---

yaml
---
r: 242352
b: refs/heads/master
c: 3961cdf
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ad3d9d7ede04a9c71be7a9fe1a23961817f371f7
+refs/heads/master: 3961cdf85b749f6bab50ad31ee97e9277e7a3b70

trunk/Documentation/filesystems/Locking

@@ -128,7 +128,7 @@ alloc_inode:
 destroy_inode:
 dirty_inode:				(must not sleep)
 write_inode:
-drop_inode:				!!!inode_lock!!!
+drop_inode:				!!!inode->i_lock!!!
 evict_inode:
 put_super:		write
 write_super:		read

trunk/Documentation/filesystems/porting

@@ -298,11 +298,14 @@ be used instead.  It gets called whenever the inode is evicted, whether it has
 remaining links or not.  Caller does *not* evict the pagecache or inode-associated
 metadata buffers; getting rid of those is responsibility of method, as it had
 been for ->delete_inode().
-	->drop_inode() returns int now; it's called on final iput() with inode_lock
-held and it returns true if filesystems wants the inode to be dropped.  As before,
-generic_drop_inode() is still the default and it's been updated appropriately.
-generic_delete_inode() is also alive and it consists simply of return 1.  Note that
-all actual eviction work is done by caller after ->drop_inode() returns.
+
+	->drop_inode() returns int now; it's called on final iput() with
+inode->i_lock held and it returns true if filesystems wants the inode to be
+dropped.  As before, generic_drop_inode() is still the default and it's been
+updated appropriately.  generic_delete_inode() is also alive and it consists
+simply of return 1.  Note that all actual eviction work is done by caller after
+->drop_inode() returns.
+
 	clear_inode() is gone; use end_writeback() instead.  As before, it must
 be called exactly once on each call of ->evict_inode() (as it used to be for
 each call of ->delete_inode()).  Unlike before, if you are using inode-associated
@@ -395,6 +398,9 @@ Currently you can only have FALLOC_FL_PUNCH_HOLE with FALLOC_FL_KEEP_SIZE set,
 so the i_size should not change when hole punching, even when puching the end of
 a file off.
 
+--
+[mandatory]
+
 --
 [mandatory]
 	->get_sb() is gone.  Switch to use of ->mount().  Typically it's just

trunk/Documentation/filesystems/vfs.txt

@@ -254,7 +254,7 @@ or bottom half).
 	should be synchronous or not, not all filesystems check this flag.
 
   drop_inode: called when the last access to the inode is dropped,
-	with the inode_lock spinlock held.
+	with the inode->i_lock spinlock held.
 
 	This method should be either NULL (normal UNIX filesystem
 	semantics) or "generic_delete_inode" (for filesystems that do not

trunk/arch/arm/mm/init.c

@@ -78,7 +78,7 @@ __tagtable(ATAG_INITRD2, parse_tag_initrd2);
  */
 struct meminfo meminfo;
 
-void show_mem(void)
+void show_mem(unsigned int filter)
 {
 	int free = 0, total = 0, reserved = 0;
 	int shared = 0, cached = 0, slab = 0, i;

trunk/arch/ia64/mm/contig.c

@@ -36,7 +36,7 @@ static unsigned long max_gap;
  * Shows a simple page count of reserved and used pages in the system.
  * For discontig machines, it does this on a per-pgdat basis.
  */
-void show_mem(void)
+void show_mem(unsigned int filter)
 {
 	int i, total_reserved = 0;
 	int total_shared = 0, total_cached = 0;

trunk/arch/ia64/mm/discontig.c

@@ -614,7 +614,7 @@ void __cpuinit *per_cpu_init(void)
  * Shows a simple page count of reserved and used pages in the system.
  * For discontig machines, it does this on a per-pgdat basis.
  */
-void show_mem(void)
+void show_mem(unsigned int filter)
 {
 	int i, total_reserved = 0;
 	int total_shared = 0, total_cached = 0;

trunk/arch/parisc/mm/init.c

@@ -544,7 +544,7 @@ void __init mem_init(void)
 unsigned long *empty_zero_page __read_mostly;
 EXPORT_SYMBOL(empty_zero_page);
 
-void show_mem(void)
+void show_mem(unsigned int filter)
 {
 	int i,free = 0,total = 0,reserved = 0;
 	int shared = 0, cached = 0;

trunk/arch/powerpc/xmon/xmon.c

@@ -821,7 +821,7 @@ cmds(struct pt_regs *excp)
 				memzcan();
 				break;
 			case 'i':
-				show_mem();
+				show_mem(0);
 				break;
 			default:
 				termch = cmd;

trunk/arch/sparc/mm/init_32.c

@@ -75,7 +75,7 @@ void __init kmap_init(void)
 	kmap_prot = __pgprot(SRMMU_ET_PTE | SRMMU_PRIV | SRMMU_CACHE);
 }
 
-void show_mem(void)
+void show_mem(unsigned int filter)
 {
 	printk("Mem-info:\n");
 	show_free_areas();

trunk/arch/tile/mm/pgtable.c

@@ -41,7 +41,7 @@
  * The normal show_free_areas() is too verbose on Tile, with dozens
  * of processors and often four NUMA zones each with high and lowmem.
  */
-void show_mem(void)
+void show_mem(unsigned int filter)
 {
 	struct zone *zone;
 

trunk/arch/unicore32/mm/init.c

@@ -55,7 +55,7 @@ early_param("initrd", early_initrd);
  */
 struct meminfo meminfo;
 
-void show_mem(void)
+void show_mem(unsigned int filter)
 {
 	int free = 0, total = 0, reserved = 0;
 	int shared = 0, cached = 0, slab = 0, i;

trunk/drivers/gpu/drm/drm_crtc.c

@@ -1073,6 +1073,9 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
 	uint32_t __user *encoder_id;
 	struct drm_mode_group *mode_group;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 
 	/*
@@ -1244,6 +1247,9 @@ int drm_mode_getcrtc(struct drm_device *dev,
 	struct drm_mode_object *obj;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 
 	obj = drm_mode_object_find(dev, crtc_resp->crtc_id,
@@ -1312,6 +1318,9 @@ int drm_mode_getconnector(struct drm_device *dev, void *data,
 	uint64_t __user *prop_values;
 	uint32_t __user *encoder_ptr;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo));
 
 	DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id);
@@ -1431,6 +1440,9 @@ int drm_mode_getencoder(struct drm_device *dev, void *data,
 	struct drm_encoder *encoder;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, enc_resp->encoder_id,
 				   DRM_MODE_OBJECT_ENCODER);
@@ -1486,6 +1498,9 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 	int ret = 0;
 	int i;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, crtc_req->crtc_id,
 				   DRM_MODE_OBJECT_CRTC);
@@ -1603,6 +1618,9 @@ int drm_mode_cursor_ioctl(struct drm_device *dev,
 	struct drm_crtc *crtc;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	if (!req->flags) {
 		DRM_ERROR("no operation set\n");
 		return -EINVAL;
@@ -1667,6 +1685,9 @@ int drm_mode_addfb(struct drm_device *dev,
 	struct drm_framebuffer *fb;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	if ((config->min_width > r->width) || (r->width > config->max_width)) {
 		DRM_ERROR("mode new framebuffer width not within limits\n");
 		return -EINVAL;
@@ -1724,6 +1745,9 @@ int drm_mode_rmfb(struct drm_device *dev,
 	int ret = 0;
 	int found = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB);
 	/* TODO check that we realy get a framebuffer back. */
@@ -1780,6 +1804,9 @@ int drm_mode_getfb(struct drm_device *dev,
 	struct drm_framebuffer *fb;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB);
 	if (!obj) {
@@ -1813,6 +1840,9 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
 	int num_clips;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB);
 	if (!obj) {
@@ -1996,6 +2026,9 @@ int drm_mode_attachmode_ioctl(struct drm_device *dev,
 	struct drm_mode_modeinfo *umode = &mode_cmd->mode;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 
 	obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR);
@@ -2042,6 +2075,9 @@ int drm_mode_detachmode_ioctl(struct drm_device *dev,
 	struct drm_mode_modeinfo *umode = &mode_cmd->mode;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 
 	obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR);
@@ -2211,6 +2247,9 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev,
 	uint64_t __user *values_ptr;
 	uint32_t __user *blob_length_ptr;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY);
 	if (!obj) {
@@ -2333,6 +2372,9 @@ int drm_mode_getblob_ioctl(struct drm_device *dev,
 	int ret = 0;
 	void *blob_ptr;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB);
 	if (!obj) {
@@ -2393,6 +2435,9 @@ int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
 	int ret = -EINVAL;
 	int i;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 
 	obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR);
@@ -2509,6 +2554,9 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev,
 	int size;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC);
 	if (!obj) {
@@ -2560,6 +2608,9 @@ int drm_mode_gamma_get_ioctl(struct drm_device *dev,
 	int size;
 	int ret = 0;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return -EINVAL;
+
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC);
 	if (!obj) {

trunk/drivers/gpu/drm/drm_gem.c

@@ -499,11 +499,12 @@ EXPORT_SYMBOL(drm_gem_vm_open);
 void drm_gem_vm_close(struct vm_area_struct *vma)
 {
 	struct drm_gem_object *obj = vma->vm_private_data;
+	struct drm_device *dev = obj->dev;
 
-	mutex_lock(&obj->dev->struct_mutex);
+	mutex_lock(&dev->struct_mutex);
 	drm_vm_close_locked(vma);
 	drm_gem_object_unreference(obj);
-	mutex_unlock(&obj->dev->struct_mutex);
+	mutex_unlock(&dev->struct_mutex);
 }
 EXPORT_SYMBOL(drm_gem_vm_close);
 

trunk/drivers/gpu/drm/drm_ioctl.c

@@ -280,6 +280,9 @@ int drm_getcap(struct drm_device *dev, void *data, struct drm_file *file_priv)
 		if (dev->driver->dumb_create)
 			req->value = 1;
 		break;
+	case DRM_CAP_VBLANK_HIGH_CRTC:
+		req->value = 1;
+		break;
 	default:
 		return -EINVAL;
 	}

trunk/drivers/gpu/drm/drm_irq.c

@@ -1125,7 +1125,7 @@ int drm_wait_vblank(struct drm_device *dev, void *data,
 {
 	union drm_wait_vblank *vblwait = data;
 	int ret = 0;
-	unsigned int flags, seq, crtc;
+	unsigned int flags, seq, crtc, high_crtc;
 
 	if ((!drm_dev_to_irq(dev)) || (!dev->irq_enabled))
 		return -EINVAL;
@@ -1134,16 +1134,21 @@ int drm_wait_vblank(struct drm_device *dev, void *data,
 		return -EINVAL;
 
 	if (vblwait->request.type &
-	    ~(_DRM_VBLANK_TYPES_MASK | _DRM_VBLANK_FLAGS_MASK)) {
+	    ~(_DRM_VBLANK_TYPES_MASK | _DRM_VBLANK_FLAGS_MASK |
+	      _DRM_VBLANK_HIGH_CRTC_MASK)) {
 		DRM_ERROR("Unsupported type value 0x%x, supported mask 0x%x\n",
 			  vblwait->request.type,
-			  (_DRM_VBLANK_TYPES_MASK | _DRM_VBLANK_FLAGS_MASK));
+			  (_DRM_VBLANK_TYPES_MASK | _DRM_VBLANK_FLAGS_MASK |
+			   _DRM_VBLANK_HIGH_CRTC_MASK));
 		return -EINVAL;
 	}
 
 	flags = vblwait->request.type & _DRM_VBLANK_FLAGS_MASK;
-	crtc = flags & _DRM_VBLANK_SECONDARY ? 1 : 0;
-
+	high_crtc = (vblwait->request.type & _DRM_VBLANK_HIGH_CRTC_MASK);
+	if (high_crtc)
+		crtc = high_crtc >> _DRM_VBLANK_HIGH_CRTC_SHIFT;
+	else
+		crtc = flags & _DRM_VBLANK_SECONDARY ? 1 : 0;
 	if (crtc >= dev->num_crtcs)
 		return -EINVAL;
 

trunk/drivers/gpu/drm/i915/i915_debugfs.c

@@ -892,7 +892,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
 		seq_printf(m, "Render p-state limit: %d\n",
 			   rp_state_limits & 0xff);
 		seq_printf(m, "CAGF: %dMHz\n", ((rpstat & GEN6_CAGF_MASK) >>
-						GEN6_CAGF_SHIFT) * 100);
+						GEN6_CAGF_SHIFT) * 50);
 		seq_printf(m, "RP CUR UP EI: %dus\n", rpupei &
 			   GEN6_CURICONT_MASK);
 		seq_printf(m, "RP CUR UP: %dus\n", rpcurup &
@@ -908,15 +908,15 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
 
 		max_freq = (rp_state_cap & 0xff0000) >> 16;
 		seq_printf(m, "Lowest (RPN) frequency: %dMHz\n",
-			   max_freq * 100);
+			   max_freq * 50);
 
 		max_freq = (rp_state_cap & 0xff00) >> 8;
 		seq_printf(m, "Nominal (RP1) frequency: %dMHz\n",
-			   max_freq * 100);
+			   max_freq * 50);
 
 		max_freq = rp_state_cap & 0xff;
 		seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n",
-			   max_freq * 100);
+			   max_freq * 50);
 
 		__gen6_gt_force_wake_put(dev_priv);
 	} else {