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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/arch/um/drivers/net_kern.c
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@@ -1,12 +1,12 @@
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+// SPDX-License-Identifier: GPL-2.0
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 /*
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  * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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  * Copyright (C) 2001 Lennert Buytenhek (buytenh@gnu.org) and
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  * James Leu (jleu@mindspring.net).
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  * Copyright (C) 2001 by various other people who didn't put their name here.
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- * Licensed under the GPL.
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  */
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-#include <linux/bootmem.h>
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+#include <linux/memblock.h>
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 #include <linux/etherdevice.h>
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 #include <linux/ethtool.h>
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 #include <linux/inetdevice.h>
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@@ -137,8 +137,6 @@
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 		schedule_work(&lp->work);
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 		goto out;
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 	}
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-	reactivate_fd(lp->fd, UM_ETH_IRQ);
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-
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 out:
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 	spin_unlock(&lp->lock);
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 	return IRQ_HANDLED;
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@@ -249,7 +247,7 @@
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 	return;
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 }
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-static void uml_net_tx_timeout(struct net_device *dev)
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+static void uml_net_tx_timeout(struct net_device *dev, unsigned int txqueue)
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 {
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 	netif_trans_update(dev);
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 	netif_wake_queue(dev);
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@@ -268,7 +266,6 @@
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 				struct ethtool_drvinfo *info)
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 {
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 	strlcpy(info->driver, DRIVER_NAME, sizeof(info->driver));
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-	strlcpy(info->version, "42", sizeof(info->version));
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 }
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 static const struct ethtool_ops uml_net_ethtool_ops = {
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@@ -276,17 +273,6 @@
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 	.get_link	= ethtool_op_get_link,
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 	.get_ts_info	= ethtool_op_get_ts_info,
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 };
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-
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-static void uml_net_user_timer_expire(struct timer_list *t)
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-{
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-#ifdef undef
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-	struct uml_net_private *lp = from_timer(lp, t, tl);
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-	struct connection *conn = &lp->user;
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-
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-	dprintk(KERN_INFO "uml_net_user_timer_expire [%p]\n", conn);
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-	do_connect(conn);
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-#endif
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-}
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 void uml_net_setup_etheraddr(struct net_device *dev, char *str)
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 {
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@@ -458,7 +444,6 @@
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 		  .add_address 		= transport->user->add_address,
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 		  .delete_address  	= transport->user->delete_address });
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-	timer_setup(&lp->tl, uml_net_user_timer_expire, 0);
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 	spin_lock_init(&lp->lock);
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 	memcpy(lp->mac, dev->dev_addr, sizeof(lp->mac));
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@@ -650,7 +635,10 @@
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 		return 1;
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 	}
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-	new = alloc_bootmem(sizeof(*new));
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+	new = memblock_alloc(sizeof(*new), SMP_CACHE_BYTES);
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+	if (!new)
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+		panic("%s: Failed to allocate %zu bytes\n", __func__,
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+		      sizeof(*new));
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 	INIT_LIST_HEAD(&new->list);
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 	new->index = n;