---

yaml --- r: 211378 b: refs/heads/master c: 1a95036 h: refs/heads/master v: v3
git-mirror · Oct 8, 2010 · 11944f9 · 11944f9
1 parent e5838a9
commit 11944f9
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Showing 71 changed files with 246 additions and 496 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e92ba6d2ec8f83a26deb68dd3c2a195657dfdebe
+refs/heads/master: 1a95036465e6abdcb639f0d7bb1ec612663caf5b
diff --git a/trunk/Documentation/vm/page-types.c b/trunk/Documentation/vm/page-types.c
@@ -478,7 +478,7 @@ static void prepare_hwpoison_fd(void)
 	}
 
 	if (opt_unpoison && !hwpoison_forget_fd) {
-		sprintf(buf, "%s/unpoison-pfn", hwpoison_debug_fs);
+		sprintf(buf, "%s/renew-pfn", hwpoison_debug_fs);
 		hwpoison_forget_fd = checked_open(buf, O_WRONLY);
 	}
 }

diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS
@@ -969,16 +969,6 @@ L:	linux-samsung-soc@vger.kernel.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm/mach-s5p*/
 
-ARM/SAMSUNG S5P SERIES FIMC SUPPORT
-M:	Kyungmin Park <kyungmin.park@samsung.com>
-M:	Sylwester Nawrocki <s.nawrocki@samsung.com>
-L:	linux-arm-kernel@lists.infradead.org
-L:	linux-media@vger.kernel.org
-S:	Maintained
-F:	arch/arm/plat-s5p/dev-fimc*
-F:	arch/arm/plat-samsung/include/plat/*fimc*
-F:	drivers/media/video/s5p-fimc/
-
 ARM/SHMOBILE ARM ARCHITECTURE
 M:	Paul Mundt <lethal@linux-sh.org>
 M:	Magnus Damm <magnus.damm@gmail.com>
@@ -2545,7 +2535,7 @@ S:	Supported
 F:	drivers/scsi/gdt*
 
 GENERIC GPIO I2C DRIVER
-M:	Haavard Skinnemoen <hskinnemoen@gmail.com>
+M:	Haavard Skinnemoen <hskinnemoen@atmel.com>
 S:	Supported
 F:	drivers/i2c/busses/i2c-gpio.c
 F:	include/linux/i2c-gpio.h

diff --git a/trunk/arch/arm/mach-s5pv210/clock.c b/trunk/arch/arm/mach-s5pv210/clock.c
@@ -173,11 +173,6 @@ static int s5pv210_clk_ip3_ctrl(struct clk *clk, int enable)
 	return s5p_gatectrl(S5P_CLKGATE_IP3, clk, enable);
 }
 
-static int s5pv210_clk_ip4_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLKGATE_IP4, clk, enable);
-}
-
 static int s5pv210_clk_mask0_ctrl(struct clk *clk, int enable)
 {
 	return s5p_gatectrl(S5P_CLK_SRC_MASK0, clk, enable);

diff --git a/trunk/arch/arm/plat-samsung/adc.c b/trunk/arch/arm/plat-samsung/adc.c
@@ -435,7 +435,6 @@ static int s3c_adc_suspend(struct platform_device *pdev, pm_message_t state)
 static int s3c_adc_resume(struct platform_device *pdev)
 {
 	struct adc_device *adc = platform_get_drvdata(pdev);
-	unsigned long flags;
 
 	clk_enable(adc->clk);
 	enable_irq(adc->irq);

diff --git a/trunk/arch/mips/include/asm/siginfo.h b/trunk/arch/mips/include/asm/siginfo.h
@@ -88,7 +88,6 @@ typedef struct siginfo {
 #ifdef __ARCH_SI_TRAPNO
 			int _trapno;	/* TRAP # which caused the signal */
 #endif
-			short _addr_lsb;
 		} _sigfault;
 
 		/* SIGPOLL, SIGXFSZ (To do ...)  */

diff --git a/trunk/block/elevator.c b/trunk/block/elevator.c
@@ -938,7 +938,6 @@ int elv_register_queue(struct request_queue *q)
 			}
 		}
 		kobject_uevent(&e->kobj, KOBJ_ADD);
-		e->registered = 1;
 	}
 	return error;
 }
@@ -948,7 +947,6 @@ static void __elv_unregister_queue(struct elevator_queue *e)
 {
 	kobject_uevent(&e->kobj, KOBJ_REMOVE);
 	kobject_del(&e->kobj);
-	e->registered = 0;
 }
 
 void elv_unregister_queue(struct request_queue *q)
@@ -1044,13 +1042,11 @@ static int elevator_switch(struct request_queue *q, struct elevator_type *new_e)
 
 	spin_unlock_irq(q->queue_lock);
 
-	if (old_elevator->registered) {
-		__elv_unregister_queue(old_elevator);
+	__elv_unregister_queue(old_elevator);
 
-		err = elv_register_queue(q);
-		if (err)
-			goto fail_register;
-	}
+	err = elv_register_queue(q);
+	if (err)
+		goto fail_register;
 
 	/*
 	 * finally exit old elevator and turn off BYPASS.

diff --git a/trunk/drivers/block/virtio_blk.c b/trunk/drivers/block/virtio_blk.c
@@ -202,7 +202,6 @@ static int virtblk_get_id(struct gendisk *disk, char *id_str)
 	struct virtio_blk *vblk = disk->private_data;
 	struct request *req;
 	struct bio *bio;
-	int err;
 
 	bio = bio_map_kern(vblk->disk->queue, id_str, VIRTIO_BLK_ID_BYTES,
 			   GFP_KERNEL);
@@ -216,10 +215,7 @@ static int virtblk_get_id(struct gendisk *disk, char *id_str)
 	}
 
 	req->cmd_type = REQ_TYPE_SPECIAL;
-	err = blk_execute_rq(vblk->disk->queue, vblk->disk, req, false);
-	blk_put_request(req);
-
-	return err;
+	return blk_execute_rq(vblk->disk->queue, vblk->disk, req, false);
 }
 
 static int virtblk_locked_ioctl(struct block_device *bdev, fmode_t mode,

diff --git a/trunk/drivers/gpu/drm/i915/intel_fb.c b/trunk/drivers/gpu/drm/i915/intel_fb.c
@@ -238,8 +238,8 @@ int intel_fbdev_destroy(struct drm_device *dev,
 
 	drm_framebuffer_cleanup(&ifb->base);
 	if (ifb->obj) {
+		drm_gem_object_handle_unreference(ifb->obj);
 		drm_gem_object_unreference(ifb->obj);
-		ifb->obj = NULL;
 	}
 
 	return 0;

diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/trunk/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -352,6 +352,7 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev)
 
 	if (nouveau_fb->nvbo) {
 		nouveau_bo_unmap(nouveau_fb->nvbo);
+		drm_gem_object_handle_unreference_unlocked(nouveau_fb->nvbo->gem);
 		drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem);
 		nouveau_fb->nvbo = NULL;
 	}

diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_notifier.c b/trunk/drivers/gpu/drm/nouveau/nouveau_notifier.c
@@ -79,6 +79,7 @@ nouveau_notifier_takedown_channel(struct nouveau_channel *chan)
 	mutex_lock(&dev->struct_mutex);
 	nouveau_bo_unpin(chan->notifier_bo);
 	mutex_unlock(&dev->struct_mutex);
+	drm_gem_object_handle_unreference_unlocked(chan->notifier_bo->gem);
 	drm_gem_object_unreference_unlocked(chan->notifier_bo->gem);
 	drm_mm_takedown(&chan->notifier_heap);
 }

diff --git a/trunk/drivers/gpu/drm/radeon/radeon_fb.c b/trunk/drivers/gpu/drm/radeon/radeon_fb.c
@@ -97,6 +97,7 @@ static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj)
 		radeon_bo_unpin(rbo);
 		radeon_bo_unreserve(rbo);
 	}
+	drm_gem_object_handle_unreference(gobj);
 	drm_gem_object_unreference_unlocked(gobj);
 }
 

diff --git a/trunk/drivers/gpu/drm/ttm/ttm_bo.c b/trunk/drivers/gpu/drm/ttm/ttm_bo.c
@@ -441,43 +441,6 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo,
 	return ret;
 }
 
-/**
- * Call bo::reserved and with the lru lock held.
- * Will release GPU memory type usage on destruction.
- * This is the place to put in driver specific hooks.
- * Will release the bo::reserved lock and the
- * lru lock on exit.
- */
-
-static void ttm_bo_cleanup_memtype_use(struct ttm_buffer_object *bo)
-{
-	struct ttm_bo_global *glob = bo->glob;
-
-	if (bo->ttm) {
-
-		/**
-		 * Release the lru_lock, since we don't want to have
-		 * an atomic requirement on ttm_tt[unbind|destroy].
-		 */
-
-		spin_unlock(&glob->lru_lock);
-		ttm_tt_unbind(bo->ttm);
-		ttm_tt_destroy(bo->ttm);
-		bo->ttm = NULL;
-		spin_lock(&glob->lru_lock);
-	}
-
-	if (bo->mem.mm_node) {
-		drm_mm_put_block(bo->mem.mm_node);
-		bo->mem.mm_node = NULL;
-	}
-
-	atomic_set(&bo->reserved, 0);
-	wake_up_all(&bo->event_queue);
-	spin_unlock(&glob->lru_lock);
-}
-
-
 /**
  * If bo idle, remove from delayed- and lru lists, and unref.
  * If not idle, and already on delayed list, do nothing.
@@ -493,7 +456,6 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 	int ret;
 
 	spin_lock(&bo->lock);
-retry:
 	(void) ttm_bo_wait(bo, false, false, !remove_all);
 
 	if (!bo->sync_obj) {
@@ -502,52 +464,31 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 		spin_unlock(&bo->lock);
 
 		spin_lock(&glob->lru_lock);
-		ret = ttm_bo_reserve_locked(bo, false, !remove_all, false, 0);
-
-		/**
-		 * Someone else has the object reserved. Bail and retry.
-		 */
-
-		if (unlikely(ret == -EBUSY)) {
-			spin_unlock(&glob->lru_lock);
-			spin_lock(&bo->lock);
-			goto requeue;
-		}
-
-		/**
-		 * We can re-check for sync object without taking
-		 * the bo::lock since setting the sync object requires
-		 * also bo::reserved. A busy object at this point may
-		 * be caused by another thread starting an accelerated
-		 * eviction.
-		 */
-
-		if (unlikely(bo->sync_obj)) {
-			atomic_set(&bo->reserved, 0);
-			wake_up_all(&bo->event_queue);
-			spin_unlock(&glob->lru_lock);
-			spin_lock(&bo->lock);
-			if (remove_all)
-				goto retry;
-			else
-				goto requeue;
-		}
-
 		put_count = ttm_bo_del_from_lru(bo);
 
+		ret = ttm_bo_reserve_locked(bo, false, false, false, 0);
+		BUG_ON(ret);
+		if (bo->ttm)
+			ttm_tt_unbind(bo->ttm);
+
 		if (!list_empty(&bo->ddestroy)) {
 			list_del_init(&bo->ddestroy);
 			++put_count;
 		}
+		if (bo->mem.mm_node) {
+			drm_mm_put_block(bo->mem.mm_node);
+			bo->mem.mm_node = NULL;
+		}
+		spin_unlock(&glob->lru_lock);
 
-		ttm_bo_cleanup_memtype_use(bo);
+		atomic_set(&bo->reserved, 0);
 
 		while (put_count--)
 			kref_put(&bo->list_kref, ttm_bo_ref_bug);
 
 		return 0;
 	}
-requeue:
+
 	spin_lock(&glob->lru_lock);
 	if (list_empty(&bo->ddestroy)) {
 		void *sync_obj = bo->sync_obj;

diff --git a/trunk/drivers/i2c/busses/i2c-cpm.c b/trunk/drivers/i2c/busses/i2c-cpm.c
@@ -677,11 +677,6 @@ static int __devinit cpm_i2c_probe(struct platform_device *ofdev,
 	dev_dbg(&ofdev->dev, "hw routines for %s registered.\n",
 		cpm->adap.name);
 
-	/*
-	 * register OF I2C devices
-	 */
-	of_i2c_register_devices(&cpm->adap);
-
 	return 0;
 out_shut:
 	cpm_i2c_shutdown(cpm);

diff --git a/trunk/drivers/i2c/busses/i2c-ibm_iic.c b/trunk/drivers/i2c/busses/i2c-ibm_iic.c
@@ -761,9 +761,6 @@ static int __devinit iic_probe(struct platform_device *ofdev,
 	dev_info(&ofdev->dev, "using %s mode\n",
 		 dev->fast_mode ? "fast (400 kHz)" : "standard (100 kHz)");
 
-	/* Now register all the child nodes */
-	of_i2c_register_devices(adap);
-
 	return 0;
 
 error_cleanup:

diff --git a/trunk/drivers/i2c/busses/i2c-mpc.c b/trunk/drivers/i2c/busses/i2c-mpc.c
@@ -632,7 +632,6 @@ static int __devinit fsl_i2c_probe(struct platform_device *op,
 		dev_err(i2c->dev, "failed to add adapter\n");
 		goto fail_add;
 	}
-	of_i2c_register_devices(&i2c->adap);
 
 	return result;
 

diff --git a/trunk/drivers/i2c/busses/i2c-pca-isa.c b/trunk/drivers/i2c/busses/i2c-pca-isa.c
@@ -71,8 +71,8 @@ static int pca_isa_readbyte(void *pd, int reg)
 
 static int pca_isa_waitforcompletion(void *pd)
 {
+	long ret = ~0;
 	unsigned long timeout;
-	long ret;
 
 	if (irq > -1) {
 		ret = wait_event_timeout(pca_wait,
@@ -81,15 +81,11 @@ static int pca_isa_waitforcompletion(void *pd)
 	} else {
 		/* Do polling */
 		timeout = jiffies + pca_isa_ops.timeout;
-		do {
-			ret = time_before(jiffies, timeout);
-			if (pca_isa_readbyte(pd, I2C_PCA_CON)
-					& I2C_PCA_CON_SI)
-				break;
+		while (((pca_isa_readbyte(pd, I2C_PCA_CON)
+				& I2C_PCA_CON_SI) == 0)
+				&& (ret = time_before(jiffies, timeout)))
 			udelay(100);
-		} while (ret);
 	}
-
 	return ret > 0;
 }
 

diff --git a/trunk/drivers/i2c/busses/i2c-pca-platform.c b/trunk/drivers/i2c/busses/i2c-pca-platform.c
@@ -80,8 +80,8 @@ static void i2c_pca_pf_writebyte32(void *pd, int reg, int val)
 static int i2c_pca_pf_waitforcompletion(void *pd)
 {
 	struct i2c_pca_pf_data *i2c = pd;
+	long ret = ~0;
 	unsigned long timeout;
-	long ret;
 
 	if (i2c->irq) {
 		ret = wait_event_timeout(i2c->wait,
@@ -90,13 +90,10 @@ static int i2c_pca_pf_waitforcompletion(void *pd)
 	} else {
 		/* Do polling */
 		timeout = jiffies + i2c->adap.timeout;
-		do {
-			ret = time_before(jiffies, timeout);
-			if (i2c->algo_data.read_byte(i2c, I2C_PCA_CON)
-					& I2C_PCA_CON_SI)
-				break;
+		while (((i2c->algo_data.read_byte(i2c, I2C_PCA_CON)
+				& I2C_PCA_CON_SI) == 0)
+				&& (ret = time_before(jiffies, timeout)))
 			udelay(100);
-		} while (ret);
 	}
 
 	return ret > 0;