Merge ../linux-2.6

MAINTAINERS

@@ -58,7 +58,7 @@ P: Person
 M: Mail patches to
 L: Mailing list that is relevant to this area
 W: Web-page with status/info
-T: SCM tree type and URL.  Type is one of: git, hg, quilt.
+T: SCM tree type and location.  Type is one of: git, hg, quilt.
 S: Status, one of the following:
 
 	Supported:	Someone is actually paid to look after this.
@@ -227,6 +227,7 @@ AGPGART DRIVER
 P:	Dave Jones
 M:	davej@codemonkey.org.uk
 W:	http://www.codemonkey.org.uk/projects/agp/
+T:	git kernel.org:/pub/scm/linux/kernel/git/davej/agpgart.git
 S:	Maintained
 
 AHA152X SCSI DRIVER
@@ -384,6 +385,7 @@ P:	David Woodhouse
 M:	dwmw2@infradead.org
 L:	linux-audit@redhat.com
 W:	http://people.redhat.com/sgrubb/audit/
+T:	git kernel.org:/pub/scm/linux/kernel/git/dwmw2/audit-2.6.git
 S:	Maintained
 
 AX.25 NETWORK LAYER
@@ -432,6 +434,7 @@ L:	bluez-devel@lists.sf.net
 W:	http://bluez.sf.net
 W:	http://www.bluez.org
 W:	http://www.holtmann.org/linux/bluetooth/
+T:	git kernel.org:/pub/scm/linux/kernel/git/holtmann/bluetooth-2.6.git
 S:	Maintained
 
 BLUETOOTH RFCOMM LAYER
@@ -547,6 +550,7 @@ P:	Steve French
 M:	sfrench@samba.org
 L:	samba-technical@lists.samba.org
 W:	http://us1.samba.org/samba/Linux_CIFS_client.html
+T:	git kernel.org:/pub/scm/linux/kernel/git/sfrench/cifs-2.6.git
 S:	Supported	
 
 CIRRUS LOGIC GENERIC FBDEV DRIVER
@@ -608,6 +612,7 @@ P:	Dave Jones
 M:	davej@codemonkey.org.uk
 L:	cpufreq@lists.linux.org.uk
 W:	http://www.codemonkey.org.uk/projects/cpufreq/
+T:	git kernel.org/pub/scm/linux/kernel/davej/cpufreq.git
 S:	Maintained
 
 CPUID/MSR DRIVER
@@ -641,6 +646,7 @@ M:	herbert@gondor.apana.org.au
 P:	David S. Miller
 M:	davem@davemloft.net
 L:	linux-crypto@vger.kernel.org
+T:	git kernel.org:/pub/scm/linux/kernel/git/herbert/crypto-2.6.git
 S:	Maintained
 
 CYBERPRO FB DRIVER
@@ -1185,6 +1191,7 @@ P:	Bartlomiej Zolnierkiewicz
 M:	B.Zolnierkiewicz@elka.pw.edu.pl
 L:	linux-kernel@vger.kernel.org
 L:	linux-ide@vger.kernel.org
+T:	git kernel.org:/pub/scm/linux/kernel/git/bart/ide-2.6.git
 S:	Maintained
 
 IDE/ATAPI CDROM DRIVER
@@ -1279,6 +1286,7 @@ P:	Vojtech Pavlik
 M:	vojtech@suse.cz
 L:	linux-input@atrey.karlin.mff.cuni.cz
 L:	linux-joystick@atrey.karlin.mff.cuni.cz
+T:	git kernel.org:/pub/scm/linux/kernel/git/dtor/input.git
 S:	Maintained
 
 INOTIFY
@@ -1392,6 +1400,7 @@ P:	Kai Germaschewski
 M:	kai.germaschewski@gmx.de
 L:	isdn4linux@listserv.isdn4linux.de
 W:	http://www.isdn4linux.de
+T:	git kernel.org:/pub/scm/linux/kernel/kkeil/isdn-2.6.git
 S:	Maintained
 
 ISDN SUBSYSTEM (Eicon active card driver)
@@ -1420,6 +1429,7 @@ P:	Dave Kleikamp
 M:	shaggy@austin.ibm.com
 L:	jfs-discussion@lists.sourceforge.net
 W:	http://jfs.sourceforge.net/
+T:	git kernel.org:/pub/scm/linux/kernel/git/shaggy/jfs-2.6.git
 S:	Supported
 
 KCONFIG
@@ -1534,6 +1544,7 @@ P:	Paul Mackerras
 M:	paulus@samba.org
 W:	http://www.penguinppc.org/
 L:	linuxppc-dev@ozlabs.org
+T:	git kernel.org:/pub/scm/linux/kernel/git/paulus/powerpc.git
 S:	Supported
 
 LINUX FOR POWER MACINTOSH
@@ -1601,6 +1612,7 @@ P:	Chris Wright
 M:	chrisw@osdl.org
 L:	linux-security-module@wirex.com
 W:	http://lsm.immunix.org
+T:	git kernel.org:/pub/scm/linux/kernel/git/chrisw/lsm-2.6.git
 S:	Supported
 
 LM83 HARDWARE MONITOR DRIVER
@@ -1695,6 +1707,7 @@ P:	David Woodhouse
 M:	dwmw2@infradead.org
 W:	http://www.linux-mtd.infradead.org/
 L:	linux-mtd@lists.infradead.org
+T:	git kernel.org:/pub/scm/linux/kernel/git/tglx/mtd-2.6.git
 S:	Maintained
 
 MICROTEK X6 SCANNER
@@ -1815,6 +1828,7 @@ M:	yoshfuji@linux-ipv6.org
 P:	Patrick McHardy
 M:	kaber@coreworks.de
 L:	netdev@vger.kernel.org
+T:	git kernel.org:/pub/scm/linux/kernel/davem/net-2.6.git
 S:	Maintained
 
 IPVS
@@ -1866,6 +1880,7 @@ M:	aia21@cantab.net
 L:	linux-ntfs-dev@lists.sourceforge.net
 L:	linux-kernel@vger.kernel.org
 W:	http://linux-ntfs.sf.net/
+T:	git kernel.org:/pub/scm/linux/kernel/git/aia21/ntfs-2.6.git
 S:	Maintained
 
 NVIDIA (RIVA) FRAMEBUFFER DRIVER
@@ -2389,6 +2404,7 @@ P:	Anton Blanchard
 M:	anton@samba.org
 L:	sparclinux@vger.kernel.org
 L:	ultralinux@vger.kernel.org
+T:	git kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6.git
 S:	Maintained
 
 SHARP LH SUPPORT (LH7952X & LH7A40X)
@@ -2527,6 +2543,7 @@ P:      Adrian Bunk
 M:      trivial@kernel.org
 L:      linux-kernel@vger.kernel.org
 W:      http://www.kernel.org/pub/linux/kernel/people/bunk/trivial/
+T:      git kernel.org:/pub/scm/linux/kernel/git/bunk/trivial.git
 S:      Maintained
 
 TMS380 TOKEN-RING NETWORK DRIVER
@@ -2860,6 +2877,7 @@ P:      Latchesar Ionkov
 M:      lucho@ionkov.net
 L:      v9fs-developer@lists.sourceforge.net
 W:      http://v9fs.sf.net
+T:      git kernel.org:/pub/scm/linux/kernel/ericvh/v9fs-devel.git
 S:      Maintained
 
 VIDEO FOR LINUX

arch/i386/kernel/process.c

@@ -393,13 +393,6 @@ void flush_thread(void)
 {
 	struct task_struct *tsk = current;
 
-	/*
-	 * Remove function-return probe instances associated with this task
-	 * and put them back on the free list. Do not insert an exit probe for
-	 * this function, it will be disabled by kprobe_flush_task if you do.
-	 */
-	kprobe_flush_task(tsk);
-
 	memset(tsk->thread.debugreg, 0, sizeof(unsigned long)*8);
 	memset(tsk->thread.tls_array, 0, sizeof(tsk->thread.tls_array));	
 	/*

arch/i386/pci/common.c

@@ -132,7 +132,7 @@ struct pci_bus * __devinit pcibios_scan_root(int busnum)
 		}
 	}
 
-	printk("PCI: Probing PCI hardware (bus %02x)\n", busnum);
+	printk(KERN_DEBUG "PCI: Probing PCI hardware (bus %02x)\n", busnum);
 
 	return pci_scan_bus_parented(NULL, busnum, &pci_root_ops, NULL);
 }
@@ -144,7 +144,7 @@ static int __init pcibios_init(void)
 	struct cpuinfo_x86 *c = &boot_cpu_data;
 
 	if (!raw_pci_ops) {
-		printk("PCI: System does not support PCI\n");
+		printk(KERN_WARNING "PCI: System does not support PCI\n");
 		return 0;
 	}
 

arch/i386/pci/direct.c

@@ -201,7 +201,7 @@ static int __init pci_sanity_check(struct pci_raw_ops *o)
 			return 1;
 	}
 
-	DBG("PCI: Sanity check failed\n");
+	DBG(KERN_WARNING "PCI: Sanity check failed\n");
 	return 0;
 }
 

arch/i386/pci/i386.c

@@ -221,6 +221,11 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask)
 			continue;
 
 		r = &dev->resource[idx];
+		if (!(r->flags & (IORESOURCE_IO | IORESOURCE_MEM)))
+			continue;
+		if ((idx == PCI_ROM_RESOURCE) &&
+				(!(r->flags & IORESOURCE_ROM_ENABLE)))
+			continue;
 		if (!r->start && r->end) {
 			printk(KERN_ERR "PCI: Device %s not available because of resource collisions\n", pci_name(dev));
 			return -EINVAL;
@@ -230,8 +235,6 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask)
 		if (r->flags & IORESOURCE_MEM)
 			cmd |= PCI_COMMAND_MEMORY;
 	}
-	if (dev->resource[PCI_ROM_RESOURCE].start)
-		cmd |= PCI_COMMAND_MEMORY;
 	if (cmd != old_cmd) {
 		printk("PCI: Enabling device %s (%04x -> %04x)\n", pci_name(dev), old_cmd, cmd);
 		pci_write_config_word(dev, PCI_COMMAND, cmd);

arch/ia64/kernel/process.c

@@ -718,13 +718,6 @@ kernel_thread_helper (int (*fn)(void *), void *arg)
 void
 flush_thread (void)
 {
-	/*
-	 * Remove function-return probe instances associated with this task
-	 * and put them back on the free list. Do not insert an exit probe for
-	 * this function, it will be disabled by kprobe_flush_task if you do.
-	 */
-	kprobe_flush_task(current);
-
 	/* drop floating-point and debug-register state if it exists: */
 	current->thread.flags &= ~(IA64_THREAD_FPH_VALID | IA64_THREAD_DBG_VALID);
 	ia64_drop_fpu(current);

arch/powerpc/kernel/process.c

@@ -457,7 +457,6 @@ void flush_thread(void)
 	if (t->flags & _TIF_ABI_PENDING)
 		t->flags ^= (_TIF_ABI_PENDING | _TIF_32BIT);
 #endif
-	kprobe_flush_task(current);
 
 #ifndef CONFIG_SMP
 	if (last_task_used_math == current)

arch/powerpc/mm/4xx_mmu.c

@@ -110,13 +110,11 @@ unsigned long __init mmu_mapin_ram(void)
 		pmd_t *pmdp;
 		unsigned long val = p | _PMD_SIZE_16M | _PAGE_HWEXEC | _PAGE_HWWRITE;
 
-		spin_lock(&init_mm.page_table_lock);
 		pmdp = pmd_offset(pgd_offset_k(v), v);
 		pmd_val(*pmdp++) = val;
 		pmd_val(*pmdp++) = val;
 		pmd_val(*pmdp++) = val;
 		pmd_val(*pmdp++) = val;
-		spin_unlock(&init_mm.page_table_lock);
 
 		v += LARGE_PAGE_SIZE_16M;
 		p += LARGE_PAGE_SIZE_16M;
@@ -127,10 +125,8 @@ unsigned long __init mmu_mapin_ram(void)
 		pmd_t *pmdp;
 		unsigned long val = p | _PMD_SIZE_4M | _PAGE_HWEXEC | _PAGE_HWWRITE;
 
-		spin_lock(&init_mm.page_table_lock);
 		pmdp = pmd_offset(pgd_offset_k(v), v);
 		pmd_val(*pmdp) = val;
-		spin_unlock(&init_mm.page_table_lock);
 
 		v += LARGE_PAGE_SIZE_4M;
 		p += LARGE_PAGE_SIZE_4M;

arch/powerpc/mm/hugetlbpage.c

@@ -287,15 +287,15 @@ static int open_high_hpage_areas(struct mm_struct *mm, u16 newareas)
 
 int prepare_hugepage_range(unsigned long addr, unsigned long len)
 {
-	int err;
+	int err = 0;
 
 	if ( (addr+len) < addr )
 		return -EINVAL;
 
-	if ((addr + len) < 0x100000000UL)
+	if (addr < 0x100000000UL)
 		err = open_low_hpage_areas(current->mm,
 					  LOW_ESID_MASK(addr, len));
-	else
+	if ((addr + len) >= 0x100000000UL)
 		err = open_high_hpage_areas(current->mm,
 					    HTLB_AREA_MASK(addr, len));
 	if (err) {
@@ -754,9 +754,7 @@ int hash_huge_page(struct mm_struct *mm, unsigned long access,
 	}
 
 	/*
-	 * No need to use ldarx/stdcx here because all who
-	 * might be updating the pte will hold the
-	 * page_table_lock
+	 * No need to use ldarx/stdcx here
 	 */
 	*ptep = __pte(new_pte & ~_PAGE_BUSY);
 

arch/powerpc/mm/mem.c

@@ -495,7 +495,7 @@ EXPORT_SYMBOL(flush_icache_user_range);
  * We use it to preload an HPTE into the hash table corresponding to
  * the updated linux PTE.
  * 
- * This must always be called with the mm->page_table_lock held
+ * This must always be called with the pte lock held.
  */
 void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
 		      pte_t pte)

arch/powerpc/mm/tlb_32.c

@@ -149,6 +149,12 @@ void flush_tlb_mm(struct mm_struct *mm)
 		return;
 	}
 
+	/*
+	 * It is safe to go down the mm's list of vmas when called
+	 * from dup_mmap, holding mmap_sem.  It would also be safe from
+	 * unmap_region or exit_mmap, but not from vmtruncate on SMP -
+	 * but it seems dup_mmap is the only SMP case which gets here.
+	 */
 	for (mp = mm->mmap; mp != NULL; mp = mp->vm_next)
 		flush_range(mp->vm_mm, mp->vm_start, mp->vm_end);
 	FINISH_FLUSH;

arch/powerpc/mm/tlb_64.c

@@ -95,7 +95,7 @@ static void pte_free_submit(struct pte_freelist_batch *batch)
 
 void pgtable_free_tlb(struct mmu_gather *tlb, pgtable_free_t pgf)
 {
-	/* This is safe as we are holding page_table_lock */
+	/* This is safe since tlb_gather_mmu has disabled preemption */
         cpumask_t local_cpumask = cpumask_of_cpu(smp_processor_id());
 	struct pte_freelist_batch **batchp = &__get_cpu_var(pte_freelist_cur);
 
@@ -206,7 +206,7 @@ void __flush_tlb_pending(struct ppc64_tlb_batch *batch)
 
 void pte_free_finish(void)
 {
-	/* This is safe as we are holding page_table_lock */
+	/* This is safe since tlb_gather_mmu has disabled preemption */
 	struct pte_freelist_batch **batchp = &__get_cpu_var(pte_freelist_cur);
 
 	if (*batchp == NULL)

arch/x86_64/kernel/process.c

@@ -351,13 +351,6 @@ void flush_thread(void)
 	struct task_struct *tsk = current;
 	struct thread_info *t = current_thread_info();
 
-	/*
-	 * Remove function-return probe instances associated with this task
-	 * and put them back on the free list. Do not insert an exit probe for
-	 * this function, it will be disabled by kprobe_flush_task if you do.
-	 */
-	kprobe_flush_task(tsk);
-
 	if (t->flags & _TIF_ABI_PENDING)
 		t->flags ^= (_TIF_ABI_PENDING | _TIF_IA32);
 

drivers/base/bus.c

@@ -133,7 +133,7 @@ static struct kobj_type ktype_bus = {
 decl_subsys(bus, &ktype_bus, NULL);
 
 
-/* Manually detach a device from it's associated driver. */
+/* Manually detach a device from its associated driver. */
 static int driver_helper(struct device *dev, void *data)
 {
 	const char *name = data;
@@ -151,14 +151,13 @@ static ssize_t driver_unbind(struct device_driver *drv,
 	int err = -ENODEV;
 
 	dev = bus_find_device(bus, NULL, (void *)buf, driver_helper);
-	if ((dev) &&
-	    (dev->driver == drv)) {
+	if (dev && dev->driver == drv) {
 		device_release_driver(dev);
 		err = count;
 	}
-	if (err)
-		return err;
-	return count;
+	put_device(dev);
+	put_bus(bus);
+	return err;
 }
 static DRIVER_ATTR(unbind, S_IWUSR, NULL, driver_unbind);
 
@@ -175,16 +174,14 @@ static ssize_t driver_bind(struct device_driver *drv,
 	int err = -ENODEV;
 
 	dev = bus_find_device(bus, NULL, (void *)buf, driver_helper);
-	if ((dev) &&
-	    (dev->driver == NULL)) {
+	if (dev && dev->driver == NULL) {
 		down(&dev->sem);
 		err = driver_probe_device(drv, dev);
 		up(&dev->sem);
-		put_device(dev);
 	}
-	if (err)
-		return err;
-	return count;
+	put_device(dev);
+	put_bus(bus);
+	return err;
 }
 static DRIVER_ATTR(bind, S_IWUSR, NULL, driver_bind);
 

drivers/base/dd.c

@@ -62,7 +62,6 @@ void device_bind_driver(struct device * dev)
  *	because we don't know the format of the ID structures, nor what
  *	is to be considered a match and what is not.
  *
- *
  *	This function returns 1 if a match is found, an error if one
  *	occurs (that is not -ENODEV or -ENXIO), and 0 otherwise.
  *
@@ -158,7 +157,6 @@ static int __driver_attach(struct device * dev, void * data)
 		driver_probe_device(drv, dev);
 	up(&dev->sem);
 
-
 	return 0;
 }
 
@@ -225,15 +223,15 @@ void driver_detach(struct device_driver * drv)
 	struct device * dev;
 
 	for (;;) {
-		spin_lock_irq(&drv->klist_devices.k_lock);
+		spin_lock(&drv->klist_devices.k_lock);
 		if (list_empty(&drv->klist_devices.k_list)) {
-			spin_unlock_irq(&drv->klist_devices.k_lock);
+			spin_unlock(&drv->klist_devices.k_lock);
 			break;
 		}
 		dev = list_entry(drv->klist_devices.k_list.prev,
 				struct device, knode_driver.n_node);
 		get_device(dev);
-		spin_unlock_irq(&drv->klist_devices.k_lock);
+		spin_unlock(&drv->klist_devices.k_lock);
 
 		down(&dev->sem);
 		if (dev->driver == drv)

drivers/block/floppy.c

@@ -3714,12 +3714,6 @@ static int floppy_open(struct inode *inode, struct file *filp)
 		USETF(FD_VERIFY);
 	}
 
-	/* set underlying gendisk policy to reflect real ro/rw status */
-	if (UTESTF(FD_DISK_WRITABLE))
-		inode->i_bdev->bd_disk->policy = 0;
-	else
-		inode->i_bdev->bd_disk->policy = 1;
-
 	if (UDRS->fd_ref == -1 || (UDRS->fd_ref && (filp->f_flags & O_EXCL)))
 		goto out2;
 

drivers/char/drm/drm_memory.c

@@ -95,7 +95,7 @@ unsigned long drm_alloc_pages(int order, int area)
 	unsigned long addr;
 	unsigned int sz;
 
-	address = __get_free_pages(GFP_KERNEL, order);
+	address = __get_free_pages(GFP_KERNEL|__GFP_COMP, order);
 	if (!address)
 		return 0;
 

drivers/char/drm/drm_memory_debug.h

@@ -221,7 +221,7 @@ unsigned long DRM(alloc_pages) (int order, int area) {
 	}
 	spin_unlock(&DRM(mem_lock));
 
-	address = __get_free_pages(GFP_KERNEL, order);
+	address = __get_free_pages(GFP_KERNEL|__GFP_COMP, order);
 	if (!address) {
 		spin_lock(&DRM(mem_lock));
 		++DRM(mem_stats)[area].fail_count;

drivers/char/drm/mga_drv.c

@@ -161,7 +161,7 @@ static int mga_driver_device_is_agp(drm_device_t * dev)
 	 * device.
 	 */
 
-	if ((pdev->device == 0x0525)
+	if ((pdev->device == 0x0525) && pdev->bus->self
 	    && (pdev->bus->self->vendor == 0x3388)
 	    && (pdev->bus->self->device == 0x0021)) {
 		return 0;

drivers/char/drm/radeon_drv.h

@@ -214,8 +214,6 @@ typedef struct drm_radeon_private {
 
 	int microcode_version;
 
-	int is_pci;
-
 	struct {
 		u32 boxes;
 		int freelist_timeouts;
@@ -275,6 +273,7 @@ typedef struct drm_radeon_private {
 
 	/* starting from here on, data is preserved accross an open */
 	uint32_t flags;		/* see radeon_chip_flags */
+	int is_pci;
 } drm_radeon_private_t;
 
 typedef struct drm_radeon_buf_priv {