Merge davem@nuts.ninka.net:/disk1/davem/BK/sparc-2.5

into kernel.bkbits.net:/home/davem/sparc-2.5

arch/i386/mm/ioremap.c

@@ -190,23 +190,34 @@ void * __ioremap(unsigned long phys_addr, unsigned long size, unsigned long flag
 
 void *ioremap_nocache (unsigned long phys_addr, unsigned long size)
 {
+	unsigned long last_addr;
 	void *p = __ioremap(phys_addr, size, _PAGE_PCD);
 	if (!p) 
 		return p; 
 
-	if (phys_addr + size < virt_to_phys(high_memory)) { 
+	/* Guaranteed to be > phys_addr, as per __ioremap() */
+	last_addr = phys_addr + size - 1;
+
+	if (last_addr < virt_to_phys(high_memory)) { 
 		struct page *ppage = virt_to_page(__va(phys_addr));		
-		unsigned long npages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
+		unsigned long npages;
+
+		phys_addr &= PAGE_MASK;
 
-		BUG_ON(phys_addr+size > (unsigned long)high_memory);
-		BUG_ON(phys_addr + size < phys_addr);
+		/* This might overflow and become zero.. */
+		last_addr = PAGE_ALIGN(last_addr);
+
+		/* .. but that's ok, because modulo-2**n arithmetic will make
+	 	* the page-aligned "last - first" come out right.
+	 	*/
+		npages = (last_addr - phys_addr) >> PAGE_SHIFT;
 
 		if (change_page_attr(ppage, npages, PAGE_KERNEL_NOCACHE) < 0) { 
 			iounmap(p); 
 			p = NULL;
 		}
 		global_flush_tlb();
-	} 
+	}
 
 	return p;					
 }

arch/ia64/mm/tlb.c

@@ -77,7 +77,7 @@ wrap_mmu_context (struct mm_struct *mm)
 	{
 		int cpu = get_cpu(); /* prevent preemption/migration */
 		for (i = 0; i < NR_CPUS; ++i)
-			if (i != cpu)
+			if (cpu_online(i) && (i != cpu))
 				per_cpu(ia64_need_tlb_flush, i) = 1;
 		put_cpu();
 	}

arch/ia64/sn/io/machvec/pci_dma.c

@@ -279,8 +279,7 @@ sn_pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg, int nents, int dire
 	 * scatterlist.
 	 */
 	for (i = 0; i < nents; i++, sg++) {
-		phys_addr = __pa(sg->dma_address ? sg->dma_address :
-			(unsigned long)page_address(sg->page) + sg->offset);
+		phys_addr = __pa((unsigned long)page_address(sg->page) + sg->offset);
 
 		/*
 		 * Handle the most common case: 64 bit cards.  This

drivers/block/ll_rw_blk.c

@@ -780,6 +780,11 @@ static char *rq_flags[] = {
 	"REQ_PM_SUSPEND",
 	"REQ_PM_RESUME",
 	"REQ_PM_SHUTDOWN",
+	"REQ_IDETAPE_PC1",
+	"REQ_IDETAPE_PC2",
+	"REQ_IDETAPE_READ",
+	"REQ_IDETAPE_WRITE",
+	"REQ_IDETAPE_READ_BUFFER",
 };
 
 void blk_dump_rq_flags(struct request *rq, char *msg)

drivers/net/Space.c

@@ -422,7 +422,7 @@ static __init int trif_probe(int unit)
 extern int loopback_init(void);
 
 /*  Statically configured drivers -- order matters here. */
-void __init probe_old_netdevs(void)
+static int __init net_olddevs_init(void)
 {
 	int num;
 
@@ -450,8 +450,12 @@ void __init probe_old_netdevs(void)
 #ifdef CONFIG_LTPC
 	ltpc_probe();
 #endif
+
+	return 0;
 }
 
+device_initcall(net_olddevs_init);
+
 /*
  * The @dev_base list is protected by @dev_base_lock and the rtln
  * semaphore.

include/linux/blkdev.h

@@ -193,6 +193,11 @@ enum rq_flag_bits {
 	__REQ_PM_SUSPEND,	/* suspend request */
 	__REQ_PM_RESUME,	/* resume request */
 	__REQ_PM_SHUTDOWN,	/* shutdown request */
+	__REQ_IDETAPE_PC1,	/* packet command (first stage) */
+	__REQ_IDETAPE_PC2,	/* packet command (second stage) */
+	__REQ_IDETAPE_READ,
+	__REQ_IDETAPE_WRITE,
+	__REQ_IDETAPE_READ_BUFFER,
 	__REQ_NR_BITS,		/* stops here */
 };
 
@@ -218,6 +223,11 @@ enum rq_flag_bits {
 #define REQ_PM_SUSPEND	(1 << __REQ_PM_SUSPEND)
 #define REQ_PM_RESUME	(1 << __REQ_PM_RESUME)
 #define REQ_PM_SHUTDOWN	(1 << __REQ_PM_SHUTDOWN)
+#define REQ_IDETAPE_PC1 (1 << __REQ_IDETAPE_PC1)
+#define REQ_IDETAPE_PC2 (1 << __REQ_IDETAPE_PC2)
+#define REQ_IDETAPE_READ	(1 << __REQ_IDETAPE_READ)
+#define REQ_IDETAPE_WRITE	(1 << __REQ_IDETAPE_WRITE)
+#define REQ_IDETAPE_READ_BUFFER	(1 << __REQ_IDETAPE_READ_BUFFER)
 
 /*
  * State information carried for REQ_PM_SUSPEND and REQ_PM_RESUME

include/linux/netdevice.h

@@ -494,7 +494,6 @@ extern struct net_device		loopback_dev;		/* The loopback */
 extern struct net_device		*dev_base;		/* All devices */
 extern rwlock_t				dev_base_lock;		/* Device list lock */
 
-extern void		probe_old_netdevs(void);
 extern int			netdev_boot_setup_add(char *name, struct ifmap *map);
 extern int 			netdev_boot_setup_check(struct net_device *dev);
 extern struct net_device    *dev_getbyhwaddr(unsigned short type, char *hwaddr);

net/core/dev.c

@@ -3033,8 +3033,6 @@ static int __init net_dev_init(void)
 
 	dev_boot_phase = 0;
 
-	probe_old_netdevs();
-
 	open_softirq(NET_TX_SOFTIRQ, net_tx_action, NULL);
 	open_softirq(NET_RX_SOFTIRQ, net_rx_action, NULL);