add stmac read mac form eeprom

hc

2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/mm/zbud.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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  * zbud.c
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  *
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@@ -242,7 +243,7 @@
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 	zhdr->last_chunks = 0;
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 	INIT_LIST_HEAD(&zhdr->buddy);
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 	INIT_LIST_HEAD(&zhdr->lru);
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-	zhdr->under_reclaim = 0;
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+	zhdr->under_reclaim = false;
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 	return zhdr;
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 }
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@@ -366,7 +367,6 @@
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 	spin_lock(&pool->lock);
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 	/* First, try to find an unbuddied zbud page. */
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-	zhdr = NULL;
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 	for_each_unbuddied_list(i, chunks) {
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 		if (!list_empty(&pool->unbuddied[i])) {
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 			zhdr = list_first_entry(&pool->unbuddied[i],