add ax88772_rst

hc

2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29

 kernel/fs/xfs/xfs_extent_busy.c
..
..
@@ -33,7 +33,7 @@
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 	struct rb_node		**rbp;
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 	struct rb_node		*parent = NULL;
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-	new = kmem_zalloc(sizeof(struct xfs_extent_busy), KM_SLEEP);
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+	new = kmem_zalloc(sizeof(struct xfs_extent_busy), 0);
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 	new->agno = agno;
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 	new->bno = bno;
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 	new->length = len;
..
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@@ -344,7 +344,6 @@
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 	ASSERT(*len > 0);
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 	spin_lock(&args->pag->pagb_lock);
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-restart:
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 	fbno = *bno;
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 	flen = *len;
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 	rbp = args->pag->pagb_tree.rb_node;
..
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@@ -360,19 +359,6 @@
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 			continue;
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 		} else if (fbno >= bend) {
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 			rbp = rbp->rb_right;
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-			continue;
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-		}
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-
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-		/*
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-		 * If this is a metadata allocation, try to reuse the busy
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-		 * extent instead of trimming the allocation.
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-		 */
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-		if (!xfs_alloc_is_userdata(args->datatype) &&
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-		    !(busyp->flags & XFS_EXTENT_BUSY_DISCARDED)) {
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-			if (!xfs_extent_busy_update_extent(args->mp, args->pag,
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-							  busyp, fbno, flen,
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-							  false))
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-				goto restart;
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 			continue;
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 		}
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