修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/drivers/block/ps3vram.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * ps3vram - Use extra PS3 video ram as block device.
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  *
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@@ -88,12 +89,6 @@
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 static int ps3vram_major;
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-
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-
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-static const struct block_device_operations ps3vram_fops = {
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-	.owner		= THIS_MODULE,
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-};
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-
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 #define DMA_NOTIFIER_HANDLE_BASE 0x66604200 /* first DMA notifier handle */
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 #define DMA_NOTIFIER_OFFSET_BASE 0x1000     /* first DMA notifier offset */
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@@ -584,15 +579,15 @@
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 	return next;
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 }
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-static blk_qc_t ps3vram_make_request(struct request_queue *q, struct bio *bio)
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+static blk_qc_t ps3vram_submit_bio(struct bio *bio)
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 {
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-	struct ps3_system_bus_device *dev = q->queuedata;
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+	struct ps3_system_bus_device *dev = bio->bi_disk->private_data;
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 	struct ps3vram_priv *priv = ps3_system_bus_get_drvdata(dev);
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 	int busy;
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 	dev_dbg(&dev->core, "%s\n", __func__);
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-	blk_queue_split(q, &bio);
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+	blk_queue_split(&bio);
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 	spin_lock_irq(&priv->lock);
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 	busy = !bio_list_empty(&priv->list);
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@@ -608,6 +603,11 @@
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 	return BLK_QC_T_NONE;
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 }
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+
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+static const struct block_device_operations ps3vram_fops = {
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+	.owner		= THIS_MODULE,
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+	.submit_bio	= ps3vram_submit_bio,
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+};
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 static int ps3vram_probe(struct ps3_system_bus_device *dev)
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 {
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@@ -736,7 +736,7 @@
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 	ps3vram_proc_init(dev);
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-	queue = blk_alloc_queue(GFP_KERNEL);
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+	queue = blk_alloc_queue(NUMA_NO_NODE);
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 	if (!queue) {
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 		dev_err(&dev->core, "blk_alloc_queue failed\n");
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 		error = -ENOMEM;
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@@ -744,8 +744,6 @@
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 	}
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 	priv->queue = queue;
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-	queue->queuedata = dev;
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-	blk_queue_make_request(queue, ps3vram_make_request);
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 	blk_queue_max_segments(queue, BLK_MAX_SEGMENTS);
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 	blk_queue_max_segment_size(queue, BLK_MAX_SEGMENT_SIZE);
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 	blk_queue_max_hw_sectors(queue, BLK_SAFE_MAX_SECTORS);
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@@ -766,10 +764,10 @@
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 	strlcpy(gendisk->disk_name, DEVICE_NAME, sizeof(gendisk->disk_name));
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 	set_capacity(gendisk, priv->size >> 9);
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-	dev_info(&dev->core, "%s: Using %lu MiB of GPU memory\n",
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+	dev_info(&dev->core, "%s: Using %llu MiB of GPU memory\n",
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 		 gendisk->disk_name, get_capacity(gendisk) >> 11);
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-	device_add_disk(&dev->core, gendisk);
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+	device_add_disk(&dev->core, gendisk, NULL);
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 	return 0;
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 fail_cleanup_queue: