dirty++;
 
-	if (count > md->mapcount_max)
-		md->mapcount_max = count;
+	if (PageSwapCache(page))
+		md->swapcache++;
 
-	md->pages++;
+	if (PageActive(page))
+		md->active++;
+
+	if (PageWriteback(page))
+		md->writeback++;
 
 	if (PageAnon(page))
 		md->anon++;
 
+	if (count > md->mapcount_max)
+		md->mapcount_max = count;
+
 	md->node[page_to_nid(page)]++;
 	cond_resched();
 }
 
+static void check_huge_range(struct vm_area_struct *vma,
+		unsigned long start, unsigned long end,
+		struct numa_maps *md)
+{
+	unsigned long addr;
+	struct page *page;
+
+	for (addr = start; addr < end; addr += HPAGE_SIZE) {
+		pte_t *ptep = huge_pte_offset(vma->vm_mm, addr & HPAGE_MASK);
+		pte_t pte;
+
+		if (!ptep)
+			continue;
+
+		pte = *ptep;
+		if (pte_none(pte))
+			continue;
+
+		page = pte_page(pte);
+		if (!page)
+			continue;
+
+		gather_stats(page, md, pte_dirty(*ptep));
+	}
+}
+
 int show_numa_map(struct seq_file *m, void *v)
 {
 	struct task_struct *task = m->private;
 	struct vm_area_struct *vma = v;
 	struct numa_maps *md;
+	struct file *file = vma->vm_file;
+	struct mm_struct *mm = vma->vm_mm;
 	int n;
 	char buffer[50];
 
-	if (!vma->vm_mm)
+	if (!mm)
 		return 0;
 
 	md = kzalloc(sizeof(struct numa_maps), GFP_KERNEL);
 	if (!md)
 		return 0;
 
-	if (!is_vm_hugetlb_page(vma))
+	mpol_to_str(buffer, sizeof(buffer),
+			get_vma_policy(task, vma, vma->vm_start));
+
+	seq_printf(m, "%08lx %s", vma->vm_start, buffer);
+
+	if (file) {
+		seq_printf(m, " file=");
+		seq_path(m, file->f_vfsmnt, file->f_dentry, "\n\t= ");
+	} else if (vma->vm_start <= mm->brk && vma->vm_end >= mm->start_brk) {
+		seq_printf(m, " heap");
+	} else if (vma->vm_start <= mm->start_stack &&
+			vma->vm_end >= mm->start_stack) {
+		seq_printf(m, " stack");
+	}
+
+	if (is_vm_hugetlb_page(vma)) {
+		check_huge_range(vma, vma->vm_start, vma->vm_end, md);
+		seq_printf(m, " huge");
+	} else {
 		check_pgd_range(vma, vma->vm_start, vma->vm_end,
-		    &node_online_map, MPOL_MF_STATS, md);
+				&node_online_map, MPOL_MF_STATS, md);
+	}
+
+	if (!md->pages)
+		goto out;
 
-	if (md->pages) {
-		mpol_to_str(buffer, sizeof(buffer),
-			    get_vma_policy(task, vma, vma->vm_start));
+	if (md->anon)
+		seq_printf(m," anon=%lu",md->anon);
 
-		seq_printf(m, "%08lx %s pages=%lu mapped=%lu maxref=%lu",
-			   vma->vm_start, buffer, md->pages,
-			   md->mapped, md->mapcount_max);
+	if (md->dirty)
+		seq_printf(m," dirty=%lu",md->dirty);
 
-		if (md->anon)
-			seq_printf(m," anon=%lu",md->anon);
+	if (md->pages != md->anon && md->pages != md->dirty)
+		seq_printf(m, " mapped=%lu", md->pages);
 
-		for_each_online_node(n)
-			if (md->node[n])
-				seq_printf(m, " N%d=%lu", n, md->node[n]);
+	if (md->mapcount_max > 1)
+		seq_printf(m, " mapmax=%lu", md->mapcount_max);
 
-		seq_putc(m, '\n');
-	}
+	if (md->swapcache)
+		seq_printf(m," swapcache=%lu", md->swapcache);
+
+	if (md->active < md->pages && !is_vm_hugetlb_page(vma))
+		seq_printf(m," active=%lu", md->active);
+
+	if (md->writeback)
+		seq_printf(m," writeback=%lu", md->writeback);
+
+	for_each_online_node(n)
+		if (md->node[n])
+			seq_printf(m, " N%d=%lu", n, md->node[n]);
+out:
+	seq_putc(m, '\n');
 	kfree(md);
 
 	if (m->count < m->size)

mm/slab.c

@@ -1628,36 +1628,36 @@ static inline size_t calculate_slab_order(struct kmem_cache *cachep,
 			size_t size, size_t align, unsigned long flags)
 {
 	size_t left_over = 0;
+	int gfporder;
 
-	for (;; cachep->gfporder++) {
+	for (gfporder = 0 ; gfporder <= MAX_GFP_ORDER; gfporder++) {
 		unsigned int num;
 		size_t remainder;
 
-		if (cachep->gfporder > MAX_GFP_ORDER) {
-			cachep->num = 0;
-			break;
-		}
-
-		cache_estimate(cachep->gfporder, size, align, flags,
-			       &remainder, &num);
+		cache_estimate(gfporder, size, align, flags, &remainder, &num);
 		if (!num)
 			continue;
+
 		/* More than offslab_limit objects will cause problems */
-		if (flags & CFLGS_OFF_SLAB && cachep->num > offslab_limit)
+		if ((flags & CFLGS_OFF_SLAB) && num > offslab_limit)
 			break;
 
+		/* Found something acceptable - save it away */
 		cachep->num = num;
+		cachep->gfporder = gfporder;
 		left_over = remainder;
 
 		/*
 		 * Large number of objects is good, but very large slabs are
 		 * currently bad for the gfp()s.
 		 */
-		if (cachep->gfporder >= slab_break_gfp_order)
+		if (gfporder >= slab_break_gfp_order)
 			break;
 
-		if ((left_over * 8) <= (PAGE_SIZE << cachep->gfporder))
-			/* Acceptable internal fragmentation */
+		/*
+		 * Acceptable internal fragmentation?
+		 */
+		if ((left_over * 8) <= (PAGE_SIZE << gfporder))
 			break;
 	}
 	return left_over;
@@ -2554,7 +2554,7 @@ static void check_slabp(struct kmem_cache *cachep, struct slab *slabp)
 		       "slab: Internal list corruption detected in cache '%s'(%d), slabp %p(%d). Hexdump:\n",
 		       cachep->name, cachep->num, slabp, slabp->inuse);
 		for (i = 0;
-		     i < sizeof(slabp) + cachep->num * sizeof(kmem_bufctl_t);
+		     i < sizeof(*slabp) + cachep->num * sizeof(kmem_bufctl_t);
 		     i++) {
 			if ((i % 16) == 0)
 				printk("\n%03x:", i);

net/atm/signaling.c

@@ -39,25 +39,19 @@ static DECLARE_WAIT_QUEUE_HEAD(sigd_sleep);
 static void sigd_put_skb(struct sk_buff *skb)
 {
 #ifdef WAIT_FOR_DEMON
-	static unsigned long silence;
 	DECLARE_WAITQUEUE(wait,current);
 
 	add_wait_queue(&sigd_sleep,&wait);
 	while (!sigd) {
 		set_current_state(TASK_UNINTERRUPTIBLE);
-		if (time_after(jiffies, silence) || silence == 0) {
-			printk(KERN_INFO "atmsvc: waiting for signaling demon "
-			    "...\n");
-			silence = (jiffies+30*HZ)|1;
-		}
+		DPRINTK("atmsvc: waiting for signaling demon...\n");
 		schedule();
 	}
 	current->state = TASK_RUNNING;
 	remove_wait_queue(&sigd_sleep,&wait);
 #else
 	if (!sigd) {
-		if (net_ratelimit())
-			printk(KERN_WARNING "atmsvc: no signaling demon\n");
+		DPRINTK("atmsvc: no signaling demon\n");
 		kfree_skb(skb);
 		return;
 	}

net/bridge/br_if.c

@@ -81,26 +81,27 @@ static void port_carrier_check(void *arg)
 {
 	struct net_device *dev = arg;
 	struct net_bridge_port *p;
+	struct net_bridge *br;
 
 	rtnl_lock();
 	p = dev->br_port;
 	if (!p)
 		goto done;
-
-	if (netif_carrier_ok(p->dev)) {
-		u32 cost = port_cost(p->dev);
-
-		spin_lock_bh(&p->br->lock);
-		if (p->state == BR_STATE_DISABLED) {
-			p->path_cost = cost;
-			br_stp_enable_port(p);
+	br = p->br;
+
+	if (netif_carrier_ok(dev))
+		p->path_cost = port_cost(dev);
+
+	if (br->dev->flags & IFF_UP) {
+		spin_lock_bh(&br->lock);
+		if (netif_carrier_ok(dev)) {
+			if (p->state == BR_STATE_DISABLED)
+				br_stp_enable_port(p);
+		} else {
+			if (p->state != BR_STATE_DISABLED)
+				br_stp_disable_port(p);
 		}
-		spin_unlock_bh(&p->br->lock);
-	} else {
-		spin_lock_bh(&p->br->lock);
-		if (p->state != BR_STATE_DISABLED)
-			br_stp_disable_port(p);
-		spin_unlock_bh(&p->br->lock);
+		spin_unlock_bh(&br->lock);
 	}
 done:
 	rtnl_unlock();
@@ -168,6 +169,7 @@ static void del_nbp(struct net_bridge_port *p)
 
 	rcu_assign_pointer(dev->br_port, NULL);
 
+	kobject_uevent(&p->kobj, KOBJ_REMOVE);
 	kobject_del(&p->kobj);
 
 	call_rcu(&p->rcu, destroy_nbp_rcu);
@@ -276,8 +278,9 @@ static struct net_bridge_port *new_nbp(struct net_bridge *br,
 	br_init_port(p);
 	p->state = BR_STATE_DISABLED;
 	INIT_WORK(&p->carrier_check, port_carrier_check, dev);
-	kobject_init(&p->kobj);
+	br_stp_port_timer_init(p);
 
+	kobject_init(&p->kobj);
 	kobject_set_name(&p->kobj, SYSFS_BRIDGE_PORT_ATTR);
 	p->kobj.ktype = &brport_ktype;
 	p->kobj.parent = &(dev->class_dev.kobj);

net/bridge/br_stp_if.c

@@ -39,8 +39,6 @@ void br_init_port(struct net_bridge_port *p)
 	p->state = BR_STATE_BLOCKING;
 	p->topology_change_ack = 0;
 	p->config_pending = 0;
-
-	br_stp_port_timer_init(p);
 }
 
 /* called under bridge lock */

net/dccp/ccids/ccid3.c

@@ -2,7 +2,7 @@
  *  net/dccp/ccids/ccid3.c
  *
  *  Copyright (c) 2005 The University of Waikato, Hamilton, New Zealand.
- *  Copyright (c) 2005 Ian McDonald <iam4@cs.waikato.ac.nz>
+ *  Copyright (c) 2005-6 Ian McDonald <imcdnzl@gmail.com>
  *
  *  An implementation of the DCCP protocol
  *
@@ -1033,9 +1033,13 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
 	p_prev = hcrx->ccid3hcrx_p;
 	
 	/* Calculate loss event rate */
-	if (!list_empty(&hcrx->ccid3hcrx_li_hist))
+	if (!list_empty(&hcrx->ccid3hcrx_li_hist)) {
+		u32 i_mean = dccp_li_hist_calc_i_mean(&hcrx->ccid3hcrx_li_hist);
+
 		/* Scaling up by 1000000 as fixed decimal */
-		hcrx->ccid3hcrx_p = 1000000 / dccp_li_hist_calc_i_mean(&hcrx->ccid3hcrx_li_hist);
+		if (i_mean != 0)
+			hcrx->ccid3hcrx_p = 1000000 / i_mean;
+	}
 
 	if (hcrx->ccid3hcrx_p > p_prev) {
 		ccid3_hc_rx_send_feedback(sk);

scripts/mod/file2alias.c

@@ -246,7 +246,7 @@ static int do_ccw_entry(const char *filename,
 	    id->cu_model);
 	ADD(alias, "dt", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE,
 	    id->dev_type);
-	ADD(alias, "dm", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE,
+	ADD(alias, "dm", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_MODEL,
 	    id->dev_model);
 	return 1;
 }

sound/core/control.c

@@ -959,17 +959,15 @@ static int snd_ctl_elem_add(struct snd_ctl_file *file,
 	kctl.private_free = snd_ctl_elem_user_free;
 	_kctl = snd_ctl_new(&kctl, access);
 	if (_kctl == NULL) {
-		kfree(_kctl->private_data);
+		kfree(ue);
 		return -ENOMEM;
 	}
 	_kctl->private_data = ue;
 	for (idx = 0; idx < _kctl->count; idx++)
 		_kctl->vd[idx].owner = file;
 	err = snd_ctl_add(card, _kctl);
-	if (err < 0) {
-		snd_ctl_free_one(_kctl);
+	if (err < 0)
 		return err;
-	}
 
 	down_write(&card->controls_rwsem);
 	card->user_ctl_count++;