change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/net/wireguard/allowedips.h
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@@ -15,14 +15,11 @@
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 struct allowedips_node {
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 	struct wg_peer __rcu *peer;
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 	struct allowedips_node __rcu *bit[2];
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-	/* While it may seem scandalous that we waste space for v4,
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-	 * we're alloc'ing to the nearest power of 2 anyway, so this
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-	 * doesn't actually make a difference.
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-	 */
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-	u8 bits[16] __aligned(__alignof(u64));
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 	u8 cidr, bit_at_a, bit_at_b, bitlen;
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+	u8 bits[16] __aligned(__alignof(u64));
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-	/* Keep rarely used list at bottom to be beyond cache line. */
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+	/* Keep rarely used members at bottom to be beyond cache line. */
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+	unsigned long parent_bit_packed;
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 	union {
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 		struct list_head peer_list;
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 		struct rcu_head rcu;
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@@ -33,7 +30,7 @@
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 	struct allowedips_node __rcu *root4;
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 	struct allowedips_node __rcu *root6;
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 	u64 seq;
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-};
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+} __aligned(4); /* We pack the lower 2 bits of &root, but m68k only gives 16-bit alignment. */
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 void wg_allowedips_init(struct allowedips *table);
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 void wg_allowedips_free(struct allowedips *table, struct mutex *mutex);
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@@ -56,4 +53,7 @@
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 bool wg_allowedips_selftest(void);
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 #endif
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+int wg_allowedips_slab_init(void);
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+void wg_allowedips_slab_uninit(void);
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+
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 #endif /* _WG_ALLOWEDIPS_H */